The Waveshare 19694 is a UPS Module For Raspberry Pi Pico, Uninterruptible Power Supply, which keeps Your Pico running while recharging, monitoring battery status via I2C.
![](https://www.waveshare.com/img/devkit/accBoard/Pico-UPS-A/Pico-UPS-A-details-1.jpg)
Features:
The Pico-UPS-A is a dedicated UPS (Uninterruptible Power Supply) module designed for Raspberry Pi Pico. It incorporates Li-ion battery switching charger with power path management, and voltage/current monitoring chip, allows monitoring the battery operating status via I2C bus.
- Standard Raspberry Pi Pico header, supports Raspberry Pi Pico series boards
- Incorporates Li-ion battery switching charger with dynamic power path management, more stable power supply
- I2C bus communication, monitoring the battery voltage, current, power, and remaining capacity in real time
- Multi battery protection circuits: over charge/discharge protection, over current protection, short circuit protection, and reverse protection, along with the equalizing charge feature, more safe and stable
- Onboard recharging indicator, power indicator, and battery warning indicator to check if the battery is connected correctly
- Comes with development resources and manual (Raspberry Pi Pico C/C++ and MicroPython examples)
Specifications
RECHARGE VOLTAGE | 5V |
---|---|
CONTROL BUS | I2C |
BATTERY SUPPORT | 14500 Li-ion battery (NOT included) |
DIMENSIONS | 60 × 21mm |
Raspberry Pi Pico Header Compatibility
Onboard Female Pin Header For Direct Attaching To Raspberry Pi Pico
![](https://www.waveshare.com/img/devkit/accBoard/Pico-UPS-A/Pico-UPS-A-details-3.jpg)
Raspberry Pi Pico and Li-ion battery are NOT included.
What's On Board
![](https://www.waveshare.com/img/devkit/accBoard/Pico-UPS-A/Pico-UPS-A-details-intro.jpg)
- ETA6003
recharger chip - INA219
voltage/current monitoring chip - S8261
Li-ion battery protection chip - FS8205
Li-ion battery protection MOS - AO3400
reverse-proof MOS - SI2305
counter current preventing MOS
- Rapsberry Pi Pico header
for direct attaching to Raspberry Pi Pico - Power switch
- Activate button
activate the protection circuit after replacing battery - 14500 battery holder
Pinout Definition
![](https://www.waveshare.com/img/devkit/accBoard/Pico-UPS-A/Pico-UPS-A-details-inter.jpg)
Outline Dimensions
![](https://www.waveshare.com/img/devkit/accBoard/Pico-UPS-A/Pico-UPS-A-details-size.jpg)
Resources & Services
![](https://www.waveshare.com/img/devkit/LCD/common/res_banner.png)
* Resources for different product may vary, please check the wiki page to confirm the actually provided resources.