ESP32-C3-MINI-1
About the ESP32-C3-MINI-1 PCB
ESP32-C3-MINI-1 is an open source ESP32 PCB design by 74th, published on GitHub under the MIT license. It is a 2-layer board measuring 20.3 × 46.4 mm, with 22 components from 21 distinct parts.
Its main chip is the ESP32-C3-MINI-1, from the ESP32 family. Other key parts include the AMS1117-3.3. By type, the board carries 7 resistors, 5 capacitors, 2 ICs, 2 connectors, 2 switches and 1 diode.
It belongs with the dev boards & breakouts designs in this gallery.
From the project
ESP32 Dev Boards PCB
- 回路図 Semantics pdf kicanvas - PCB pdf kicanvas
Main components on the ESP32-C3-MINI-1
ESP32-C3-MINI-1 bill of materials (BOM)
22 components, 21 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ESP32-C3-MINI-1 | ESP32-C3-MINI-1 | U1 |
| 1 | AMS1117-3.3 | Regulator_AMS1117_SOT-89 | U2 |
| 1 | ESPProg-UART | BoxPinHeader_2x03_P1.27mm_Vertical | J1 |
| 1 | USB2.0_C | USB-C-12-Pin-SMD | J2 |
| 1 | ProMicro-LeftPin | ProMicro_LIKE_LEFT | CH1 |
| 1 | ProMicro-RightPin | ProMicro_LIKE_RIGHT | CH2 |
| 1 | SKRPABE010 RESET | SKRPABE010 | SW1 |
| 1 | SKRPABE010 BOOT | SKRPABE010 | SW2 |
| 1 | VAL** | mouse-bite-2.54mm-slot | mouse-bite-3mm-slot |
| 1 | PWR | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D1 |
| 1 | 10U 10u | Capacitor_0805_2012 | C1 |
| 1 | 10U 100n | Capacitor_0805_2012 | C2 |
| 2 | 100N 100n | Capacitor_0805_2012 | C3, C4 |
| 1 | 10u | Capacitor_0805_2012 | C5 |
| 1 | 5.1K 10k | Register_0805_2012 | R1 |
| 1 | 10K 10k | Register_0805_2012 | R2 |
| 1 | 10K 0 | Register_0805_2012 | R3 |
| 1 | 5.1K 0 | Register_0805_2012 | R4 |
| 1 | 10K 1k | Register_0805_2012 | R5 |
| 1 | 5.1K 5.1k | Register_0805_2012 | R6 |
Show 1 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 5.1k | Register_0805_2012 | R7 |
ESP32-C3-MINI-1 design files
The KiCad project lives in the 74th/esp32-dev-boards repository on GitHub; these links point at the commit this page was built from.
ESP32-C3-MINI-1: common questions
What microcontroller does the ESP32-C3-MINI-1 use?
The ESP32-C3-MINI-1 is built around the ESP32-C3-MINI-1, from the ESP32 family.
How big is the ESP32-C3-MINI-1 PCB?
The ESP32-C3-MINI-1 measures 20.3 × 46.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the ESP32-C3-MINI-1?
22 components, from 21 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the ESP32-C3-MINI-1 design files?
From the 74th/esp32-dev-boards repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the ESP32-C3-MINI-1 design in my own project?
Yes, under the terms of its MIT license, which 74th chose for the repository.
Can I test firmware for the ESP32-C3-MINI-1 without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.
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