Iot esp eth ind
About the Iot esp eth ind PCB
Iot esp eth ind is an open source ESP32 PCB design by uysan, published on GitHub under the CERN-OHL-P-2.0 license. It is a 4-layer board measuring 29.5 × 64.5 mm, with 146 components from 57 distinct parts.
Its main chip is the ESP32-D0WD-V3, from the ESP32 family. Other key parts include the W25Q128JVSIQ, APX811-29UG-7, AZ1117IH-3.3TRG1, RTL8201FI-VC-CG and SN74AUP1G126DBVR. By type, the board carries 54 capacitors, 34 resistors, 28 diodes, 8 ICs, 7 inductors and 5 connectors.
It belongs with the iot & wireless designs in this gallery.
From the project
ESP32 Ethernet, Wi-Fi & Serial Gateway Hardware Design
Open Source Hardware Developed With Open Source Software *
This directory contains KiCAD project files, generated PCB images, Gerber, panel configuration files, interactive HTML based assembly list, bill of materials and position (pick & place) data.
Components of the iot-esp-eth-ind board has an operating range of -40॰C to +85॰C. Board layout has 4-layers and is designed according to the JLCPCB impedance controlled stack up of JLC04161H-7628.
Main components on the Iot esp eth ind
Iot esp eth ind bill of materials (BOM)
146 components, 57 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ESP32-D0WD-V3 ESP32-D0WD Espressif | QFN48_5x5_P0.35_E3.5mm | U1 |
| 1 | W25Q128JVSIQ W25Q128JV Winbond | SO8_5.2x5.2_P1.27mm | U2 |
| 1 | APX811-29UG-7 APX811_2.93V Diodes | SOT143-4 | U31 |
| 1 | AZ1117IH-3.3TRG1 AZ1117-3.3 Diodes | SOT223 | U41 |
| 1 | RTL8201FI-VC-CG RTL8201FI Realtek | QFN32_5x5_P0.5_E3.35mm | U61 |
| 1 | SN74AUP1G126DBVR 74AUP1G126 Texas_Instruments | SOT23-5L | U62 |
| 1 | CH340G WCH | SO16_4x10.5_P1.27mm | U81 |
| 1 | SN74AHC1G08DBVR 74AHC1G08 Texas_Instruments | SOT23-5L | U82 |
| 2 | BC817-40-215 BC817 Nexperia | SOT23-3 | Q81, Q82 |
| 1 | R2520-40.000-10-F-1010-EXT-TR 40MHz_10pF Raltron | xtal-2.5x2.0mm_4pin | X1 |
| 1 | RT3215-32.768-12.5-TR-10PPM 32.768kHz_12.5pF Raltron | xtal-3.2x1.5mm | X2 |
| 1 | RH100-25.000-13-F-0715-EXT-TR-NS1 25MHz_13pF Raltron | xtal-3.2x2.5mm_4pin | X61 |
| 1 | RH100-12.000-18-2020-EXT-TR 12MHz_18pF Raltron | xtal-3.2x2.5mm_4pin | X81 |
| 1 | X1311WV-03J-C18D27 Conn_01x03 XKB | sil-1.27mm-3P | J41 |
| 2 | X6511WV-12H-C60D30 Conn_01x12/DNP XKB | sil-12P | J51, J52 |
| 1 | 74980111212 Wurth | eth-74980111212 | J61 |
| 1 | 629105136821 USB-Micro Wurth | usb-629105136821 | J81 |
| 2 | 435171014816 Tact_Switch Wurth | switch-WE-WS-TASV-3x2.6_H1.4mm | S1, S31 |
| 1 | 36103166S Shield Wurth | shield-36103166S | SH1 |
| 1 | 744231091 CM_Choke_90R Wurth | tr-smd-WE-CNSW_0805 | T81 |
Show 37 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LXES15AAA1-153 TVS_4V Murata | SM0402V | D1 |
| 4 | BAT54WS_R1_00001 BAT54WS Panjit | SOD323 | D31, D41, D82, D83 |
| 1 | LTST-C191KGKT Diode-LED_Green Liteon | led-SM0603_Green | D42 |
| 2 | 824015 TVS_5V Wurth | SOT23-6L | D61, D81 |
| 20 | ULC0511CDN TVS_5V Leiditech | DFN1006-2 | D91, D92, D93, D94, D95, D96, D97, D98 +12 |
| 1 | 7447840022G 2.2nH Wurth | SM0402L | L1 |
| 2 | 742792641 Bead_300R Wurth | SM0603L | L2, L81 |
| 1 | 744765020A 2nH Wurth | SM0402L | L3 |
| 1 | 742792780 Bead_220R/DNP Wurth | SM0402L | L4 |
| 2 | 742792780 Bead_220R Wurth | SM0402L | L61, L82 |
| 1 | 885392005022 0.9pF/50V Wurth | SM0402C | C1 |
| 24 | CL05B104KO5NNNC 100nF/16V Samsung | SM0402C | C2, C3, C5, C10, C16, C17, C20, C25 +16 |
| 2 | CL05B332KB5NNNC 3.3nF/50V Samsung | SM0402C | C4, C7 |
| 1 | CC0402KRX7R9BB103 10nF/50V Yageo | SM0402C | C6 |
| 5 | CC0603KRX7R7BB105 1uF/16V Yageo | SM0603C | C8, C11, C18, C22, C83 |
| 6 | CC0402JRNPO9BN150 15pF/50V Yageo | SM0402C | C9, C19, C23, C24, C73, C82 |
| 2 | CC0402JRNPO9BN120 12pF/50V Yageo | SM0402C | C12, C13 |
| 4 | CC0402JRNPO9BN180 18pF/50V Yageo | SM0402C | C14, C15, C69, C70 |
| 4 | CL21B106KOQNNNE 10uF/16V Samsung | SM0805C | C21, C41, C72, C89 |
| 1 | CL10B104KB8NNNC 100nF/50V Samsung | SM0603C | C32 |
| 1 | TAJC476K016RNJ 47uF/16V Kyocera_AVX | SMD-C-6032 | C42 |
| 1 | CC0402KRX7R9BB104 100nF/50V Yageo | SM0402C | C81 |
| 2 | CC0402JRNPO9BN270 27pF/50V Yageo | SM0402C | C84, C85 |
| 1 | RC0402FR-0720KL 20k Yageo | SM0402 | R1 |
| 1 | RC0402FR-07499RL 499R Yageo | SM0402 | R2 |
| 2 | RC0402FR-07100RL 100R Yageo | SM0402 | R3, R32 |
| 1 | RC0402JR-070RL 0R Yageo | SM0402 | R4 |
| 1 | RC0402FR-0710ML 10Meg Yageo | SM0402 | R5 |
| 5 | RC0402FR-071KL 1k Yageo | SM0402 | R6, R62, R63, R83, R84 |
| 5 | RC0402FR-0722RL 22R Yageo | SM0402 | R7, R8, R68, R69, R70 |
| 1 | RC0402FR-07100KL 100k Yageo | SM0402 | R31 |
| 1 | RC0402FR-072K7L 2k7 Yageo | SM0402 | R41 |
| 6 | RC0402FR-07470KL 470k Yageo | SM0402 | R51, R52, R53, R54, R55, R56 |
| 1 | RC0402FR-072K49L 2k49 Yageo | SM0402 | R64 |
| 2 | RC0402FR-0747KL 47k Yageo | SM0402 | R65, R85 |
| 4 | RC0402FR-0710KL 10k Yageo | SM0402 | R66, R67, R81, R82 |
| 3 | RC0402FR-074K7L 4k7 Yageo | SM0402 | R71, R72, R73 |
Iot esp eth ind design files
The KiCad project lives in the uysan/iot-esp-eth repository on GitHub; these links point at the commit this page was built from.
Iot esp eth ind: common questions
What microcontroller does the Iot esp eth ind use?
The Iot esp eth ind is built around the ESP32-D0WD-V3, from the ESP32 family.
How big is the Iot esp eth ind PCB?
The Iot esp eth ind measures 29.5 × 64.5 mm, has 4 copper layers and is 1.6062 mm thick.
How many components are on the Iot esp eth ind?
146 components, from 57 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 Iot esp eth ind design files?
From the uysan/iot-esp-eth 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 Iot esp eth ind design in my own project?
Yes, under the terms of its CERN-OHL-P-2.0 license, which uysan chose for the repository.
Can I test firmware for the Iot esp eth ind 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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