STM32G441KBT6 Development Board
About the STM32G441KBT6 Development Board
STM32G441KBT6 Development Board is an open source STM32 PCB design by olin-electric-motorsports, published on GitHub under the MIT license. It is a 2-layer board measuring 64.7 × 35.3 mm, with 53 components from 38 distinct parts.
Its main chip is the TLV70450DBVR, from the STM32 family. Other key parts include the MCP2561-E/SN and AP63203WU-7. By type, the board carries 14 capacitors, 12 test points, 9 resistors, 8 diodes, 3 ICs and 2 connectors.
It belongs with the dev boards & breakouts designs in this gallery.
From the project
This monorepo centralizes Olin Electric Motorsports’ KiCad designs and STM32 firmware into a single place. It helps with immediate contribution through standardized environments and automated CAN signal tracking. This unified structure makes sure that there is architectural consistency across all vehicle electrical systems.
Welcome to the Olin Electric Motorsports monorepo. This is the home for all of our electrical, firmware, and software work.
This document will help you get started contributing and walk you through important steps for working on the team.
If you are on a completely fresh Ubuntu computer, you won't have the tools needed to download this repository yet. Open your terminal (Ctrl + Alt + T) and run these commands one by one to install Git and clone our code:
Main components on the STM32G441KBT6 Development Board
STM32G441KBT6 Development Board bill of materials (BOM)
53 components, 38 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TLV70450DBVR STM32G441KBT6 | STM32G441KBT6 | U1 |
| 1 | MCP2561-E/SN MCP2561-E_SN | SOIC127P600X175-8N | U2 |
| 1 | AP63203WU-7 | AP63203WU-7_DIO | U3 |
| 1 | 7M-16.000MAAJ-T X_Crystal_16MHz_18pF | Crystal_TXC7M | Y1 |
| 1 | CONN_pcie_x1 | pcie_x1 | J1 |
| 1 | CONN_01X20_SOCKET Programming_Pin_Header | Programming_Pin_Header_Keyed | J2 |
| 2 | 0ZCH0050FF2G F_500mA_16V | Fuse_1210 | F1, F2 |
| 1 | B3U-1000P INTERRUPT TEST SWITCH | SW_B3U-1000P_4.2x1.7mm | SW1 |
| 1 | 5019 3V3 | Test_Point_SMD | TP1 |
| 1 | 5019 5V | Test_Point_SMD | TP2 |
| 1 | 5019 EXT_SIG_1 | Test_Point_SMD | TP3 |
| 1 | 5019 EXT_SIG_2 | Test_Point_SMD | TP4 |
| 1 | 5019 EXT_SIG_3 | Test_Point_SMD | TP5 |
| 1 | 5019 EXT_SIG_4 | Test_Point_SMD | TP6 |
| 1 | 5019 EXT_SIG_5 | Test_Point_SMD | TP7 |
| 1 | 5019 EXT_SIG_6 | Test_Point_SMD | TP8 |
| 1 | 5019 EXT_SIG_7 | Test_Point_SMD | TP9 |
| 1 | 5019 EXT_SIG_8 | Test_Point_SMD | TP10 |
| 1 | 5019 EXT_SIG_9 | Test_Point_SMD | TP11 |
| 1 | 5019 GND | Test_Point_SMD | TP12 |
Show 18 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | B1701TW--20P000314U1930 3V3 POWER | CHIPLED_0805 | D1 |
| 1 | B1701TW--20P000314U1930 5V POWER | CHIPLED_0805 | D2 |
| 1 | B1701TW--20P000314U1930 HEARTBEAT | CHIPLED_0805 | D3 |
| 1 | LTST-C171AKT NRST | CHIPLED_0805 | D4 |
| 1 | LTST-C171TBKT SWDIO | CHIPLED_0805 | D5 |
| 1 | INTERRUPT_TEST_HW | CHIPLED_0805 | D6 |
| 1 | INTERRUPT_TEST_SW | CHIPLED_0805 | D7 |
| 1 | PWM_TEST | CHIPLED_0805 | D8 |
| 1 | L_3.9UH_2A L_3.9uH | IND_BOURNS_SRR5018 | L1 |
| 5 | CL10B104KB8NNWC C_0.1uF | C_0603 | C1, C2, C5, C6, C11 |
| 1 | CL10B103KB8NNNC C_10nF | C_0603 | C3 |
| 1 | CL10B105KA8NNNC C_1uF | C_0603 | C4 |
| 1 | GRT188R61E475ME13D C_4.7uF | C_0603 | C7 |
| 2 | LMK107BBJ106KALT C_10uF | C_0603 | C8, C12 |
| 2 | CL31A226KAHNNNE C_22uF | C_1206_3216Metric | C9, C10 |
| 2 | CML0603C0G300JT50V C_30pF | C_0603 | C13, C14 |
| 1 | RC0603FR-13120RL R_120 | R_0603 | R1 |
| 8 | RMCF0603FT1K00 R_1K | R_0603 | R2, R3, R4, R5, R6, R7, R8, R9 |
STM32G441KBT6 Development Board design files
The KiCad project lives in the olin-electric-motorsports/oem-monorepo repository on GitHub; these links point at the commit this page was built from.
STM32G441KBT6 Development Board: common questions
What microcontroller does the STM32G441KBT6 Development Board use?
The STM32G441KBT6 Development Board is built around the TLV70450DBVR, from the STM32 family.
How big is the STM32G441KBT6 Development Board?
The STM32G441KBT6 Development Board measures 64.7 × 35.3 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the STM32G441KBT6 Development Board?
53 components, from 38 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 STM32G441KBT6 Development Board design files?
From the olin-electric-motorsports/oem-monorepo 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 STM32G441KBT6 Development Board design in my own project?
Yes, under the terms of its MIT license, which olin-electric-motorsports chose for the repository.
Can I test firmware for the STM32G441KBT6 Development Board 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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