HardLabs

ESP32-DevKit-Lipo Rev C

OLIMEX·ESP32-DevKit-LiPo·HARDWARE/ESP32-DevKit-LiPo-Rev.C/ESP32-DevKit-Lipo_Rev_C.kicad_pcb

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

About the ESP32-DevKit-Lipo Rev C PCB

ESP32-DevKit-Lipo Rev C 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 48 components from 27 distinct parts.

Its main chip is the ESP32-WROOM-32D-4MB, from the ESP32 family. Other key parts include the BL4054B-42TPRN(SOT23-5), CH340T(SSOP20W) and SY8089AAAC(SOT23-5). By type, the board carries 16 resistors, 9 capacitors, 5 diodes, 4 ICs, 3 transistors and 1 LED.

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 C

BL4054B-42TPRN(SOT23-5)CH340T(SSOP20W)SY8089AAAC(SOT23-5)ESP32-WROOM-32D-4MB

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

48 components, 27 distinct parts.

QtyPartRefs
1
BL4054B-42TPRN(SOT23-5)
U1
1
CH340T(SSOP20W)
U2
1
SY8089AAAC(SOT23-5)
U3
1
ESP32-WROOM-32D-4MB
U5
1
Q12MHz/20pF/10ppm/4P/3.2x2.5mm
Q1
2
BC817-40(SOT23)
Q2, Q3
1
DW02S
BAT1
3
Opened
BAT_PWR_E1, BAT_SENS_E1, PWR_SENS_E1
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
4
1N5819S4/SOD123
D1, D2, D4, D5
1
BAT54C(SOT23-3)
D3
1
2.2uH/1.5A/DCR=72mR/20%/3.00x3.00x1.50mm/CD32(NR3015T2R2M)
L1
4
22uF/6.3V/20%/X5R/C0603
C1, C4, C6, C7
2
27pF/50V/5%/C0G/C0402
C2, C3
2
100nF/10V/10%/X7R/C0402
C5, C9
1
1uF/10V/10%/X5R/C0603
C8
Show 7 more
QtyPartRefs
4
10k/R0402
R1, R6, R13, R17
3
470k/R0402
R2, R5, R16
4
2.2k/R0402
R3, R4, R8, R9
1
NA/R0402
R7
1
220R/R0402
R10
2
220k/R0402
R11, R15
1
49.9k/1%/R0402
R12

ESP32-DevKit-Lipo Rev C 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 C: common questions

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

The ESP32-DevKit-Lipo Rev C is built around the ESP32-WROOM-32D-4MB, from the ESP32 family.

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

The ESP32-DevKit-Lipo Rev C 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 C?

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

Where can I download the ESP32-DevKit-Lipo Rev C 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 C 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 C 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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