Bldc steering wheel controller kicad
SpeedUp-Tech·bldc-steering-wheel-controller-kicad-schematic·hardware/BLDC_Steering_Wheel_Controller.kicad_pcb
About the Bldc steering wheel controller kicad PCB
Bldc steering wheel controller kicad is an open source STM32 PCB design by SpeedUp-Tech, published on GitHub. It is a 2-layer board measuring 9.4 × 6.5 mm, with 171 components from 68 distinct parts.
Its main chip is the STM32G474RET6, from the STM32 family.
It belongs with the robotics & motion designs in this gallery.
From the project
An editable seven-sheet KiCad project for a BLDC direct-drive steering wheel controller with STM32G474 control, three-phase gate drive, protected DC input, magnetic rotor sensing, USB, braking, and hardware safety interlocks.
An editable seven-sheet KiCad project for a BLDC direct-drive steering wheel controller with STM32G474 control, three-phase gate drive, protected DC input, magnetic rotor sensing, USB, braking, and hardware safety interlocks.
Download v0.1.0 · Open the live demo · Read the project case study
The project started from this public product requirement:
This is a reconstructed public project brief derived from the supplied KiCad files and bill of materials; the exact original prompt was not included in the bundle.

Bldc steering wheel controller kicad bill of materials (BOM)
171 components, 68 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 2.2u 100V | C_1210_3225Metric | AP_C1, AP_C2 |
| 1 | 2.2n | C_0603_1608Metric | AP_C3 |
| 3 | 22u 25V | C_1210_3225Metric | AP_C4, AP_C5, PE_C5 |
| 1 | 10u 25V | C_1206_3216Metric | AP_C6 |
| 18 | 100n | C_0603_1608Metric | AP_C7, CU_C2, CU_C3, CU_C4, CU_C5, CU_C7, CU_C8, IV_C1 +10 |
| 2 | 22u 10V | C_1206_3216Metric | AP_C8, AP_C9 |
| 1 | 1u 25V | C_0603_1608Metric | AP_C10 |
| 1 | 1u 10V | C_0603_1608Metric | AP_C11 |
| 1 | 68u | L_7x7mm | AP_L1 |
| 1 | 3.9u | L_5x5mm | AP_L2 |
| 12 | 100k | R_0603_1608Metric | AP_R1, CU_R5, IV_R2, PE_R4, PE_R8, PE_R9, PE_R17, PE_R19 +4 |
| 3 | 1M | R_0603_1608Metric | AP_R2, PE_R22, PE_R23 |
| 1 | 52.3k | R_0603_1608Metric | AP_R3 |
| 1 | 453k | R_0603_1608Metric | AP_R4 |
| 1 | 49.9k | R_0603_1608Metric | AP_R5 |
| 1 | LM5164DDAR | SO-8_L4.9-W3.9-P1.27-LS6.0-BL-EP | AP_U1 |
| 1 | AP63203WU-7 | TSOT-26_L2.9-W1.6-P0.95-LS2.8-BL | AP_U2 |
| 1 | AP7383-50Y-13 | SOT-89-3_L4.5-W2.5-P1.50-LS4.2-BR | AP_U3 |
| 1 | 4.7u | C_0603_1608Metric | CU_C1 |
| 6 | 1u | C_0603_1608Metric | CU_C6, IV_C2, IV_C4, IV_C5, IV_C7, RE_C3 |
Show 48 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | GT-USB-7014C | USB-C-SMD_GT-USB-7014A | CU_J1 |
| 1 | 20021121-00010T1LF | Amphenol_Minitek127_20021121_2x05_P1.27mm_SMD | CU_J2 |
| 2 | 5.1k | R_0603_1608Metric | CU_R1, CU_R2 |
| 2 | 22 | R_0603_1608Metric | CU_R3, CU_R4 |
| 1 | 33k | R_0603_1608Metric | CU_R6 |
| 13 | 10k | R_0603_1608Metric | CU_R7, CU_R8, CU_R9, IV_R1, PE_R3, PE_R10, PE_R12, PE_R14 +5 |
| 9 | 10 | R_0603_1608Metric | CU_R10, IV_R9, IV_R10, IV_R11, IV_R12, IV_R13, IV_R14, PE_R6 +1 |
| 1 | STM32G474RET6 | LQFP-64_L10.0-W10.0-P0.50-LS12.0-BL | CU_U1 |
| 1 | USBLC6-2SC6 | SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL | CU_U2 |
| 1 | 47n | C_0603_1608Metric | IV_C3 |
| 2 | 100n 100V | C_0603_1608Metric | IV_C6, PE_C1 |
| 3 | 1n | C_0603_1608Metric | IV_C9, IV_C10, IV_C11 |
| 2 | 10n | C_0603_1608Metric | IV_C12, PE_C4 |
| 4 | EEUFR1J471 | CAP-TH_BD12.5-P5.00-D0.6-FD | IV_C13, IV_C14, IV_C15, IV_C16 |
| 1 | KF2EDGSTVM-7.62-3P | TerminalBlock_KEFA_KF2EDGSTVM-7.62-3P_1x3_P7.62mm | IV_J1 |
| 17 | DMTH84M1SPSQ-13 | DFN-5_L4.9-W5.9-P1.27-LS6.2-BL | IV_Q1, IV_Q2, IV_Q3, IV_Q4, IV_Q5, IV_Q6, IV_Q7, IV_Q8 +9 |
| 6 | 2m 2W | R_2512_6332Metric | IV_R3, IV_R4, IV_R5, IV_R6, IV_R7, IV_R8 |
| 12 | 4.7 | R_0603_1608Metric | IV_R15, IV_R16, IV_R17, IV_R18, IV_R19, IV_R20, IV_R21, IV_R22 +4 |
| 1 | FNTC0805X104F3950FB | R0805 | IV_TH1 |
| 1 | DRV8353RSRGZR | QFN-48_L7.0-W7.0-P0.50-TL-EP4.7 | IV_U1 |
| 1 | 470n 25V | C_0603_1608Metric | PE_C2 |
| 1 | 47n 25V | C_0603_1608Metric | PE_C3 |
| 1 | P6KE47CA | DO-15_BD3.1-L6.7-P10.70-D0.8-BI | PE_D1 |
| 1 | MMSZ5261BT1G | SOD-123S_L2.8-W1.8-LS3.7-RD | PE_D2 |
| 1 | BZT52C12 | SOD-123_L2.7-W1.6-LS3.7-RD-2 | PE_D3 |
| 4 | 1N4148WS | SOD-323_L1.8-W1.3-LS2.5-RD | PE_D4, PE_D5, PE_D6, PE_D7 |
| 1 | XF-103 | FUSE-TH_L29.0-W10.0_XF-103 | PE_F1 |
| 1 | MMBT3904 | SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR | PE_Q6 |
| 1 | 1k | R_0603_1608Metric | PE_R1 |
| 1 | 220k | R_0603_1608Metric | PE_R2 |
| 1 | 2.87k | R_0603_1608Metric | PE_R5 |
| 1 | 4.7k | R_1206_3216Metric | PE_R7 |
| 1 | 169k | R_0603_1608Metric | PE_R11 |
| 1 | 39k | R_0603_1608Metric | PE_R13 |
| 1 | 68k | R_0603_1608Metric | PE_R15 |
| 1 | LM74502QDDFRQ1 | TSOT-23-8_L2.9-W1.6-P0.65-LS2.8-BR | PE_U1 |
| 1 | TLV3702ID | SOIC-8_L5.0-W4.0-P1.27-LS6.0-BL | PE_U2 |
| 1 | FD2024S | SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL | PE_U3 |
| 1 | AS5047P-ATSM | TSSOP-14_L5.0-W4.4-P0.65-LS6.4-BL | RE_U1 |
| 1 | TXU0304PWR | TSSOP-14_L5.0-W4.4-P0.65-LS6.4-BL | RE_U2 |
| 1 | 100 2W | R_2512_6332Metric | SF_R1 |
| 1 | 2.2k | R_0603_1608Metric | SF_R2 |
| 1 | 1.8M | R_0603_1608Metric | SF_R6 |
| 1 | PS2811-1-A | SOP-4_L4.4-W2.8-P1.27-LS7.0-TL | SF_U1 |
| 1 | RS1G14XF5 | SOT-23-5_L2.9-W1.6-P0.95-LS2.8-BL | SF_U2 |
| 1 | 74HC123D | SOIC-16_L9.9-W3.9-P1.27-LS6.0-BL | SF_U3 |
| 1 | 74HC08D | SOP-14_L8.7-W3.9-P1.27-LS6.0-BL | SF_U4 |
| 1 | 74HC74D | SOIC-14_L8.6-W3.9-P1.27-LS6.0-BL | SF_U5 |
Bldc steering wheel controller kicad design files
The KiCad project lives in the SpeedUp-Tech/bldc-steering-wheel-controller-kicad-schematic repository on GitHub; these links point at the commit this page was built from.
Bldc steering wheel controller kicad: common questions
What microcontroller does the Bldc steering wheel controller kicad use?
The Bldc steering wheel controller kicad is built around the STM32G474RET6, from the STM32 family.
How big is the Bldc steering wheel controller kicad PCB?
The Bldc steering wheel controller kicad measures 9.4 × 6.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Bldc steering wheel controller kicad?
171 components, from 68 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 Bldc steering wheel controller kicad design files?
From the SpeedUp-Tech/bldc-steering-wheel-controller-kicad-schematic 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 Bldc steering wheel controller kicad design in my own project?
The repository has no license, so all rights stay with SpeedUp-Tech. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Bldc steering wheel controller kicad without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.
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