16 Channel Sensor Hub
About the 16 Channel Sensor Hub PCB
16 Channel Sensor Hub is an open source ESP32 PCB design by sufst, published on GitHub under the GPL-3.0 license. It is a 4-layer board measuring 83.4 × 46.3 mm, with 147 components from 54 distinct parts.
Its main chip is the ESP32-S3-WROOM-1, from the ESP32 family. Other key parts include the TCAN3404DDFRQ1, CH340C, XL1509-5.0, LTC-4627JR and TLV9101IDBVR. By type, the board carries 59 resistors, 33 capacitors, 21 ICs, 20 diodes, 7 connectors and 3 fuses.
It belongs with the sensors designs in this gallery.
From the project
Monorepo for all schematics and PCB designs
We design our PCBs in KiCad (version 8+).
Files that should be in this repo, under version control: - Project files (.kicadpro). - Schematic files (.kicadsch). - PCB files (.kicadpcb). - Custom footprints (.kicadmod). - Custom symbols (.kicadsym). - Footprint library tables (fp-lib-table). - Symbol library tables (sym-lib-table). - 3D models of components (.step files). - Simulation code (e.g. .asc` files from LTSpice).
Main components on the 16 Channel Sensor Hub
16 Channel Sensor Hub bill of materials (BOM)
147 components, 54 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TCAN3404DDFRQ1 TCAN3404-Q1 | SOT-23-8_Handsoldering | U1 |
| 1 | CH340C STM32F105RBTx | LQFP-64_10x10mm_P0.5mm | U2 |
| 1 | XL1509-5.0 AP7375Q-33SF | Diodes_SO-8EP | U3 |
| 1 | ESP32-S3-WROOM-1 TLV9101IDBVR | SOT-23-5_HandSoldering | U4 |
| 2 | LTC-4627JR TLV9101IDBVR | SOT-23-5_HandSoldering | U5, U6 |
| 13 | TLV9101IDBVR | SOT-23-5_HandSoldering | U7, U8, U9, U10, U11, U12, U13, U14 +5 |
| 1 | ISM330DHCX | LGA-14_3x2.5mm_P0.5mm_LayoutBorder3x4y | U20 |
| 1 | MCP9800Ax-xOT | SOT-23-5 | U21 |
| 1 | DMP510DL-7 | SOT-23 | Q2 |
| 1 | ECS-250-10-47Q-CES-TR | Resonator_SMD_ECS_ECX-1247Q_1.6x1.2x0.3mm | Y1 |
| 1 | SHF-105-01-L-D-SM-LC Conn_ARM_JTAG_SWD_10 | SHF10501LDSMLC | J1 |
| 1 | CONN_01X04 Conn_01x04_Pin | Molex_Micro-Fit_3.0_43045-0412_2x02_P3.00mm_Vertical | J2 |
| 1 | CONN_01X04 Conn_01x02 | PinHeader_1x02_P2.54mm_Vertical | J3 |
| 1 | CONN_01X04 Bottom_Left | Molex_Micro-Fit_3.0_43045-1200_2x06_P3.00mm_Horizontal | J4 |
| 1 | CONN_01X04 Top_Left | Molex_Micro-Fit_3.0_43045-1200_2x06_P3.00mm_Horizontal | J5 |
| 1 | CONN_01X04 Top_Right | Molex_Micro-Fit_3.0_43045-1200_2x06_P3.00mm_Horizontal | J6 |
| 1 | CONN_01X04 Bottom_Right | Molex_Micro-Fit_3.0_43045-1200_2x06_P3.00mm_Horizontal | J7 |
| 2 | 100mA | Fuse_0603_1608Metric_Pad1.05x0.95mm_HandSolder | F1, F2 |
| 1 | 500mA | Fuse_0603_1608Metric_Pad1.05x0.95mm_HandSolder | F3 |
| 1 | KMR221NG LFS RESET | SW_Push_1P1T_NO_CK_KMR2 | SW1 |
Show 34 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | NUP2105L | SOT-23 | D1 |
| 1 | BZT52B10 | D_SOD-123 | D2 |
| 1 | ESD9B3.3ST5G LED | LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D3 |
| 2 | ESD9B3.3ST5G BAT54S | SOT-23 | D4, D6 |
| 1 | BAT54W BAT54S | SOT-23 | D5 |
| 13 | BAT54S | SOT-23 | D7, D8, D9, D10, D11, D12, D13, D14 +5 |
| 1 | LED | LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D20 |
| 1 | BLM18PG121SN1 | L_0603_1608Metric_Pad1.05x0.95mm_HandSolder | FB1 |
| 1 | 1UF 4.7p | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C1 |
| 1 | 10NF 4.7p | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C2 |
| 1 | 10UF 100n | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C3 |
| 1 | 1UF 100n | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C4 |
| 1 | 470UF 4.7n | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C5 |
| 2 | 100NF 1uF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C6, C9 |
| 1 | 100UF 10uF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C7 |
| 1 | 10UF 10u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C8 |
| 1 | 10UF 10uF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C10 |
| 1 | 180UF 10nF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C11 |
| 15 | 10nF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C12, C13, C14, C15, C16, C17, C18, C19 +7 |
| 4 | 100n | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C27, C28, C29, C30 |
| 1 | 4.7u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C31 |
| 2 | 0.1uF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C60, C100 |
| 1 | 100 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R1 |
| 1 | 10k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R2 |
| 1 | 10K 100 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R3 |
| 2 | 10K 60R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R4, R5 |
| 1 | 5.1K 100 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R6 |
| 1 | 5.1K 10k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R7 |
| 1 | 10K 1.5k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R8 |
| 16 | CRCW080540K0FKEA 40k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R9, R12, R15, R18, R21, R24, R27, R30 +8 |
| 16 | CRGH0805F12R NC | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R10, R13, R16, R19, R22, R25, R28, R31 +8 |
| 16 | CRGH0805F12R 10k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R11, R14, R17, R20, R23, R26, R29, R32 +8 |
| 2 | 2.2k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R57, R58 |
| 1 | 220 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R59 |
16 Channel Sensor Hub design files
The KiCad project lives in the sufst/pcb repository on GitHub; these links point at the commit this page was built from.
16 Channel Sensor Hub: common questions
What microcontroller does the 16 Channel Sensor Hub use?
The 16 Channel Sensor Hub is built around the ESP32-S3-WROOM-1, from the ESP32 family.
How big is the 16 Channel Sensor Hub PCB?
The 16 Channel Sensor Hub measures 83.4 × 46.3 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the 16 Channel Sensor Hub?
147 components, from 54 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 16 Channel Sensor Hub design files?
From the sufst/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 16 Channel Sensor Hub design in my own project?
Yes, under the terms of its GPL-3.0 license, which sufst chose for the repository.
Can I test firmware for the 16 Channel Sensor Hub 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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