gopro-powerbank
ritaru
A simple 5V/3A output single-18650 cell power bank circuit
Components (20)
| Reference | Value | Description |
|---|---|---|
| U1 | TPS61022RWUR | \n8-A boost converter with 0.5-V ultra-low input voltage\n |
| U2 | TP4056 | \nComplete single cell Li-Ion battery with a constant current / constant voltage linear charger\n |
| U3 | DW01A | \nOne Cell Lithium-ion/Polymer Battery Protection IC\n |
| U4,U5 | 8205A | \nDual N-Channel Enhancement Mode MOSFET\n |
| BT1 | 1042P | \nSMT Polarized Battery Holder for 18650 Battery | Keystone Electronics 1042P\n |
| BT2 | BK-18650-PC2 | \nBattery Holder (Open) 18650 1 Cell PC Pin\n |
| C1,C2 | 10u | |
| C3,C7 | 0.1u | |
| C4-C6 | 22u | |
| C8 | 100n | |
| D1,D2 | LED | |
| D3 | 5.6V | |
| J1 | USB_C_Receptacle_USB2.0 | |
| L1 | 1u | |
| R1 | 732k | |
| R2 | 100k | |
| R3 | 1.2k | |
| R4-R6 | 1k | |
| R7 | 100 | |
| R8,R9 | 5.1k |