Raiden s01
RaidenTechnology·raiden-s01·hardware/Raiden S0-1.kicad_pcb
About the Raiden s01 PCB
Raiden s01 is an open source ESP32 PCB design by RaidenTechnology, published on GitHub under the CERN-OHL-P-2.0 license. It is a 4-layer board measuring 36 × 60 mm, with 42 components from 24 distinct parts.
Its main chip is the ESP32-S3FN8, from the ESP32 family. Other key parts include the AZ1117CH-3.3TRG1. By type, the board carries 18 capacitors, 7 resistors, 6 connectors, 2 ICs, 2 crystals and 2 switches.
It belongs with the iot & wireless, rf & radio and dev boards & breakouts designs in this gallery.
From the project
Open-hardware ESP32-S3 development board — 4-layer, USB-C, U.FL antenna. KiCad 9, CERN-OHL-P.
Open-hardware ESP32-S3 development board — designed from scratch in KiCad 9.
The Raiden S0-1 is a compact 4-layer devkit built around the ESP32-S3FN8 (dual-core Xtensa LX7 @ 240 MHz, Wi-Fi + BLE 5, 8 MB embedded flash). Designed, routed and verified entirely by Raiden Technology.
- ERC: 0 errors — DRC: 0 errors, 0 unconnected items (KiCad 9.0.7, kicad-cli) - 5 permanent DRC notices are intentional local footprint overrides (U.FL RF keepout + M2 mounting holes)

Main components on the Raiden s01
Raiden s01 bill of materials (BOM)
42 components, 24 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ESP32-S3FN8 | QFN-56-1EP_7x7mm_P0.4mm_EP4x4mm | U1 |
| 1 | AZ1117CH-3.3TRG1 AZ1117C-3.3 | SOT-223 | U2 |
| 1 | Q13FC1350000400 32.768kHz | Crystal_SMD_3215-2Pin_3.2x1.5mm | Y1 |
| 1 | ECS-400-8-30B-CKM 40MHz | Crystal_SMD_5032-2Pin_5.0x3.2mm | Y2 |
| 2 | CONN_01X15 Conn_01x15 | PinHeader_1x15_P2.54mm_Vertical | J1, J2 |
| 1 | CONN_02X03_COUNTER_CLOCKWISE Conn_02x03_Counter_Clockwise | PinHeader_2x03_P2.54mm_Vertical | J4 |
| 2 | CONN_02X02_COUNTER_CLOCKWISE Conn_02x02_Counter_Clockwise | PinHeader_2x02_P2.54mm_Vertical | J5, J6 |
| 1 | TYPE-C-31-M-12 USB_C_Receptacle_USB2.0_14P | USB_C_Receptacle_HRO_TYPE-C-31-M-12 | P1 |
| 1 | U.FL-R-SMT-1(10) Antenna | U.FL_Hirose_U.FL-R-SMT-1_Vertical | ANT1 |
| 1 | 1206L075YR PTC 750mA | Fuse_1206_3216Metric | F1 |
| 2 | B3S-1000 SW_Push | SW_SPST_B3S-1000 | SW1, SW2 |
| 1 | PRTR5V0U2X,215 PRTR5V0U2X | SOT-143 | D1 |
| 1 | KT-0603R RED_LED | LED_0603_1608Metric | D2 |
| 1 | LQG15HS2N0S02D 2.0nH | L_0402_1005Metric | L1 |
| 7 | CL10B104KB8NNNC 100nF | C_0603_1608Metric | C1, C2, C3, C4, C5, C15, C16 |
| 2 | CL10A106KP8NNNC 10uF | C_0603_1608Metric | C6, C7 |
| 2 | CL10A105KB8NNNC 1uF | C_0603_1608Metric | C8, C13 |
| 2 | CL10C100JB8NNNC 10pF | C_0603_1608Metric | C9, C10 |
| 2 | CL10C220JB8NNNC 22pF | C_0603_1608Metric | C11, C12 |
| 1 | CL10A475KP8NNNC 4.7uF | C_0603_1608Metric | C14 |
Show 4 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | CL05C010BB5NNNC 1pF | C_0402_1005Metric | C17, C18 |
| 4 | 0603WAF1002T5E 10k OHM | R_0603_1608Metric | R1, R2, R3, R7 |
| 2 | 0603WAF5101T5E 5.1k OHM | R_0603_1608Metric | R4, R5 |
| 1 | 0603WAF4700T5E 470 OHM | R_0603_1608Metric | R6 |
Raiden s01 design files
The KiCad project lives in the RaidenTechnology/raiden-s01 repository on GitHub; these links point at the commit this page was built from.
Raiden s01: common questions
What microcontroller does the Raiden s01 use?
The Raiden s01 is built around the ESP32-S3FN8, from the ESP32 family.
How big is the Raiden s01 PCB?
The Raiden s01 measures 36 × 60 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Raiden s01?
42 components, from 24 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 Raiden s01 design files?
From the RaidenTechnology/raiden-s01 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 Raiden s01 design in my own project?
Yes, under the terms of its CERN-OHL-P-2.0 license, which RaidenTechnology chose for the repository.
Can I test firmware for the Raiden s01 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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