Universal USB / DC / Solar Lithium Ion/Polymer charger
Pinout
- VBUS
5V power rail from the USB connector and DC barrel jack input.
Type · powerVoltage · 5V input rail per Adafruit pinouts page - OUT
Regulated load output, also exposed on the top Load Out JST connector for powering the load project.
Type · powerVoltage · ~3V to 4.4V regulated/load output per Adafruit pinouts page - LIPO
Battery positive input, also exposed on the bottom Lipo Batt JST connector for a LiPoly/LiIon battery.
Type · powerVoltage · 3.7V/4.2V nominal LiPoly/LiIon battery connection per Adafruit pinouts page - GND
Common ground for all power and logic.
Type · groundVoltage · 0V common ground - CE
Charge Enable, active low. Pull high to disable charging; pulled low by default through 10K.
Type · control
Start wiring
Wide input · Module
Verify supply voltage and logic levels before powering up.
Module pins: VBUS, OUT, LIPO, GND. Schematik maps them to your board in the app.
Solar
27 other optionsSolar panels from 1.5V 250mA flexible film to 18V 10W polysilicon, MPPT solar power managers (DFRobot 5V and 9V/12V/18V, Waveshare 6V–24V), bq25185 charger boards and LTC3588 energy-harvesting breakouts.
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