
The SparkFun ESP32 Thing Power Control Shield enables the ESP32 Thing to switch up to 5A of a DC load, providing a wide variety of options to control your next project!
5V input to power ESP32 Thing.
3.3V output to power MC33926 logic and LMV358 amplifiers.
Ground return.
Disable outputs; high makes outputs high impedance.
Output 1 control.
Power Management · Power
Verify supply voltage and logic levels before powering up.
Module pins: VUSB, 3V3, GND. Schematik maps them to your board in the app.
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Output 2 control.
Output 3 control.
Output 4 control.
Output 5 control.
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| VUSB | ESP32 Thing shield header | power | 5V input to power ESP32 Thing. | |
| 3V3 | ESP32 Thing shield header | power | 3.3V output to power MC33926 logic and LMV358 amplifiers. | |
| GND | ESP32 Thing shield header | ground | Ground return. | |
| GPIO5 | ESP32 Thing shield header | digital io | Disable outputs; high makes outputs high impedance. | |
| GPIO25 | ESP32 Thing shield header | digital io | Output 1 control. | |
| GPIO18 | ESP32 Thing shield header | digital io | Output 2 control. | |
| GPIO23 | ESP32 Thing shield header | digital io | Output 3 control. | |
| GPIO33 | ESP32 Thing shield header | digital io | Output 4 control. | |
| GPIO32 | ESP32 Thing shield header | digital io | Output 5 control. |