START A BITParts · Power
USB power board
Micro-USB breakout board
A tiny board with a USB socket: from a laptop, a charger or a power bank it brings 5 V to the breadboard.
2Use it
| Pin or leg | What it is for |
|---|---|
| VCC | 5 V out, to the + rail |
| GND | 0 V, to the - rail |
| D-, D+, ID | not used |
- VCC to the + rail, GND to the - rail of the breadboard.
- Join its GND to the Micro:bit’s GND.
- Never put its 5 V on the Micro:bit’s 3V pin.
- Feed it from a power bank or a USB charger.
Good to know: Use only VCC and GND.
The idea behind it, step by step: 5 V parts with a Micro:bit
Used in
3Facts
| Gives | 5 V, as much current as the USB source allows (a laptop port: about 500 mA) |
|---|---|
| Pins | VCC (5 V), D-, D+, ID, GND |
| Size | about 1 × 1 cm |