

SDM26 SteeringWheel V1.0
PCB development repository
- Size
- 182.9 × 134 mm
- Copper layers
- 4
- Thickness
- 1.6 mm
- Parts
- 151
- Nets
- 219
- Pads
- 622
- Tracks, vias
- 1,249, 244
- Pours
- 6
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 22 Mar 2022
- Updated
- 7 Nov 2026
Overview
SDM26 SteeringWheel V1.0 is an open-source printed circuit board by sundevilmotorsports, from the sundevilmotorsports/pcb-dev repository on GitHub. It is a 4-layer board of 182.9 × 134 mm with 151 parts on 219 nets, routed with 1,249 tracks and 244 vias.
It is built around the SN74AHC1G125DBVR-JSM, ESP32-S3-WROOM-1-N8R8 and SN65HVD230D, with the CP2102N-A02-GQFN28, RA8875L3N and EMIF06-MSD02N16 among its other parts. Its parts include 57 resistors, 36 capacitors, 12 ICs, 12 diodes and 7 connectors. It belongs with the ESP32 boards of this library.
Main components
12SN74AHC1G125DBVR-JSM
SOT-23-5LSOT-23-5L Buffers, Drivers, Receivers, Transceivers ROHSJSMSEMIBuffers, Drivers, Receivers, TransceiversESP32-S3-WROOM-1-N8R8
SMD,25.5x18mm-104.5dBm -40℃~+65℃ 2.4GHz 20.5dBm 330mA 3V~3.6V 97mA Bluetooth5.0 ESP32-S3R8 On-board PCB Antenna UART、SPI、I2C、GPIO、I2S、USB SMD,25.5x18mm WiFi Modules ROHSEspressif SystemsWiFi ModulesSN65HVD230D
SOIC-8-40℃~+85℃ 1 17mA 1Mbps 370uA 3V~3.6V CAN Transceiver Low-power mode、Wake-up function、ESD protection、Thermal shutdown protection、Bus fault protection、Hot-swap protection SOIC-8 CAN Transceivers ROHSTexas InstrumentsCAN TransceiversCP2102N-A02-GQFN28
QFN-28-EP(5x5)-40℃~+85℃ 195uA 3V~3.6V 9.5mA USB 2.0 USB to UART QFN-28-EP(5x5) USB Converters ROHSSilicon LabsUSB ConvertersRA8875L3N
LQFP-100(14x14)3-Wire Serial Interface、4-Wire Serial Interface、I²C 3V~3.6V LQFP-100(14x14) LCD Drivers ROHSRAIO TechLCD DriversEMIF06-MSD02N16
QFN-16L-40℃~+85℃ 20pF 45Ω Yes QFN-16L EMI/RFI Filters (LC, RC Networks) ROHSSTMicroelectronicsEMI/RFI Filters (LC, RC Networks)MIC37100-3.3WS
SOT-223-40℃~+125℃@(Tj) 1 11mA 1A 3.3V 500mV@(1A) 6V Fixed Over Current Protection、Over Temperature Protection Positive SOT-223 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSMicrochip TechnologyVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsUSBLC6-2SC6
SOT-23-60.35pF、0.8pF 100nA 150W@8/20us 15V 2 5V 6A@8/20us 6V ESD SOT-23-6 ESD and Surge Protection (TVS/ESD) ROHSUMWESD And Surge Protection (TVS/ESD)MBR0540T1G
SOD-123SOD-123 Schottky Diodes ROHSGOODWORKSchottky DiodesMHPS2285V
-- Push Button Switch ROHSAPEMPushbutton Switches150060GS75000
0603-40℃~+85℃ 140° 20mA 3.2V 430mcd 515nm 525nm Discrete Diode Green Water Clear 0603 LED Indication - Discrete ROHSWürth ElektronikLED Indication - Discrete150060RS75000
0603-40℃~+85℃ 140° 20mA 250mcd 2V 625nm 630nm Discrete Diode Red Water Clear 0603 LED Indication - Discrete ROHSWürth ElektronikLight Emitting Diodes (LED)
Parts
151| Qty | Value | Footprint | References |
|---|---|---|---|
| 20 | 100nF | Capacitor_SMD:C_0603_1608Metric | C2, C10, C11, C13, C17, C18, C22, C23, C25, C26, C27, C28, C31, C32, C33, C34 +4 |
| 20 | 33 | Resistor_SMD:R_0603_1608Metric | R10, R29, R30, R32, R33, R35, R36, R37, R38, R39, R40, R41, R48, R50, R51, R52 +4 |
| 13 | 10k | Resistor_SMD:R_0603_1608Metric | R1, R3, R5, R8, R9, R14, R15, R19, R20, R24, R26, R31, R59 |
| 11 | 220 | Resistor_SMD:R_0603_1608Metric | R22, R27, R28, R42, R43, R44, R45, R46, R47, R49, R54 |
| 10 | 1uF | Capacitor_SMD:C_0603_1608Metric | C3, C5, C6, C9, C12, C16, C19, C20, C21, C24 |
| 7 | LOGO | LOGO | G***, G***, G***, G***, G***, G***, G*** |
| 6 | Amazon LED | LED_SMD:LED_RGB_5050-6 | LED3, LED4, LED5, LED6, LED7, LED8 |
| 6 | M3 | MountingHole:MountingHole_3.2mm_M3 | H1, H2, H3, H4, H5, H6 |
| 3 | 10uF | Capacitor_SMD:C_0603_1608Metric | C1, C14, C15 |
| 3 | MBR0540T1G | SDM_MiscFootprint:SOD3716X135N | D2, D3, D4 |
| 3 | PCW1J-B24-KEB103L | SDM_MiscFootprint:PCW1JB24KEB103L | VR1, VR2, VR3 |
| 2 | 15pF | Capacitor_SMD:C_0603_1608Metric | C29, C30 |
| 2 | 1M | Resistor_SMD:R_0603_1608Metric | R7, R55 |
| 2 | 27 | Resistor_SMD:R_0603_1608Metric | R12, R13 |
| 2 | 5.05 | Resistor_SMD:R_0603_1608Metric | R2, R34 |
| 2 | Conn_01x02 | Connector_JST:JST_EH_S2B-EH_1x02_P2.50mm_Horizontal | J1, J2 |
| 2 | MHPS2285V | SDM:MHPS2285V | S1, S2 |
| 2 | P091N-2QC20BR10K | SDM:P091N2QC20BR10K | VR4, VR5 |
| 2 | SN74AHC1G125DBVR | SDM:SOT95P280X145-5L | IC8, IC9 |
| 1 | 0 | Resistor_SMD:R_0603_1608Metric | R23 |
| 1 | 120 | Resistor_SMD:R_0603_1608Metric | R21 |
| 1 | 150060GS75000 | SDM:LEDC1608X80N | LED1 |
| 1 | 150060RS75000 | SDM:LEDC1608X80N | LED2 |
| 1 | 1k | Resistor_SMD:R_0603_1608Metric | R17 |
| 1 | 22.1K | Resistor_SMD:R_0603_1608Metric | R16 |
| 1 | 4.7uF | Capacitor_SMD:C_0603_1608Metric | C7 |
| 1 | 4.7uH | SDM_MiscFootprint:BWVS006060454R7ML1 | L1 |
| 1 | 47.5K | Resistor_SMD:R_0603_1608Metric | R18 |
| 1 | 60.4k | Resistor_SMD:R_0603_1608Metric | R4 |
| 1 | 68 | Resistor_SMD:R_0603_1608Metric | R25 |
| 1 | ABM3B-20.000MHZ-10-1-U-T | SDM:ABM3B | Y1 |
| 1 | CP2102N-A02-GQFN28 | SDM:QFN50P500X500X80-29N-D | IC3 |
| 1 | Conn_01x02_Pin | Connector_JST:JST_XH_S2B-XH-A_1x02_P2.50mm_Horizontal | J6 |
| 1 | Conn_01x04_Socket | Connector_JST:JST_XH_S4B-XH-A_1x04_P2.50mm_Horizontal | J4 |
| 1 | Conn_01x40_Pin | Connector_FFC-FPC:Omron_XF2M-4015-1A_1x40-1MP_P0.5mm_Horizontal | J5 |
| 1 | EMIF06-MSD02N16 | SDM:UQFN-17-3.5x1.2mm | U10 |
| 1 | ESDCAN03-2BWY | SDM:SOT65P210X110-3N | D1 |
| 1 | ESP32-S3-WROOM-1-N8R8 | SDM_MiscFootprint:ESP32S3WROOM1N8R8 | IC1 |
| 1 | ESP_USB | Connector_USB:USB_Micro-B_Molex-105017-0001 | J3 |
| 1 | LOGO | Library:sdmlogo | G*** |
| 1 | LOGO | Library:wheelyboi | G*** |
| 1 | MIC37100-3.3WS | SDM_MiscFootprint:SOT230P700X180-4N | IC5 |
| 1 | MMBT2222LT1G | SDM_MiscFootprint:SOT96P237X111-3N | Q1 |
| 1 | MMBT2222LT1G | SDM:SOT96P237X111-3N | Q2 |
| 1 | Molex_1040310811 | SDM:microSD_HC_Molex_104031-0811 | J7 |
| 1 | RA8875 | SDM:QFP50P1600X1600X160-100N | IC7 |
| 1 | SN65HVD230 | Package_SO:SOIC-8_3.9x4.9mm_P1.27mm | U2 |
| 1 | TLP175A_TPL,E | SDM:TLP266J | IC4 |
| 1 | TPS2116DRLR | SDM_MiscFootprint:SOTFL50P160X60-8L | IC6 |
| 1 | TPS259250DRCR | SDM:SON50P300X300X100-11L-D | IC2 |
| 1 | TPS61169DCKR | SDM:SOT65P210X110-5N | PS1 |
| 1 | USBLC6-2SC6 | Package_TO_SOT_SMD:SOT-23-6 | U1 |
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Questions
How big is the SDM26 SteeringWheel V1.0 PCB?
It measures 182.9 × 134 mm and has 4 copper layers, 1.6 mm thick.
What parts does the SDM26 SteeringWheel V1.0 use?
151 parts, built around the SN74AHC1G125DBVR-JSM, ESP32-S3-WROOM-1-N8R8, SN65HVD230D and CP2102N-A02-GQFN28. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the SDM26 SteeringWheel V1.0 KiCad files?
From the sundevilmotorsports/pcb-dev repository on GitHub, at the commit this page was made from: the board is 2026/SteeringWheel/SDM26_SteeringWheel_V1.0/SDM26_SteeringWheel_V1.0.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the SDM26 SteeringWheel V1.0 design in my own project?
Its repository states no licence, so its author keeps all rights: ask sundevilmotorsports before reusing the design.