SCAN
jjsprandel·SCAN_PCB·hardware_design/kicad_project/SCAN.kicad_pcb
About the SCAN PCB
SCAN is an open source ESP32 PCB design by jjsprandel, published on GitHub under the CC-BY-NC-4.0 license. It is a 6-layer board measuring 153.3 × 53 mm, with 181 components from 98 distinct parts.
Its main chip is the ESP32-C6-WROOM-1-N8, from the ESP32 family. Other key parts include the BQ25798RQMR, CYPD3177-24LQXQ, CP2102N-A02-GQFN28, TPS563203DRLR and TLV76733DGNR. By type, the board carries 64 capacitors, 62 resistors, 13 diodes, 9 ICs, 9 transistors and 9 connectors.
It belongs with the iot & wireless designs in this gallery.
From the project
Welcome to the SCAN repository! Below, you will find all the necessary information, from hardware design to software documentation.
Welcome to the SCAN repository! Below, you will find all the necessary information, from hardware design to software documentation.
Here are the current statuses of our GitHub workflows:
- CI - Build: Ensures the project builds successfully. - CI - Tests: Runs all unit and integration tests to ensure everything is working as expected. - Docker - Test Build: Attempts Docker Build upon changes to the Dockerfile.

Main components on the SCAN
SCAN bill of materials (BOM)
181 components, 98 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ESP32-C6-WROOM-1-N8 | ESP32-C6-WROOM-1-N8 | U1 |
| 1 | BQ25798RQMR | IC_BQ25798RQMR | U2 |
| 1 | CYPD3177-24LQXQ CYPD3177-24LQXQT | QFN50P400X400X60-25N-D | U3 |
| 1 | CP2102N-A02-GQFN28 CP2102N-A02-xQFN28 | QFN-28-1EP_5x5mm_P0.5mm_EP3.35x3.35mm | U4 |
| 1 | TPS563203DRLR TPS563203 | SOT-563 | U5 |
| 1 | TLV76733DGNR | VSSOP8_DGN_TEX | U6 |
| 1 | PCF8574N PCF8574 | DIP794W45P254L1969H508Q16 | U7 |
| 1 | ESD122DMYR ESD122 | DMY0003A | U8 |
| 1 | TVS2200DRVR TVS2200DRV | WSON-6-1EP_2x2mm_P0.65mm_EP1x1.6mm | U9 |
| 4 | CSD17581Q3AT CSD17581Q3A | TRANS_CSD17581Q3A | Q1, Q2, Q3, Q4 |
| 1 | CSD17575Q3T CSD17575Q3 | TRANS_CSD17575Q3 | Q5 |
| 1 | BC847BDW1T1G BC847BDW1 | SOT-363_SC-70-6 | Q6 |
| 1 | DMP3056LSD-13 IRF9358TRPBF | SO8_IRF9358TRPBF_INF | Q7 |
| 1 | BSL308PEH6327XTSA1 BSL308PE | PG-TSOP6-6-4_INF | Q8 |
| 1 | NTR4503NT1G | SOT23_318-08_ONS | Q9 |
| 1 | TYPE-C-31-M-12 USB_C_16P_Connector | HRO_TYPE-C-31-M-12 | J1 |
| 1 | WJ128V-5.0-2P Batt_Connector | TE_282856-2 | J2 |
| 1 | WJ128V-5.0-2P PV_Panel_Connector | TE_282856-2 | J3 |
| 1 | 0436501000 Conn_01x10 | CONN_SD-43650-001_10_MOL | J4 |
| 1 | A2541WR-3P PIR_CONNECTOR | PinHeader_1x03_P2.54mm_Horizontal | J5 |
Show 78 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TFT_CONN | PinHeader_1x07_P2.54mm_Horizontal | J6 |
| 1 | PN532_CONN | PinHeader_1x08_P2.54mm_Horizontal | J7 |
| 1 | Keypad | PinHeader_1x08_P2.54mm_Horizontal | J8 |
| 1 | GPIO_BREAKOUT | PinHeader_2x03_P2.54mm_Horizontal | J9 |
| 1 | Buzzer | Buzzer_12x9.5RM7.6 | BZ1 |
| 1 | 103AT-2 10k | 103AT2 | RT1 |
| 1 | PTS647SM38SMTR2 LFS QON | SW_SPST_PTS647_Sx38 | SW1 |
| 1 | PTS647SM38SMTR2 LFS BOOT | SW_SPST_PTS647_Sx38 | SW2 |
| 1 | PTS647SM38SMTR2 LFS RST | SW_SPST_PTS647_Sx38 | SW3 |
| 6 | 5010 RED | TP_5010 | TP1, TP2, TP3, TP4, TP5, TP6 |
| 2 | 5011 BLACK | TP_5011 | TP8, TP9 |
| 3 | BZT52C12T-7 12V | D_SOD-523 | D1, D2, D7 |
| 3 | ZLLS350TA 40V | D_SOD-523 | D3, D4, D6 |
| 1 | LTST-C190KGKT GREEN | LED_0603_1608Metric | D5 |
| 1 | NZH10C,115 NZH10C-115 | SODFL3516X120N | D8 |
| 1 | LTST-C190EKT RED | LED_0603_1608Metric | D9 |
| 1 | 1N4448W 1N4148W | D_SOD-123 | D10 |
| 3 | COM-16347 WS2812B | LED_WS2812B_PLCC4_5.0x5.0mm_P3.2mm | D11, D12, D13 |
| 1 | SPM6530T-1R0M120 1.0u | SPM6530 | L1 |
| 1 | 74437349047 4.7u | WE-LHMI_7030_705048 | L2 |
| 1 | GRM21BZ71E106KE15L 10u | C_0805_2012Metric | C1 |
| 1 | CC0402KRX7R9BB104 0.1u | C_0402_1005Metric | C2 |
| 1 | GRM155R61E105KA12D 1u | C_0402_1005Metric | C3 |
| 2 | GRM219R71E105KA88D 1u | C_0805_2012Metric | C4, C5 |
| 1 | GRM21BR61E106KA73L 10u | C_0805_2012Metric | C6 |
| 14 | GRM21BR61E106KA73L 10u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C7, C8, C9, C23, C24, C26, C27, C29 +6 |
| 6 | GRM155R71H104KE14D 0.1u | C_0402_1005Metric | C10, C11, C14, C20, C21, C22 |
| 2 | GRM1555C1H102FA01D 1nF | C_0402_1005Metric | C12, C13 |
| 2 | C0402C103J5RACTU 0.01u | C_0402_1005Metric | C15, C16 |
| 3 | GRM188R61C475KAAJD 4.7u | C_0603_1608Metric | C17, C52, C55 |
| 2 | GRM155R71E473KA88D 47n | C_0402_1005Metric | C18, C19 |
| 3 | GRT188R61E106ME13D 10u | C_0603_1608Metric | C25, C28, C33 |
| 1 | GRM1555C1H102FA01D 1n | C_0402_1005Metric | C31 |
| 2 | ECASD41E336M040KA0 33u | CP_EIA-7343-31_Kemet-D | C38, C40 |
| 1 | T521D336M035ATE065 33u | CP_EIA-7343-31_Kemet-D | C39 |
| 1 | GRM155R71E473KA88D 47nF | C_0402_1005Metric | C41 |
| 2 | GCM188R71C105KA64D 1u | C_0603_1608Metric | C42, C45 |
| 4 | GRM155R71A104KA01D 0.1u | C_0402_1005Metric | C43, C44, C53, C54 |
| 2 | CC0603JRX7R9BB391 390p | C_0603_1608Metric | C46, C47 |
| 1 | GRM32DR71H335KA88L 3.3u | C_1210_3225Metric | C48 |
| 1 | GMK105BJ104KV-F 100n | C_0402_1005Metric | C49 |
| 1 | CL05A105KL5NRNC 1u | C_0402_1005Metric | C50 |
| 1 | C1005X5R1V105K050BC 1u | C_0402_1005Metric | C51 |
| 1 | GRM21BR61E106MA73L 10u | C_0805_2012Metric | C56 |
| 3 | CC0603KRX7R9BB104 0.1u | C_0603_1608Metric | C57, C59, C64 |
| 1 | CC0805KKX7R9BB225 2.2u | C_0805_2012Metric | C58 |
| 1 | 18p | C_0603_1608Metric | C60 |
| 2 | GRM21BR61A226ME44L 22u | C_0805_2012Metric | C61, C63 |
| 1 | CC0805KKX7R9BB105 1u | C_0805_2012Metric | C62 |
| 1 | RC0603FR-073K3L 3.3k | R_0603_1608Metric | R1 |
| 2 | RC0805FR-072K2L 2.2k | R_0805_2012Metric | R2, R3 |
| 1 | RC0402FR-7W10KL 10k | R_0402_1005Metric | R4 |
| 5 | WSL2010R0100FEA18 0.01 | R_2010_5025Metric | R5, R6, R21, R22, R46 |
| 8 | CRCW080510K0FKEAC 10k | R_0805_2012Metric | R7, R25, R27, R54, R58, R59, R60, R61 |
| 3 | RC0402FR-07100KL 100k | R_0402_1005Metric | R8, R9, R18 |
| 3 | 5106 0 | R_0805_2012Metric | R10, R11, R19 |
| 6 | RC0805JR-070RL 0 | R_0805_2012Metric | R12, R26, R28, R29, R52, R53 |
| 2 | RC0603FR-07294RL 294 | R_0603_1608Metric | R13, R14 |
| 1 | AC0603FR-0718KL 18k | R_0603_1608Metric | R15 |
| 1 | RC0402FR-072K21L 2.2k | R_0402_1005Metric | R16 |
| 2 | CRCW06030000Z0EA 0 | R_0603_1608Metric | R17, R62 |
| 1 | RC0603FR-07100RL 100 | R_0603_1608Metric | R20 |
| 1 | CRCW04025K23FKED 5.23k | R_0402_1005Metric | R23 |
| 1 | RC0402FR-0730K1L 30.1k | R_0402_1005Metric | R24 |
| 2 | RK73H1ETTP4992F 49.9k | R_0402_1005Metric | R30, R42 |
| 5 | CRCW06034K99FKEA 5k | R_0603_1608Metric | R31, R33, R35, R36, R37 |
| 3 | CRCW06031K00FKEA 1k | R_0603_1608Metric | R32, R38, R48 |
| 1 | ERJ-3GEYJ242V 2.4k | R_0603_1608Metric | R34 |
| 1 | RC0402JR-0710KL 10k | R_0402_1005Metric | R39 |
| 1 | RC0402FR-070RL 0 | R_0402_1005Metric | R40 |
| 3 | RC0402JR-071KL 1k | R_0402_1005Metric | R41, R43, R51 |
| 2 | RC0805JR-072KL 2k | R_0805_2012Metric | R44, R45 |
| 1 | ERJ-P06F1003V 100k | R_0805_2012Metric | R47 |
| 1 | RC0402FR-0747K5L 47.5k | R_0402_1005Metric | R49 |
| 1 | RC0402FR-0722K1L 22.1k | R_0402_1005Metric | R50 |
| 1 | CRCW0603100KJNEA 100k | R_0603_1608Metric | R55 |
| 1 | RC0603FR-07220KL 220k | R_0603_1608Metric | R56 |
| 1 | RC0603FR-0730KL 30k | R_0603_1608Metric | R57 |
SCAN design files
The KiCad project lives in the jjsprandel/SCAN_PCB repository on GitHub; these links point at the commit this page was built from.
SCAN: common questions
What microcontroller does the SCAN use?
The SCAN is built around the ESP32-C6-WROOM-1-N8, from the ESP32 family.
How big is the SCAN PCB?
The SCAN measures 153.3 × 53 mm, has 6 copper layers and is 1.6 mm thick.
How many components are on the SCAN?
181 components, from 98 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 SCAN design files?
From the jjsprandel/SCAN_PCB 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 SCAN design in my own project?
It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.
Can I test firmware for the SCAN 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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