Vault35-katana plate
josh-l-wang·vault35-katana·KiCAD/plate kicad files/vault35-katana plate.kicad_pcb
About the Vault35-katana plate PCB
Vault35-katana plate is an open source STM32 PCB design by josh-l-wang, published on GitHub under the MIT license. It is a 2-layer board measuring 209.7 × 76.4 mm, with 72 components from 13 distinct parts.
Its main chip is the STM32F072CBT6, from the STM32 family. Other key parts include the XC6206P332MR-REGULATOR_LINEAR. By type, the board carries 40 diodes, 12 LEDs, 10 capacitors, 4 resistors, 2 ICs and 1 connector.
From the project
katana stagger for Vault 35 by Mechvault

Main components on the Vault35-katana plate
Vault35-katana plate bill of materials (BOM)
72 components, 13 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | STM32F072CBT6 | LQFP-48_7x7mm_P0.5mm | U1 |
| 1 | XC6206P332MR-REGULATOR_LINEAR XC6206P332MR-Regulator_Linear | SOT-23 | U2 |
| 1 | USB_C_RECEPTACLE_USB2.0 USB_C_Receptacle_USB2.0 | USB_C_Receptacle_HRO_TYPE-C-31-M-12 | J1 |
| 1 | ASMD1206-150 | Fuse_1206_3216Metric | F1 |
| 1 | SKQGABE010 | SW_SPST_SKQG_WithoutStem | SW0 |
| 12 | SK6812MINI WS2812-2020 | LED_WS2812_2020 | LED1, LED2, LED3, LED4, LED5, LED6, LED7, LED8 +4 |
| 39 | C81598 D_Small | D_SOD-123-hidden-ref | D1, D2, D3, D4, D5, D6, D7, D8 +31 |
| 1 | PRTR5V0U2X | SOT-143 | D99 |
| 1 | C33600 60R@100MHz MELED Industrial | L_1206_3216Metric | L1 |
| 7 | 100NF 100nF | C_0402_1005Metric | C1, C2, C3, C4, C5, C7, C10 |
| 1 | 10UF 10uF | C_0603_1608Metric | C6 |
| 2 | 1UF 1uF | C_0402_1005Metric | C8, C9 |
| 4 | 5.1K 5.1k | R_0402_1005Metric | R1, R2, R3, R4 |
Vault35-katana plate design files
The KiCad project lives in the josh-l-wang/vault35-katana repository on GitHub; these links point at the commit this page was built from.
Vault35-katana plate: common questions
What microcontroller does the Vault35-katana plate use?
The Vault35-katana plate is built around the STM32F072CBT6, from the STM32 family.
How big is the Vault35-katana plate PCB?
The Vault35-katana plate measures 209.7 × 76.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Vault35-katana plate?
72 components, from 13 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 Vault35-katana plate design files?
From the josh-l-wang/vault35-katana repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Vault35-katana plate design in my own project?
Yes, under the terms of its MIT license, which josh-l-wang chose for the repository.
Can I test firmware for the Vault35-katana plate 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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