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ESP32-DevKit-Lipo Rev A1

OLIMEX·ESP32-DevKit-LiPo·HARDWARE/ESP32-DevKit-LiPo-Rev.A1/ESP32-DevKit-Lipo_Rev_A1.kicad_pcb

ESP32-DevKit-Lipo Rev A1 PCB layout, top view — open source ESP32 board by OLIMEX

About the ESP32-DevKit-Lipo Rev A1 PCB

ESP32-DevKit-Lipo Rev A1 is an open source ESP32 PCB design by OLIMEX, published on GitHub under the Apache-2.0 license. It is a 2-layer board measuring 27.9 × 48.3 mm, with 40 components from 27 distinct parts.

Its main chip is the ESP-WROOM-32, from the ESP32 family. Other key parts include the BL4054B-42TPRN(SOT23-5), CH340T(SSOP20W), SY8089AAAC(SOT23-5) and BAT54C(SOT23-3). By type, the board carries 14 resistors, 7 capacitors, 5 ICs, 3 transistors, 2 LEDs and 2 diodes.

It belongs with the power & battery and dev boards & breakouts designs in this gallery.

From the project

Open Source Hardware OSHW ESP32 development board designed with KiCAD to be pin to pin compatible with Espressif ESP32-DevKitC, but with additional LiPo charger and battery

Main components on the ESP32-DevKit-Lipo Rev A1

BL4054B-42TPRN(SOT23-5)CH340T(SSOP20W)SY8089AAAC(SOT23-5)BAT54C(SOT23-3)ESP-WROOM-32

ESP32-DevKit-Lipo Rev A1 bill of materials (BOM)

40 components, 27 distinct parts.

QtyPartRefs
1
BL4054B-42TPRN(SOT23-5)
U1
1
CH340T(SSOP20W)
U2
1
SY8089AAAC(SOT23-5)
U3
1
BAT54C(SOT23-3)
U4
1
ESP-WROOM-32
U5
1
Q12MHz/20pF/10ppm/4P/3.2x2.5mm
Q1
2
BC817-40(SOT23)
Q2, Q3
1
DW02S
BAT1
2
HN1x19
EXT1, EXT2
1
WPM2015-3/TR
FET1
1
IT-1185AU2-160G-G-TR
RST1
1
MISB-SWMM-5B-LF(USB_MICRO)
USB-UART1
1
LED/YELLOW/0603
CHARGING1
1
LED/RED/0603
PWRLED1
2
1N5822/SS34/SMA
D1, D2
1
2.2uH/1.5A/DCR<0.1R/CD32
L1
3
47uF/6.3V/20%/X5R/C0805
C1, C6, C7
2
27pF/50V/5%/C0G/C0603
C2, C3
1
22uF/6.3V/20%/X5R/C0603
C4
1
100nF/50V/20%/Y5V/C0603
C5
Show 7 more
QtyPartRefs
1
10k/R0603
R1
3
2.2k/R0603
R2, R3, R4
2
NA/R0603
R5, R14
3
220R/R0603
R6, R7, R10
3
1k/R0603
R8, R9, R13
1
4.99k/1%/R0603
R11
1
1.1k/1%/R0603
R12

ESP32-DevKit-Lipo Rev A1 design files

The KiCad project lives in the OLIMEX/ESP32-DevKit-LiPo repository on GitHub; these links point at the commit this page was built from.

ESP32-DevKit-Lipo Rev A1: common questions

What microcontroller does the ESP32-DevKit-Lipo Rev A1 use?

The ESP32-DevKit-Lipo Rev A1 is built around the ESP-WROOM-32, from the ESP32 family.

How big is the ESP32-DevKit-Lipo Rev A1 PCB?

The ESP32-DevKit-Lipo Rev A1 measures 27.9 × 48.3 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the ESP32-DevKit-Lipo Rev A1?

40 components, from 27 distinct parts. The full bill of materials is listed on this page.

Where can I download the ESP32-DevKit-Lipo Rev A1 design files?

From the OLIMEX/ESP32-DevKit-LiPo repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the ESP32-DevKit-Lipo Rev A1 design in my own project?

Yes, under the terms of its Apache-2.0 license, which OLIMEX chose for the repository.

Can I test firmware for the ESP32-DevKit-Lipo Rev A1 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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