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ESP32 PCB LAYOUT AJEET

rompasaurus·dilder·hardware-design/examples/09-bitwiseajeet-tp4056/ESP32 PCB.kicad_pcb

ESP32 PCB LAYOUT AJEET layout, top view — open source ESP32 board by rompasaurus

About the ESP32 PCB LAYOUT AJEET

ESP32 PCB LAYOUT AJEET is an open source ESP32 PCB design by rompasaurus, published on GitHub. It is a 4-layer board measuring 98 × 55.5 mm, with 81 components from 53 distinct parts.

Its main chip is the ESP32-S3-WROOM-1, from the ESP32 family. Other key parts include the LTC3111EMSEPBF, CP2102N-A02-GQFN24, W25Q32JVSSIQ, ESP32-C3-WROOM-02-H4 and BME280. By type, the board carries 32 resistors, 22 capacitors, 7 ICs, 6 LEDs, 4 connectors and 3 transistors.

It belongs with the iot & wireless, power & battery and sensors designs in this gallery.

From the project

ESP32-C3 Based IoT PCB for Remote Sensing

ESP32-C3 Based IoT PCB for Remote Sensing

This repository contains the complete design and documentation for a custom-built IoT PCB developed using the ESP32-C3-02 SoC and TP4056 Li-ion charging IC. Designed for sensor-based remote monitoring applications, the board integrates power management, display, logging, and modular expandability.

- Microcontroller: ESP32-C3-02 (Wi-Fi + BLE support) - Power Management: TP4056-based Li-ion charging with USB-C input - Sensors: - BME280 (temperature, humidity, pressure) - Light sensor (TEMT6000) - Sound sensor (MAX4466) - Peripherals: - I2C OLED…

ESP32 PCB LAYOUT AJEET, from the project README
From the project README

Main components on the ESP32 PCB LAYOUT AJEET

LTC3111EMSEPBFCP2102N-A02-GQFN24ESP32-S3-WROOM-1W25Q32JVSSIQESP32-C3-WROOM-02-H4BME280MAX4466EXK

ESP32 PCB LAYOUT AJEET bill of materials (BOM)

81 components, 53 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
LTC3111EMSEPBF
MCP73871
U1
1
CP2102N-A02-GQFN24
USBLC6-2SC6
U2
1
ESP32-S3-WROOM-1
CP2102N-Axx-xQFN20
U3
1
W25Q32JVSSIQ
U4
1
ESP32-C3-WROOM-02-H4
U5
1
BME280
U6
1
MAX4466EXK
U7
1
SS8050-G
TEMT6000X01
Q1
1
SS8050-G
BC817
Q2
1
BC817
Q3
1
CONN_02X05_ODD_EVEN
SS-52400-002
J1
1
B2B-PH-SM4-TB
J3
1
Conn_01x04_Pin
J4
1
Conn_01x05_Pin
J5
1
0ZCH0110AF2E
F1
1
GSD090012SEU
Jx1
1
CMC-5042PF-AC
MK1
2
USLPT2819DT2TR
S1, S2
1
LM1117MPX-3.3
VR1
1
LTST-C170TBKT
LED1
Show 33 more
QtyPartRefs
2
LTST-C170GKT
LED2, LED6
3
LTST-C170KRKT
LED3, LED4, LED5
1
FBMJ2125HM330-T
FB1
11
0.1u
C1, C4, C5, C10, C14, C15, C16, C17 +3
2
10u
C2, C3
1
10u
C6
2
1u
C7, C21
2
4.7u
C8, C13
1
22P
0.1u
C9
1
1500P
0.1u
C11
1
47P
10u
C12
1
10n
C22
1
1K8
5k1
R1
3
50
R1X1, R17, R19
1
5k1
R2
6
470
R3, R4, R5, R6, R15, R16
3
10K
R7, R8, R18
1
2K
R9
1
20K
R10
1
0R1
22K1
R11
1
0R1
47K5
R12
1
0R1
1K
R13
1
5K1
50
R14
1
4K7
R20
1
49R9
4K7
R21
1
845K
2K
R22
1
270K
2K
R23
1
1K5
1M
R24
1
0R1
1M
R25
3
5K1
10k
R26, R27, R29
1
5K1
100K
R28
1
0R1
10k
R30
1
2K2
10k
R31

ESP32 PCB LAYOUT AJEET design files

The KiCad project lives in the rompasaurus/dilder repository on GitHub; these links point at the commit this page was built from.

ESP32 PCB LAYOUT AJEET: common questions

What microcontroller does the ESP32 PCB LAYOUT AJEET use?

The ESP32 PCB LAYOUT AJEET is built around the ESP32-S3-WROOM-1, from the ESP32 family.

How big is the ESP32 PCB LAYOUT AJEET?

The ESP32 PCB LAYOUT AJEET measures 98 × 55.5 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the ESP32 PCB LAYOUT AJEET?

81 components, from 53 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 ESP32 PCB LAYOUT AJEET design files?

From the rompasaurus/dilder 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 ESP32 PCB LAYOUT AJEET design in my own project?

The repository has no license, so all rights stay with rompasaurus. Use it as a reference, and ask the author before reusing the design.

Can I test firmware for the ESP32 PCB LAYOUT AJEET 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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