diy_power_bank
sp4c38
Building a power bank
Components (25)
| Reference | Value | Description |
|---|---|---|
| Q1,Q3 | NMOS | N-MOSFET transistor, drain/source/gate |
| Q2 | PMOS | P-MOSFET transistor, drain/source/gate |
| U1 | BQ7692003PW | |
| A1 | Arduino_Nano_33_IoT_Socket | |
| C1-C3,C6,C8 | 0.1uF | |
| C4 | 470pF | |
| C5 | 4700pF | |
| C7,Cc1-Cc4 | 1uF | |
| C9 | 4.7uF | |
| Cf1 | 2.2uF | |
| D1,D2 | D | |
| D3 | TVS Diode 17.1V | |
| H1 | BATT+ | |
| H2 | BATT- | |
| H7 | PACK+ | |
| H8 | PACK- | |
| J1 | EBWA-04-A | |
| R1,R3,Rf1 | 100 | |
| R2 | 8m | |
| R4 | 499k | |
| R5,R6,Rd1,Rd2 | 10k | |
| R7,R8 | 1M | |
| Rc1-Rc4 | 50 | |
| SW1 | SW_Push | |
| SW2 | SW_SPST |