Wrong esp32 sensor board
About the Wrong esp32 sensor board
Wrong esp32 sensor board is an open source ESP32 PCB design by benvonhandorf, published on GitHub under the MIT license. It is a 4-layer board measuring 76 × 62 mm, with 75 components from 43 distinct parts.
Its main chip is the ESP32-C3, from the ESP32 family. Other key parts include the LMR36006, INA237 and SHT4x. By type, the board carries 31 capacitors, 15 connectors, 13 resistors, 7 ICs, 3 inductors and 2 crystals.
It belongs with the sensors designs in this gallery.
Main components on the Wrong esp32 sensor board
Wrong esp32 sensor board bill of materials (BOM)
75 components, 43 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LMR36006 | LMR36006-VQFN-HR | U201 |
| 1 | ~ | SOT-23-6 | U301 |
| 1 | ESP32-C3 | QFN-32-1EP_5x5mm_P0.5mm_EP3.45x3.45mm | U302 |
| 2 | INA237 | VSSOP-10_3x3mm_P0.5mm | U401, U402 |
| 1 | ~ | SOIC-16_3.9x9.9mm_P1.27mm | U501 |
| 1 | SHT4x | Sensirion_DFN-4_1.5x1.5mm_P0.8mm_SHT4x_NoCentralPad | U601 |
| 1 | 32kHz RTC Crystal | Crystal_SMD_3215-2Pin_3.2x1.5mm | Y301 |
| 1 | 40 MHz | Crystal_SMD_2016-4Pin_2.0x1.6mm | Y302 |
| 4 | Conn_01x02 | PhoenixContact_MSTBA_2,5_2-G-5,08_1x02_P5.08mm_Horizontal | J101, J102, J103, J104 |
| 1 | 3.3V | PinHeader_1x03_P2.54mm_Vertical | J201 |
| 1 | USB_B_Micro | USB_Micro-B_Molex-105017-0001 | J301 |
| 1 | Micro_SD_Card_Det | MicroSD_Socket_Unbranded | J302 |
| 1 | Conn_Coaxial | U.FL_Molex_MCRF_73412-0110_Vertical | J303 |
| 1 | UART | PinHeader_1x03_P2.54mm_Vertical | J304 |
| 1 | EXT1 | PinHeader_1x03_P2.54mm_Vertical | J305 |
| 1 | EXT2 | PinHeader_1x03_P2.54mm_Vertical | J306 |
| 1 | I2C | PinHeader_1x04_P2.54mm_Vertical | J307 |
| 1 | SPI | PinHeader_1x06_P2.54mm_Vertical | J308 |
| 2 | Conn_01x05 | PinHeader_1x05_P2.54mm_Horizontal | J501, J502 |
| 1 | Jumper_2_Open | SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm | JP201 |
Show 23 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SW_SPST | TacButton_SMD_5mm_5mm | SW301 |
| 1 | RST | Tac_SMD_6.4mm_Side_SPST_NO | SW302 |
| 1 | STATUS_LED | LED_0805_2012Metric | D301 |
| 1 | 10uH | L_Taiyo-Yuden_MD-4040 | L201 |
| 1 | 2.0nH | L_0402_1005Metric | L301 |
| 1 | L_Small | L_0603_1608Metric | L302 |
| 8 | 0.1uF | C_0603_1608Metric | C201, C302, C303, C304, C306, C307, C401, C402 |
| 1 | 4.7uF | C_1206_3216Metric | C202 |
| 2 | 220nF | C_1206_3216Metric | C203, C204 |
| 2 | 15uF | C_1206_3216Metric | C205, C206 |
| 1 | 20pF | C_0805_2012Metric | C207 |
| 7 | 1uF | C_0805_2012Metric | C208, C308, C501, C502, C503, C504, C601 |
| 2 | 10uF | C_0805_2012Metric | C301, C305 |
| 2 | 12.5pF | C_0603_1608Metric | C309, C310 |
| 2 | 10pF | C_0603_1608Metric | C311, C312 |
| 2 | C_Small | C_0603_1608Metric | C313, C314 |
| 2 | DNP | C_0805_2012Metric | C505, C506 |
| 2 | 2k2 | R_0603_1608Metric | R101, R102 |
| 4 | 100k | R_0603_1608Metric | R201, R203, R301, R302 |
| 1 | 43.2k | R_0603_1608Metric | R202 |
| 2 | R_Small | R_0603_1608Metric | R303, R306 |
| 2 | 0 | R_0603_1608Metric | R304, R305 |
| 2 | 4mR | R_2512_6332Metric | R401, R402 |
Wrong esp32 sensor board design files
The KiCad project lives in the benvonhandorf/esp32_sensor_board repository on GitHub; these links point at the commit this page was built from.
Wrong esp32 sensor board: common questions
What microcontroller does the Wrong esp32 sensor board use?
The Wrong esp32 sensor board is built around the ESP32-C3, from the ESP32 family.
How big is the Wrong esp32 sensor board?
The Wrong esp32 sensor board measures 76 × 62 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Wrong esp32 sensor board?
75 components, from 43 distinct parts. The full bill of materials is listed on this page.
Where can I download the Wrong esp32 sensor board design files?
From the benvonhandorf/esp32_sensor_board repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Wrong esp32 sensor board design in my own project?
Yes, under the terms of its MIT license, which benvonhandorf chose for the repository.
Can I test firmware for the Wrong esp32 sensor board 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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