Li-Ion Power supply

1 year ago

Profile:Li-Ion Power supply with micro-usb charger and 5V and 3V3 output.

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Description

Li-Ion Power supply with micro-usb charger and 5V and 3V3 output. For low power applications. Does not protect a Li-Ion 18650 against short circuit or deep discharge below specifications. Please use a protection circuit for the 18650 battery.

Documents

PCB_2020-10-19_20-44-30

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BOM

ID Name Designator Footprint Quantity BOM_Supplier Part
1 HDR-F-2.54_1x6 H2 HDR-F-2.54_1X6 1 C40877
2 MBR0530_C475718 D1 SOD-123_L2.8-W1.8-LS3.7-RD 1 C475718
3 Battery H1 HDR-F-2.54_1X2 1 C49661
4 200K R3 R0603 1 C211702
5 TPS61041DBVR U2 SOT-23-5_L3.0-W1.7-P0.95-LS2.8-BR 1 C9846
6 MCP1700T-3302E/TT U3 SOT-23-3_L2.9-W1.6-P1.90-LS2.8-BR 1 C39051
7 LED-TH-3mm_G LED1 LED-TH_BD3.0_GREEN 1 C85161
8 4.7uF C2 C0805 1 C730469
9 10uF C1 C0805 1 C730472
10 1K R4 R0603 1 C101253
11 U254-051T-4BH83-F1S USB1 MICRO-USB-SMD_U254-051T-4BH83-F1S 1 C397452
12 1uF C4,C6 C0603 2 C730454
13 620K R2 R0603 1 C23219
14 MCP73831T-2ACI/OT U1 SOT-23-5_L3.0-W1.7-P0.95-LS2.8-BR 1 C424093
15 2K R1 R0603 1 C22975
16 100nF C5 C0402 1 C730431
17 22pF C3 C0805 1 C165459
18 10uH L1 IND-SMD_L7.1-W6.6 1 C132141

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