wiring/sheets/PU-W-102.svg
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<?xml version="1.0" encoding="UTF-8"?><svg xmlns="http://www.w3.org/2000/svg" width="1587" height="1123" viewBox="0 0 1587 1123"><title>PU-W-102 — Power distribution wiring</title><desc>PoppyUp — Phase 1 Hardware Design; Wiring & Interconnect Diagram Set; Rev A; 2026-09-27; DRAFT — FOR REVIEW; A3 landscape 420 × 297 mm at 96 dpi</desc><rect width="100%" height="100%" fill="#fff"/><g id="L-BORDER"><rect x="20.0" y="20.0" width="1547.0" height="1083.0" rx="0" fill="none" stroke="#222" stroke-width="1.89" /><rect x="40.0" y="40.0" width="1507.0" height="1043.0" rx="0" fill="none" stroke="#222" stroke-width="0.94" /><text x="134.2" y="34.0" font-size="9" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">1</text><text x="134.2" y="1097.0" font-size="9" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">1</text><line x1="228.4" y1="20.0" x2="228.4" y2="40.0" stroke="#222" stroke-width="0.68"/><line x1="228.4" y1="1083.0" x2="228.4" 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text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">F</text><text x="1557.0" y="999.1" font-size="9" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">F</text></g><g id="L-TITLE"><rect x="907.0" y="987.0" width="640.0" height="96.0" rx="0" fill="#fff" stroke="#222" stroke-width="1.32" /><line x1="907.0" y1="1009.0" x2="1547.0" y2="1009.0" stroke="#222" stroke-width="0.94"/><line x1="907.0" y1="1045.0" x2="1257.0" y2="1045.0" stroke="#222" stroke-width="0.94"/><line x1="1257.0" y1="1009.0" x2="1257.0" y2="1083.0" stroke="#222" stroke-width="0.94"/><line x1="1422.0" y1="1009.0" x2="1422.0" y2="1083.0" stroke="#222" stroke-width="0.94"/><text x="915.0" y="1003.0" font-size="12" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">PoppyUp — Phase 1 Hardware Design — Wiring & Interconnect Diagram Set</text><text x="915.0" y="1025.0" font-size="11.5" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Power distribution wiring</text><text x="915.0" y="1039.0" font-size="9" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">Baseline: ADR v0.3 Generated from wiring/model.py + wiring/build.py</text><text x="915.0" y="1059.0" font-size="10" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">Scale: NTS — NOT TO SCALE</text><text x="915.0" y="1075.0" font-size="9" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">Units: mm where dimensioned Signal names per docs/02 §8, docs/09 §8–9</text><text x="1265.0" y="1025.0" font-size="13" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Sheet PU-W-102</text><text x="1265.0" y="1039.0" font-size="10" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">Rev A 2026-09-27</text><text x="1265.0" y="1059.0" font-size="10" text-anchor="start" fill="#9c1f1f" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Status: DRAFT — FOR REVIEW</text><text x="1265.0" y="1075.0" font-size="10" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">Sheet 3 of 10</text><text x="1430.0" y="1025.0" font-size="9" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">Prepared: hw architecture</text><text x="1430.0" y="1039.0" font-size="9" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">(auto-generated set)</text><text x="1430.0" y="1059.0" font-size="9" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">Reviewed: —</text><text x="1430.0" y="1075.0" font-size="9" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">Approved: —</text><rect x="48.0" y="987.0" width="492.0" height="70.0" rx="0" fill="#fff" stroke="#222" stroke-width="0.68" /><text x="54.0" y="1000.0" font-size="9" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">LEGEND — connection classes (colour + line type)</text><line x1="54.0" y1="1011.0" x2="88.0" y2="1011.0" stroke="#111111" stroke-width="2.08"/><text x="94.0" y="1014.0" font-size="8.5" text-anchor="start" fill="#222" font-family="Helvetica, Arial, sans-serif">Power (VBUS, VBAT, VSYS, rails)</text><line x1="54.0" y1="1023.0" x2="88.0" y2="1023.0" stroke="#1f4e9c" stroke-width="1.32"/><text x="94.0" y="1026.0" font-size="8.5" text-anchor="start" fill="#222" font-family="Helvetica, Arial, sans-serif">High-speed data (PCIe, USB, USB4, MDI)</text><line x1="54.0" y1="1035.0" x2="88.0" y2="1035.0" stroke="#1b7a3a" stroke-width="1.06" stroke-dasharray="7 3"/><text x="94.0" y="1038.0" font-size="8.5" text-anchor="start" fill="#222" font-family="Helvetica, Arial, sans-serif">Control / discrete (GPIO, enables, detects)</text><line x1="54.0" y1="1047.0" x2="88.0" y2="1047.0" stroke="#8a4b00" stroke-width="1.06" stroke-dasharray="9 3 2 3"/><text x="94.0" y="1050.0" font-size="8.5" text-anchor="start" fill="#222" font-family="Helvetica, Arial, sans-serif">Serial bus (I²C, SMBus, SPI, UART)</text><line x1="294.0" y1="1011.0" x2="328.0" y2="1011.0" stroke="#9c1f1f" stroke-width="1.32" stroke-dasharray="12 2 2 2"/><text x="334.0" y="1014.0" font-size="8.5" text-anchor="start" fill="#222" font-family="Helvetica, Arial, sans-serif">RF coax (MHF4)</text><line x1="294.0" y1="1023.0" x2="328.0" y2="1023.0" stroke="#4c7c1c" stroke-width="1.13" stroke-dasharray="3 3"/><text x="334.0" y="1026.0" font-size="8.5" text-anchor="start" fill="#222" font-family="Helvetica, Arial, sans-serif">Chassis / ground bond</text><line x1="294.0" y1="1035.0" x2="328.0" y2="1035.0" stroke="#777777" stroke-width="0.94" stroke-dasharray="4 3"/><text x="334.0" y="1038.0" font-size="8.5" text-anchor="start" fill="#222" font-family="Helvetica, Arial, sans-serif">Reserved, alternative or depopulated</text><line x1="294.0" y1="1047.0" x2="328.0" y2="1047.0" stroke="#444444" stroke-width="0.94" stroke-dasharray="1 3"/><text x="334.0" y="1050.0" font-size="8.5" text-anchor="start" fill="#222" font-family="Helvetica, Arial, sans-serif">Direct mate (module in socket, no cable)</text></g><g id="L-EQUIPMENT"><rect x="60.0" y="105.0" width="140.0" height="70.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="130.0" y="121.0" font-size="12" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">J4 Port A USB-C</text><text x="130.0" y="135.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">IP67 mid-mount · 'PD / PHONE'</text><text x="130.0" y="146.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">sink ≤ 100 W · source 1.5 A</text><line x1="200.0" y1="151.2" x2="194.0" y2="151.2" stroke="#222" stroke-width="1.32"/><text x="191.0" y="154.2" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">VBUS</text><line x1="200.0" y1="168.0" x2="194.0" y2="168.0" stroke="#222" stroke-width="1.32"/><text x="191.0" y="171.0" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">CC1/CC2</text><rect x="60.0" y="235.0" width="140.0" height="70.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="130.0" y="251.0" font-size="12" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">J6 Port C USB-C</text><text x="130.0" y="265.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">'USB4 FAST' · PD sink: Pro</text><text x="130.0" y="276.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">Base: VBUS → detect only</text><line x1="200.0" y1="281.2" x2="194.0" y2="281.2" stroke="#222" stroke-width="1.32"/><text x="191.0" y="284.2" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">VBUS</text><line x1="200.0" y1="298.0" x2="194.0" y2="298.0" stroke="#222" stroke-width="1.32"/><text x="191.0" y="301.0" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">CC1/CC2</text><rect x="230.0" y="188.0" width="160.0" height="50.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="310.0" y="204.0" font-size="11" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">TPS25750-A</text><text x="310.0" y="218.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">Port A PD sink/source ctrl</text><text x="310.0" y="229.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">OVP 22 V + TVS</text><line x1="230.0" y1="203.0" x2="236.0" y2="203.0" stroke="#222" stroke-width="1.32"/><text x="239.0" y="206.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">CC</text><rect x="230.0" y="318.0" width="160.0" height="50.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" stroke-dasharray="6 3"/><text x="310.0" y="334.0" font-size="11" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">TPS25750-C (Pro)</text><text x="310.0" y="348.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">Port C PD sink ctrl</text><text x="310.0" y="359.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">PORTC_PD_PRESENT → EC</text><line x1="230.0" y1="333.0" x2="236.0" y2="333.0" stroke="#222" stroke-width="1.32"/><text x="239.0" y="336.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">CC</text><rect x="410.0" y="150.0" width="160.0" height="98.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" stroke-dasharray="6 3"/><text x="490.0" y="166.0" font-size="11" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">VBUS priority mux (Pro)</text><text x="490.0" y="180.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">TPS2121-class, Port A priority</text><text x="490.0" y="191.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">break-before-make, reverse block</text><text x="490.0" y="202.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">5–20 V ≤ 3.25 A (verify at 65 W)</text><line x1="410.0" y1="218.6" x2="416.0" y2="218.6" stroke="#222" stroke-width="1.32"/><text x="419.0" y="221.6" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">A</text><line x1="410.0" y1="238.2" x2="416.0" y2="238.2" stroke="#222" stroke-width="1.32"/><text x="419.0" y="241.2" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">B</text><line x1="570.0" y1="228.4" x2="564.0" y2="228.4" stroke="#222" stroke-width="1.32"/><text x="561.0" y="231.4" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">OUT</text><line x1="490.0" y1="248.0" x2="490.0" y2="242.0" stroke="#222" stroke-width="1.32"/><rect x="600.0" y="140.0" width="150.0" height="130.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="675.0" y="156.0" font-size="12" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">BQ25792</text><text x="675.0" y="170.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">buck-boost NVDC charger</text><text x="675.0" y="181.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">1–4S · 5 A charge · 7 A system</text><text x="675.0" y="192.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">input limit 3.3 A at 20 V</text><text x="675.0" y="203.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">2× 22 µF + TVS at VBUS_IN</text><line x1="600.0" y1="220.6" x2="606.0" y2="220.6" stroke="#222" stroke-width="1.32"/><text x="609.0" y="223.6" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">VBUS_IN</text><line x1="600.0" y1="251.8" x2="606.0" y2="251.8" stroke="#222" stroke-width="1.32"/><text x="609.0" y="254.8" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">BAT</text><line x1="750.0" y1="233.6" x2="744.0" y2="233.6" stroke="#222" stroke-width="1.32"/><text x="741.0" y="236.6" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">VSYS</text><line x1="645.0" y1="270.0" x2="645.0" y2="264.0" stroke="#222" stroke-width="1.32"/><line x1="705.0" y1="270.0" x2="705.0" y2="264.0" stroke="#222" stroke-width="1.32"/><rect x="60.0" y="400.0" width="140.0" height="100.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="130.0" y="416.0" font-size="12" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">J12 Battery pack</text><text x="130.0" y="430.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">6-pin, harness W-02 ← PB J1</text><text x="130.0" y="441.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">see PU-W-202 / PU-W-204</text><line x1="200.0" y1="450.0" x2="194.0" y2="450.0" stroke="#222" stroke-width="1.32"/><text x="191.0" y="453.0" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">PACK+</text><line x1="200.0" y1="462.0" x2="194.0" y2="462.0" stroke="#222" stroke-width="1.32"/><text x="191.0" y="465.0" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">PACK−</text><line x1="200.0" y1="478.0" x2="194.0" y2="478.0" stroke="#222" stroke-width="1.32"/><text x="191.0" y="481.0" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">SMBus</text><line x1="200.0" y1="492.0" x2="194.0" y2="492.0" stroke="#222" stroke-width="1.32"/><text x="191.0" y="495.0" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">NTC / PRES#</text><rect x="830.0" y="113.0" width="150.0" height="56.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="905.0" y="129.0" font-size="10.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">5.0 V SYS buck 6 A</text><text x="905.0" y="143.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">TPS56637 (verify) · ≤ 3.1 A out</text><line x1="830.0" y1="135.4" x2="836.0" y2="135.4" stroke="#222" stroke-width="1.32"/><line x1="830.0" y1="161.2" x2="836.0" y2="161.2" stroke="#222" stroke-width="1.32"/><text x="839.0" y="164.2" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">EN</text><line x1="980.0" y1="141.0" x2="974.0" y2="141.0" stroke="#222" stroke-width="1.32"/><rect x="830.0" y="197.0" width="150.0" height="56.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="905.0" y="213.0" font-size="10.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">5.0 V PORT B buck 3 A</text><text x="905.0" y="227.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">TPS62933 class · EN on Port B attach</text><line x1="830.0" y1="219.4" x2="836.0" y2="219.4" stroke="#222" stroke-width="1.32"/><line x1="830.0" y1="245.2" x2="836.0" y2="245.2" stroke="#222" stroke-width="1.32"/><text x="839.0" y="248.2" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">EN</text><line x1="980.0" y1="225.0" x2="974.0" y2="225.0" stroke="#222" stroke-width="1.32"/><rect x="830.0" y="260.0" width="150.0" height="56.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="905.0" y="276.0" font-size="10.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">3.3 V SLOTS buck 4 A</text><text x="905.0" y="290.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">LMR33640 · ≤ 3.85 A (6 A class Pro)</text><line x1="830.0" y1="282.4" x2="836.0" y2="282.4" stroke="#222" stroke-width="1.32"/><line x1="830.0" y1="308.2" x2="836.0" y2="308.2" stroke="#222" stroke-width="1.32"/><text x="839.0" y="311.2" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">EN</text><line x1="980.0" y1="288.0" x2="974.0" y2="288.0" stroke="#222" stroke-width="1.32"/><rect x="830.0" y="449.0" width="150.0" height="56.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="905.0" y="465.0" font-size="10.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">3.3 V LOGIC buck 4 A</text><text x="905.0" y="479.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">LMR33640 · ≤ 3.1 A Pro peak</text><line x1="830.0" y1="471.4" x2="836.0" y2="471.4" stroke="#222" stroke-width="1.32"/><line x1="830.0" y1="497.2" x2="836.0" y2="497.2" stroke="#222" stroke-width="1.32"/><text x="839.0" y="500.2" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">EN</text><line x1="980.0" y1="477.0" x2="974.0" y2="477.0" stroke="#222" stroke-width="1.32"/><rect x="830.0" y="660.0" width="150.0" height="50.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="905.0" y="676.0" font-size="10.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">3.3 V AON LDO</text><text x="905.0" y="690.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">TPS7A16 100–150 mA · always on</text><line x1="830.0" y1="685.0" x2="836.0" y2="685.0" stroke="#222" stroke-width="1.32"/><line x1="980.0" y1="685.0" x2="974.0" y2="685.0" stroke="#222" stroke-width="1.32"/><rect x="600.0" y="540.0" width="190.0" height="84.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="695.0" y="556.0" font-size="10.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">nRF5340 EC (3.3 V AON)</text><text x="695.0" y="570.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">owns rail sequencing (05 §4)</text><text x="695.0" y="581.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">PMIC_EN → SoM · ASM2464_PWR_EN → load sw.</text><text x="695.0" y="592.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">CFEB…CFAST_PWR_EN → mezz 55–59</text><text x="695.0" y="603.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">PORTB_VBUS_EN / ILIM → TPS2596 Port B</text><line x1="790.0" y1="615.6" x2="784.0" y2="615.6" stroke="#222" stroke-width="1.32"/><line x1="600.0" y1="615.6" x2="606.0" y2="615.6" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="79.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="95.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">SoM VIN via J1/J2 (RK806 PMIC on SoM)</text><text x="1335.0" y="109.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">5.0 V ±3 % · ≤ 1.6 A (8 W pk) · PMIC_EN ← EC</text><line x1="1220.0" y1="96.0" x2="1226.0" y2="96.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="121.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="137.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Port A source eFuse 1.5 A → J4 VBUS</text><text x="1335.0" y="151.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">5 V/1.5 A source role (PR_Swap phone top-up)</text><line x1="1220.0" y1="138.0" x2="1226.0" y2="138.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="163.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="179.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">OLED VCC boost 12 V → J10 (or in module)</text><text x="1335.0" y="193.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">TPS61041 class · ~30 mA · display on only</text><line x1="1220.0" y1="180.0" x2="1226.0" y2="180.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="205.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="221.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">TPS2596 eFuse → J5 Port B VBUS</text><text x="1335.0" y="235.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">0.5 / 1.5 / 3 A (EC ILIM; 3 A only with PD, D13) · 3.3 A trip</text><line x1="1220.0" y1="222.0" x2="1226.0" y2="222.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="247.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="263.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">J3 mezz pins 44–51 (8 pins) → RB slot eFuses</text><text x="1335.0" y="277.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">≥ 6 A total, 0.75 A/pin derated → RB block below</text><line x1="1220.0" y1="264.0" x2="1226.0" y2="264.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="289.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" stroke-dasharray="6 3"/><text x="1335.0" y="305.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">eFuse 2.5 A → J9 M.2 NVMe 3.3 V (Pro)</text><text x="1335.0" y="319.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">≤ 1.8 A · alt.: separate 3 A buck (EVT decision)</text><line x1="1220.0" y1="306.0" x2="1226.0" y2="306.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="331.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="347.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">ASM2812 switch I/O + 1.05 V local buck</text><text x="1335.0" y="361.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">TPS62823 ≤ 15 mm from chip · ~1 A core</text><line x1="1220.0" y1="348.0" x2="1226.0" y2="348.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="373.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="389.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">RTL8126 5GbE I/O + 1.05 V local buck</text><text x="1335.0" y="403.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">≤ 1.5 A core</text><line x1="1220.0" y1="390.0" x2="1226.0" y2="390.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="415.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="431.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">ASM3142 xHCI + 1.05 V local buck</text><line x1="1220.0" y1="432.0" x2="1226.0" y2="432.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="457.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" stroke-dasharray="6 3"/><text x="1335.0" y="473.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Load switch → ASM2464PD + 1.05 V + flash (Pro)</text><text x="1335.0" y="487.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">ASM2464_PWR_EN ← EC · unpowered in standalone</text><line x1="1220.0" y1="474.0" x2="1226.0" y2="474.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="499.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="515.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">J8 M.2 Key-E MT7925 via LC π filter</text><text x="1335.0" y="529.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">3.3 V · < 20 mVpp ripple · ≤ 0.75 A</text><line x1="1220.0" y1="516.0" x2="1226.0" y2="516.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="541.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="557.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">PI3DBS16412 · clk mux · latch · TPM · PD ctrls</text><text x="1335.0" y="571.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">3.3 V small loads</text><line x1="1220.0" y1="558.0" x2="1226.0" y2="558.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="583.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="599.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">J3 mezz 52–53 → RB GL9755 / GL9750 / ASM1064</text><text x="1335.0" y="613.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">3.3 V ~0.4 A (+ RB 1.2 V ASM1064 core)</text><line x1="1220.0" y1="600.0" x2="1226.0" y2="600.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="625.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="641.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">1.8 V buck 1 A → UHS-II (mezz 54), TPM, misc I/O</text><text x="1335.0" y="655.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">0.6 A · 05 §5 lists a TLV75518 LDO instead — OI-7</text><line x1="1220.0" y1="642.0" x2="1226.0" y2="642.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="667.0" width="230.0" height="34.0" rx="3" fill="#f7f7f7" stroke="#222" stroke-width="1.32" /><text x="1335.0" y="683.0" font-size="9" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">EC nRF5340 · Hall · RTC (MS621) · LED bar</text><text x="1335.0" y="697.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">≤ 120 mA · LED bar ≤ 100 mA, else 5 V driver (OI-15)</text><line x1="1220.0" y1="684.0" x2="1226.0" y2="684.0" stroke="#222" stroke-width="1.32"/><rect x="1180.0" y="738.0" width="360.0" height="236.0" rx="3" fill="#f2f5fa" stroke="#222" stroke-width="1.32" /><text x="1360.0" y="754.0" font-size="10.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Reader daughterboard (RB) — slot power</text><text x="1360.0" y="768.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">From J3/J6 pins 44–51 (P-15) · EN = PWR_EN (pins 55–59) AND card-detect</text><text x="1360.0" y="779.0" font-size="8.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">TPS2596 class: soft-start 1–2 ms · CFe B active discharge · FLT# → pin 60</text><line x1="1208.8" y1="738.0" x2="1208.8" y2="744.0" stroke="#222" stroke-width="1.32"/><rect x="1220.0" y="795.0" width="170.0" height="24.0" rx="2" fill="#fff" stroke="#222" stroke-width="0.94" /><text x="1305.0" y="805.0" font-size="8.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">eFuse CFe B</text><text x="1305.0" y="815.0" font-size="7.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">limit 2.5 A (09) / 2.0 A (05)</text><rect x="1430.0" y="795.0" width="100.0" height="24.0" rx="2" fill="#fff" stroke="#222" stroke-width="0.94" /><text x="1480.0" y="810.0" font-size="8.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif">CFe B J1</text><rect x="1220.0" y="827.0" width="170.0" height="24.0" rx="2" fill="#fff" stroke="#222" stroke-width="0.94" /><text x="1305.0" y="837.0" font-size="8.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">eFuse CFe A</text><text x="1305.0" y="847.0" font-size="7.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">limit 1.5 A (09) / 1.2 A (05)</text><rect x="1430.0" y="827.0" width="100.0" height="24.0" rx="2" fill="#fff" stroke="#222" stroke-width="0.94" /><text x="1480.0" y="842.0" font-size="8.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif">CFe A J2</text><rect x="1220.0" y="859.0" width="170.0" height="24.0" rx="2" fill="#fff" stroke="#222" stroke-width="0.94" /><text x="1305.0" y="869.0" font-size="8.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">eFuse CFast</text><text x="1305.0" y="879.0" font-size="7.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">limit 1.0 A (09) / 1.2 A (05)</text><rect x="1430.0" y="859.0" width="100.0" height="24.0" rx="2" fill="#fff" stroke="#222" stroke-width="0.94" /><text x="1480.0" y="874.0" font-size="8.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif">CFast J5</text><rect x="1220.0" y="891.0" width="170.0" height="24.0" rx="2" fill="#fff" stroke="#222" stroke-width="0.94" /><text x="1305.0" y="901.0" font-size="8.5" text-anchor="middle" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">eFuse SD UHS-II</text><text x="1305.0" y="911.0" font-size="7.5" text-anchor="middle" fill="#333" font-family="Helvetica, Arial, sans-serif">limit 0.8 A (09) / 0.5 A (05)</text><rect x="1430.0" y="891.0" width="100.0" height="24.0" rx="2" fill="#fff" stroke="#222" stroke-width="0.94" /><text x="1480.0" y="906.0" 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stroke-linejoin="round" stroke-linecap="round" stroke-dasharray="4 3"/></g><g id="L-ANNOTATION"><text x="60.0" y="70.0" font-size="14" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">POWER DISTRIBUTION WIRING — inputs, charger, pack, rails, consumers (main board unless noted)</text><text x="60.0" y="86.0" font-size="8.5" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">Logical wiring, NTS. Rail names and ratings from docs/05 §3–5 and docs/09 §5.1; link IDs P-nn are tabulated in PU_Connection-Schedule_Rev-A.md. Dashed blocks: Pro-only population (same PCB).</text><text x="300.0" y="147.2" font-size="8" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">P-01 VBUS 5–20 V ≤ 3.25 A used (100 W tolerated)</text><text x="494.0" y="147.2" font-size="8" text-anchor="middle" fill="#555" font-family="Helvetica, Arial, sans-serif">Base: 0 Ω bypass (no mux)</text><text x="300.0" y="277.2" font-size="8" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">P-02 VBUS 5–20 V (Pro) — Base: detect only</text><text x="574.0" y="241.4" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-03</text><line x1="490.0" y1="248.0" x2="490.0" y2="262.0" stroke="#333" stroke-width="0.68"/><path d="M450.0,264.0 L534.3,264.0 L542.3,272.0 L534.3,280.0 L450.0,280.0 Z" fill="#fff" stroke="#333" stroke-width="0.68" stroke-linejoin="round" stroke-linecap="round"/><text x="454.0" y="275.0" font-size="8" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">VBUS_MUX_STAT → EC</text><line x1="645.0" y1="270.0" x2="645.0" y2="284.0" stroke="#333" stroke-width="0.68"/><path d="M585.0,286.0 L690.5,286.0 L698.5,294.0 L690.5,302.0 L585.0,302.0 Z" fill="#fff" stroke="#333" stroke-width="0.68" stroke-linejoin="round" stroke-linecap="round"/><text x="589.0" y="297.0" font-size="8" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">PD_I2C ↔ EC, TPS25750-A</text><line x1="705.0" y1="270.0" x2="705.0" y2="284.0" stroke="#333" stroke-width="0.68"/><path d="M715.0,306.0 L579.8,306.0 L571.8,314.0 L579.8,322.0 L715.0,322.0 Z" fill="#fff" stroke="#333" stroke-width="0.68" stroke-linejoin="round" stroke-linecap="round"/><text x="711.0" y="317.0" font-size="8" text-anchor="end" fill="#333" font-family="Helvetica, Arial, sans-serif">TS ← pack NTC (J12, secondary)</text><text x="380.0" y="446.0" font-size="8" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">P-04 VBAT 5.6–8.4 V (2S) · 5 A charge / 7 A system · pack fuse 10 A</text><text x="330.0" y="534.0" font-size="8" text-anchor="start" fill="#4c7c1c" font-family="Helvetica, Arial, sans-serif">W-20 one-point bond to MB GND near the charger (09 §6)</text><path d="M224.0,470.0 L350.7,470.0 L358.7,478.0 L350.7,486.0 L224.0,486.0 Z" fill="#fff" stroke="#333" stroke-width="0.68" stroke-linejoin="round" stroke-linecap="round"/><text x="228.0" y="481.0" font-size="8" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">PACK_SMBUS ↔ EC (BQ40Z50-R2)</text><path d="M224.0,484.0 L355.0,484.0 L363.0,492.0 L355.0,500.0 L224.0,500.0 Z" fill="#fff" stroke="#333" stroke-width="0.68" stroke-linejoin="round" stroke-linecap="round"/><text x="228.0" y="495.0" font-size="8" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif">NTC → BQ25792 TS · PRES# → EC</text><text x="797.0" y="440.0" font-size="8.5" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" transform="rotate(-90 797.0 440.0)">VSYS 6–8.4 V ≤ 7 A</text><text x="772.0" y="470.0" font-size="7.5" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif" transform="rotate(-90 772.0 470.0)">VSYS bulk caps: 05 §10.2 vs 09 §5.1 — OI-6</text><text x="807.5" y="132.4" font-size="8" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">P-05</text><text x="807.5" y="216.4" font-size="8" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">P-06</text><text x="807.5" y="279.4" font-size="8" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">P-07</text><text x="807.5" y="468.4" font-size="8" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">P-08</text><text x="695.0" y="681.0" font-size="8" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">P-09 VBAT → AON LDO (05 §4); 09 §5.1 says VSYS — OI-5</text><text x="814.0" y="637.6" font-size="8" text-anchor="start" fill="#1b7a3a" font-family="Helvetica, Arial, sans-serif">EN / PG</text><text x="816.0" y="440.0" font-size="8" text-anchor="start" fill="#1b7a3a" font-family="Helvetica, Arial, sans-serif" transform="rotate(-90 816.0 440.0)">buck EN / PG (sequencing)</text><path d="M578.0,607.6 L353.8,607.6 L345.8,615.6 L353.8,623.6 L578.0,623.6 Z" fill="#fff" stroke="#333" stroke-width="0.68" stroke-linejoin="round" stroke-linecap="round"/><text x="574.0" y="618.6" font-size="8" text-anchor="end" fill="#333" font-family="Helvetica, Arial, sans-serif">PD_I2C: TPS25750-A/-B/-C, BQ25792 · PACK_SMBUS: J12</text><text x="1006.0" y="90.0" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">5.0 V SYS</text><text x="1046.0" y="258.0" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">3.3 V SLOTS</text><text x="1066.0" y="342.0" font-size="8" text-anchor="end" fill="#111" font-family="Helvetica, Arial, sans-serif">3.3 V LOGIC</text><text x="1104.0" y="91.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-11</text><text x="1104.0" y="133.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-12</text><text x="1104.0" y="175.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-13</text><text x="1104.0" y="217.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-14</text><text x="1104.0" y="259.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-15</text><text x="1104.0" y="301.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-16</text><text x="1104.0" y="343.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-18</text><text x="1104.0" y="385.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-19</text><text x="1104.0" y="427.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-20</text><text x="1104.0" y="469.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-21</text><text x="1104.0" y="511.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-22</text><text x="1104.0" y="553.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-23</text><text x="1104.0" y="595.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-24</text><text x="1104.0" y="637.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-25</text><text x="1104.0" y="679.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-10</text><text x="1214.0" y="732.0" font-size="8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">P-17</text><text x="1410.0" y="804.0" font-size="7" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">3.3 V</text><text x="1410.0" y="836.0" font-size="7" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">3.3 V</text><text x="1410.0" y="868.0" font-size="7" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">3.3 V</text><text x="1410.0" y="900.0" font-size="7" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">3.3 V</text><text x="1410.0" y="932.0" font-size="7" text-anchor="middle" fill="#111111" font-family="Helvetica, Arial, sans-serif">3.3 V</text><text x="1188.0" y="958.0" font-size="7.5" text-anchor="start" fill="#9c1f1f" font-family="Helvetica, Arial, sans-serif">Current-limit conflict 09 §5.2 vs 05 §3.2/§4 — OI-2.</text><text x="1188.0" y="968.0" font-size="7.5" text-anchor="start" fill="#9c1f1f" font-family="Helvetica, Arial, sans-serif">Slot 3.3 V is applied only with a card present (09 §5.2).</text><text x="60.0" y="748.0" font-size="9.5" text-anchor="start" fill="#333" font-family="Helvetica, Arial, sans-serif" font-weight="bold">RAIL SUMMARY (09 §5.1, 05 §3.2)</text><rect x="60.0" y="754.0" width="620.0" height="15.5" rx="0" fill="#e9e9e9" stroke="#444" stroke-width="0.49" /><text x="63.0" y="764.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Rail</text><line x1="150.0" y1="754.0" x2="150.0" y2="769.5" stroke="#444" stroke-width="0.49"/><text x="153.0" y="764.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Source</text><line x1="350.0" y1="754.0" x2="350.0" y2="769.5" stroke="#444" stroke-width="0.49"/><text x="353.0" y="764.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Rating</text><line x1="445.0" y1="754.0" x2="445.0" y2="769.5" stroke="#444" stroke-width="0.49"/><text x="448.0" y="764.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Consumers</text><rect x="60.0" y="769.5" width="620.0" height="25.0" rx="0" fill="#fff" stroke="#444" stroke-width="0.49" /><text x="63.0" y="780.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">VBUS_IN 5–20 V</text><line x1="150.0" y1="769.5" x2="150.0" y2="794.5" stroke="#444" stroke-width="0.49"/><text x="153.0" y="780.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">Pro: TPS2121-class mux (A priority) · Base: Port</text><text x="153.0" y="789.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">A via 0 Ω</text><line x1="350.0" y1="769.5" x2="350.0" y2="794.5" stroke="#444" stroke-width="0.49"/><text x="353.0" y="780.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">≤ 3.25 A</text><line x1="445.0" y1="769.5" x2="445.0" y2="794.5" stroke="#444" stroke-width="0.49"/><text x="448.0" y="780.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">BQ25792 input</text><rect x="60.0" y="794.5" width="620.0" height="15.5" rx="0" fill="#fafafa" stroke="#444" stroke-width="0.49" /><text x="63.0" y="805.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">VSYS 6–8.4 V</text><line x1="150.0" y1="794.5" x2="150.0" y2="810.0" stroke="#444" stroke-width="0.49"/><text x="153.0" y="805.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">BQ25792 NVDC output</text><line x1="350.0" y1="794.5" x2="350.0" y2="810.0" stroke="#444" stroke-width="0.49"/><text x="353.0" y="805.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">≤ 7–8 A</text><line x1="445.0" y1="794.5" x2="445.0" y2="810.0" stroke="#444" stroke-width="0.49"/><text x="448.0" y="805.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">all bucks, EC LDO (per 09)</text><rect x="60.0" y="810.0" width="620.0" height="15.5" rx="0" fill="#fff" stroke="#444" stroke-width="0.49" /><text x="63.0" y="820.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">5.0 V SYS</text><line x1="150.0" y1="810.0" x2="150.0" y2="825.5" stroke="#444" stroke-width="0.49"/><text x="153.0" y="820.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">TPS56637 buck</text><line x1="350.0" y1="810.0" x2="350.0" y2="825.5" stroke="#444" stroke-width="0.49"/><text x="353.0" y="820.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">6 A (≤ 3.1 A used)</text><line x1="445.0" y1="810.0" x2="445.0" y2="825.5" stroke="#444" stroke-width="0.49"/><text x="448.0" y="820.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">SoM, Port A 1.5 A source, OLED boost</text><rect x="60.0" y="825.5" width="620.0" height="15.5" rx="0" fill="#fafafa" stroke="#444" stroke-width="0.49" /><text x="63.0" y="836.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">5.0 V PORT B</text><line x1="150.0" y1="825.5" x2="150.0" y2="841.0" stroke="#444" stroke-width="0.49"/><text x="153.0" y="836.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">TPS62933 buck, ex-modem area</text><line x1="350.0" y1="825.5" x2="350.0" y2="841.0" stroke="#444" stroke-width="0.49"/><text x="353.0" y="836.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">3 A</text><line x1="445.0" y1="825.5" x2="445.0" y2="841.0" stroke="#444" stroke-width="0.49"/><text x="448.0" y="836.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">Port B VBUS via TPS2596 (EC ILIM)</text><rect x="60.0" y="841.0" width="620.0" height="15.5" rx="0" fill="#fff" stroke="#444" stroke-width="0.49" /><text x="63.0" y="851.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">3.3 V SLOTS</text><line x1="150.0" y1="841.0" x2="150.0" y2="856.5" stroke="#444" stroke-width="0.49"/><text x="153.0" y="851.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">LMR33640 buck</text><line x1="350.0" y1="841.0" x2="350.0" y2="856.5" stroke="#444" stroke-width="0.49"/><text x="353.0" y="851.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">4 A (6 A class Pro)</text><line x1="445.0" y1="841.0" x2="445.0" y2="856.5" stroke="#444" stroke-width="0.49"/><text x="448.0" y="851.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">5 slot eFuses via mezz 44–51; NVMe eFuse (Pro)</text><rect x="60.0" y="856.5" width="620.0" height="25.0" rx="0" fill="#fafafa" stroke="#444" stroke-width="0.49" /><text x="63.0" y="867.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">3.3 V LOGIC</text><line x1="150.0" y1="856.5" x2="150.0" y2="881.5" stroke="#444" stroke-width="0.49"/><text x="153.0" y="867.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">LMR33640 buck</text><line x1="350.0" y1="856.5" x2="350.0" y2="881.5" stroke="#444" stroke-width="0.49"/><text x="353.0" y="867.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">4 A (≤ 3.1 A Pro)</text><line x1="445.0" y1="856.5" x2="445.0" y2="881.5" stroke="#444" stroke-width="0.49"/><text x="448.0" y="867.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">ASM2812, RTL8126, Key-E, ASM3142, GL975x/ASM1064, PD</text><text x="448.0" y="876.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">ctrls, mux, TPM, ASM2464PD (Pro)</text><rect x="60.0" y="881.5" width="620.0" height="15.5" rx="0" fill="#fff" stroke="#444" stroke-width="0.49" /><text x="63.0" y="892.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">1.8 V</text><line x1="150.0" y1="881.5" x2="150.0" y2="897.0" stroke="#444" stroke-width="0.49"/><text x="153.0" y="892.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">buck 1 A</text><line x1="350.0" y1="881.5" x2="350.0" y2="897.0" stroke="#444" stroke-width="0.49"/><text x="353.0" y="892.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">0.6 A</text><line x1="445.0" y1="881.5" x2="445.0" y2="897.0" stroke="#444" stroke-width="0.49"/><text x="448.0" y="892.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">UHS-II, TPM, misc I/O</text><rect x="60.0" y="897.0" width="620.0" height="15.5" rx="0" fill="#fafafa" stroke="#444" stroke-width="0.49" /><text x="63.0" y="907.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">1.05 / 1.2 V</text><line x1="150.0" y1="897.0" x2="150.0" y2="912.5" stroke="#444" stroke-width="0.49"/><text x="153.0" y="907.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">point-of-load bucks TPS62823, one per chip</text><line x1="350.0" y1="897.0" x2="350.0" y2="912.5" stroke="#444" stroke-width="0.49"/><text x="353.0" y="907.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">≤ 1.5 A each</text><line x1="445.0" y1="897.0" x2="445.0" y2="912.5" stroke="#444" stroke-width="0.49"/><text x="448.0" y="907.6" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">ASM2812, RTL8126, ASM2464PD, ASM3142 cores</text><rect x="60.0" y="912.5" width="620.0" height="15.5" rx="0" fill="#fff" stroke="#444" stroke-width="0.49" /><text x="63.0" y="923.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">3.3 V AON</text><line x1="150.0" y1="912.5" x2="150.0" y2="928.0" stroke="#444" stroke-width="0.49"/><text x="153.0" y="923.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">TPS7A16 LDO from VBAT (05) / VSYS (09)</text><line x1="350.0" y1="912.5" x2="350.0" y2="928.0" stroke="#444" stroke-width="0.49"/><text x="353.0" y="923.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">100–150 mA</text><line x1="445.0" y1="912.5" x2="445.0" y2="928.0" stroke="#444" stroke-width="0.49"/><text x="448.0" y="923.1" font-size="7.6" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">nRF5340, Hall, RTC, SMBus pull-ups</text><rect x="700.0" y="748.0" width="460.0" height="170.0" rx="0" fill="#fff" stroke="#222" stroke-width="0.68" /><text x="708.0" y="763.0" font-size="9.5" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif" font-weight="bold">Notes</text><text x="708.0" y="780.1" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">1. Sequencing (EC-controlled, 05 §4): 3.3 V AON always on → LOGIC → SLOTS (eFuses off) → 5.0 V SYS (SoM</text><text x="720.0" y="790.3" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">boots) → 5.0 V PORT B only on Port B attach (Rp set before VBUS) → slot eFuses as cards are detected.</text><text x="720.0" y="800.4" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">Power-down reverses; slot eFuses drop after unmount or the EC hard-cut timer.</text><text x="708.0" y="810.5" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">2. PD attach (Pro, either port): Port A always wins at the mux; hand-over is break-before-make and the</text><text x="720.0" y="820.7" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">BQ25792 supplement mode rides the gap from the battery (no reset, VSYS droop ≤ 3–5 %). Input-current limit</text><text x="720.0" y="830.8" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">is re-programmed before the new input is made (05 §8).</text><text x="708.0" y="841.0" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">3. Every rail's return is board GND; the battery negative is bonded to board GND at one point near the</text><text x="720.0" y="851.1" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">charger (W-20). Chassis bonds are on PU-W-101.</text><text x="708.0" y="861.2" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">4. OI-2 slot eFuse limits differ between 09 §5.2 and 05 §3.2/§4 (both shown). OI-5 AON LDO source: VBAT (05</text><text x="720.0" y="871.4" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">§4) vs VSYS (09 §5.1). OI-6 VSYS bulk capacitance differs (05 §10.2 vs 09 §5.1). OI-7 1.8 V: buck (09) vs</text><text x="720.0" y="881.5" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">LDO (05). OI-15 LED-bar supply: not on the mezzanine allocation.</text><text x="708.0" y="891.7" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">5. Base SKU: TPS25750-C, the VBUS mux, the ASM2464PD load-switch path and the NVMe eFuse load are absent;</text><text x="720.0" y="901.8" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">Port A VBUS feeds the charger through a 0 Ω bypass (09 §1.1). All ratings marked (verify) in the source</text><text x="720.0" y="911.9" font-size="7.8" text-anchor="start" fill="#111" font-family="Helvetica, Arial, sans-serif">documents remain to be confirmed against datasheets before EVT schematic release.</text></g></svg>