esp32-c3-iot-sensor-board
Ans1S
Open-source ESP32-C3 platform for ultra-low-power environmental sensor networks powered by recycled LiPo cells. Includes KiCad PCB, PlatformIO firmware (ESP-NOW + ThingSpeak), BME280/BME680 support, deep-sleep optimizations and measured >12 months runtime on typical cells.
Components (30)
| Reference | Value | Description |
|---|---|---|
| Q1 | WPM2031-3/TR | 20V 600mA 495mΩ@4.5V,450mA 360mW 650mV@250uA 1PCSPChannel SOT-723 MOSFETs ROHS |
| U1 | USB-C-16P-SMD | 1 12 Female Type-C SMD USB Connectors ROHS |
| U2 | DS8561-33S5 | 75dB@(1kHz) 300mA null 3.3V Positive electrode SOT23-5 Linear Voltage Regulators (LDO) ROHS |
| U3 | ESP32-C3 | |
| U4 | TC4056A | ESOP-8 Battery Management ICs ROHS |
| U5 | SKCL3130ME | -300mV~6V Lithium-ion/Polymer 1 SOT-23-5 Battery Management ICs ROHS |