Lipochargeur4

2 layer board of 1.39x0.48 inches (35.26x12.17 mm).
Shared on March 13th, 2014 08:07.

The first version is working but make an error with the implement mosfet and the connector names

New version( not tested) of my lipo charger. Change the mosfet implement error. Change the shunt implement on the bottom.

cmeypoub@sfr.fr

C1 4.7 uF CAP0805 0805
C2 4.7 uF CAP0805 0805
C3 1 uF CAP0805 0805
D1 DIODE-SCHOTTKY DIODE-SCHOTTKY SMA-DIODE
JP1 USBPCB USBPCB USB-A-PCB USB Connectors
JP2 M02POLAR_LOCK
JP3 M02POLAR_LOCK
LED1 Charge LEDCHIPLED_0805 red LED2 Full LEDCHIPLED_0805 green Q1 MOSFET-PCHANNELSMD MOSFET-PCHANNELSMD SOT23-3
R1 150 RESISTOR0805-RES 0805 Resistor
R2 150 RESISTOR0805-RES 0805 Resistor
R3 15 K RESISTOR0805-RES 0805 Resistor
R4 33 K RESISTOR0805-RES 0805 Resistor
R5 12 K RESISTOR0805-RES 0805 Resistor
R6 8,2 K RESISTOR0805-RES 0805 Resistor
R7 5,6 K RESISTOR0805-RES 0805 Resistor
R8 100 K RESISTOR0805-RES 0805 Resistor
U1 MCP73831 MCP73831 SOT23-5 Miniature single cell, fully integrated Li-Ion, Li-polymer charge management controller IC-09995

Order board. Download. Permalink. Embed order link.