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GPL 3.0

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USB C Charger Card

4 months ago 82
  • Description
  • Documents
  • BOM
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Description

Takes 20VDC and 5VDC from a switching power supply. Uses 5VDC for normal USB charging. When CC pin is pulled low with a 5k resistor, power pins switch to 20VDC.

You can stack as many of these as you like for a multi-port charger.

Documents

Sheet_1

REV A

REV B

BOM

ID Name Designator Footprint Quantity Manufacturer Part Manufacturer Supplier Supplier Part Price LCSC Assembly Mounted BOM_Manufacturer Part BOM_Supplier BOM_Manufacturer BOM_Supplier Part BOM_LCSC Assembly
1 USB C Female Connector J1 AMPHENOL_12401598E4#2A 1
2 10k R1,R2 0402 2
3 MMBT5551 Q2 SOT-23(SOT-23-3) 1 MMBT5551 LCSC CJ C28088
4 MMBT5401 Q1,Q3 SOT-23(SOT-23-3) 2 MMBT5401 LCSC CJ C8326 Yes
5 Header-Male-2.54_1x4 H1 DIP-1X4P-2.54MM-M 1 210S-1*4P L=11.6MMGold-plated black LCSC Ckmtw C124378
6 100n C1 0402 1

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