# ESP32 SOLAR HAT ## Description This HAT is ideal for energy harvesting projects. Energy-efficient IC BQ25570 is the best solution for your project! #solar #esp32 #mppt#IoT ## Project Details - **Owner:** vasyl - **Created:** 1/26/2023 - **Last Updated:** 4/19/2023 - **Visibility:** Public ## Key Components ### IC1 — [BQ25570RGRR](https://www.flux.ai/vasyl/bq25570rgrr~g6k.md) - Manufacturer Name: Texas Instruments - Manufacturer Part Number: BQ25570RGRR - Part Type: Integrated Circuit - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fbq25570 **Pins:** - ~EN [pin 5] - LBOOST [pin 20] - LBUCK [pin 16] - OK_HYST [pin 10] - OK_PROG [pin 11] - P5 [pin 17] - VBAT [pin 18] - VBAT_OK [pin 13] - VBAT_OV [pin 7] - VIN_DC [pin 2] - VOC_SAMP [pin 3] - VOUT [pin 14] - VOUT_EN [pin 6] - VOUT_SET [pin 12] - VRDIV [pin 8] - VREF_SAMP [pin 4] - VSS [pin 9] - VSS [pin 1] - VSS [pin 21] - VSS [pin 15] - VSTOR [pin 19] ### J1 — [TerminalBlock-01x02P-3.50mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-350mm~mcc.md) - Part Type: Connector **Pins:** - P1 [pin 2] - P2 [pin 1] ### J2 — [TerminalBlock-01x02P-3.50mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-350mm~mcc.md) - Part Type: Connector **Pins:** - P1 [pin 2] - P2 [pin 1] ### J3 — [TerminalBlock-01x02P-3.50mm](https://www.flux.ai/vasy_skral/terminalblock-01x02p-350mm~mcc.md) - Part Type: Connector **Pins:** - P1 [pin 2] - P2 [pin 1] ### U1 — [ESP32-DEVKIT-V1](https://www.flux.ai/vasyl/esp32-devkit-v1~zya.md) - Part Type: Module - Datasheet URL: https://www.snapeda.com/parts/ESP32-DEVKIT-V1/Do%20it/datasheet/ - Manufacturer Part Number: ESP32-DEVKIT-V1 - Manufacturer Name: Espressif Systems **Pins:** - 3V3 [pin 1] - D12 [pin 27] - D13 [pin 28] - D14 [pin 26] - D15 [pin 3] - D18 [pin 9] - D19 [pin 10] - D2 [pin 4] - D21 [pin 11] - D22 [pin 14] - D23 [pin 15] - D25 [pin 23] - D26 [pin 24] - D27 [pin 25] - D32 [pin 21] - D33 [pin 22] - D34 [pin 19] - D35 [pin 20] - D4 [pin 5] - D5 [pin 8] - EN [pin 16] - GND [pin 2] - GND__1 [pin 29] - RX0 [pin 12] - RX2 [pin 6] - TX0 [pin 13] - TX2 [pin 7] - VIN [pin 30] - VN [pin 18] - VP [pin 17] ### С4 — [T495A106K016ATE1K7](https://www.flux.ai/vasyl/t495a106k016ate1k7~u3d.md) - Manufacturer Name: KEMET - Datasheet URL: https://api.kemet.com/component-edge/download/datasheet/T495A106K016ATE1K7.pdf - Part Type: Polarized Capacitor - Capacitance: 10µF - Manufacturer Part Number: T495A106K016ATE1K7 **Pins:** - 1 [pin 1] - 2 [pin 2] ### С5 — [T495A106K016ATE1K7](https://www.flux.ai/vasyl/t495a106k016ate1k7~u3d.md) - Datasheet URL: https://api.kemet.com/component-edge/download/datasheet/T495A106K016ATE1K7.pdf - Part Type: Polarized Capacitor - Manufacturer Name: KEMET - Manufacturer Part Number: T495A106K016ATE1K7 - Capacitance: 10µF **Pins:** - 1 [pin 1] - 2 [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasyl/esp32-solar-hat~07m](https://www.flux.ai/vasyl/esp32-solar-hat~07m).* --- *Generated from [https://www.flux.ai/vasyl/esp32-solar-hat~07m](https://www.flux.ai/vasyl/esp32-solar-hat~07m)*