HardLabs

ESP32-S2-DevKit-LiPo

OLIMEX·ESP32-S2-DevKit-LiPo·HARDWARE/ESP32-S2-DevKit-Lipo-Rev.B1/ESP32-S2-DevKit-Lipo_Rev_B1.kicad_pcb

ESP32-S2-DevKit-LiPo PCB layout, top view — open source ESP32 board by OLIMEX

About the ESP32-S2-DevKit-LiPo PCB

ESP32-S2-DevKit-LiPo is an open source ESP32 PCB design by OLIMEX, published on GitHub under the AGPL-3.0 license. It is a 2-layer board measuring 27.9 × 53.3 mm, with 76 components from 41 distinct parts.

Its main chip is the ESP32-S2-WROVER_MODULE, from the ESP32 family. Other key parts include the BL4054B-42TPRN(SOT23-5), CH340T(SSOP20W) and NA(SY6280AAC(SOT23-5)). By type, the board carries 25 resistors, 23 capacitors, 6 diodes, 4 ICs, 4 transistors and 1 LED.

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

From the project

ESP32-S2 IoT developement board with WiFi, USB programmer, RGB LED, LiPo charger, GPIOs

Product page: https://www.olimex.com/Products/IoT/ESP32/ESP32-DevKit-LiPo/open-source-hardware

Main components on the ESP32-S2-DevKit-LiPo

BL4054B-42TPRN(SOT23-5)CH340T(SSOP20W)NA(SY6280AAC(SOT23-5))

ESP32-S2-DevKit-LiPo bill of materials (BOM)

76 components, 41 distinct parts.

QtyPartRefs
1
BL4054B-42TPRN(SOT23-5)
U1
1
CH340T(SSOP20W)
U2
1
NA(SY6280AAC(SOT23-5))
U3
1
ESP32-S2-WROVER_and_WROOM(PCB,-I(IPEX))-Universal
U4
1
Q12MHz/20pF/10ppm/4P/3.2x2.5mm
Q1
2
BC817-40(SOT23)
Q2, Q3
1
NA(Q32.768kHz/12.5pF/2P/SMD1206)
Q4
1
DW02S
BAT1
2
Opened
BAT_SENS_E1, PWR_SENS_E1
2
IT-1185AU2-160G-G-TR
BUT1, RST1
2
HN1x21
EXT1, EXT2
1
WPM2015-3/TR
FET1
1
Soldered
LED_ENABLE1
1
WS2812S(5X5MM)
RGB-LED1
1
MISB-SWMM-5B-LF(USB_MICRO)
USB1
1
MCP1700T-3302E/MB(SOT89-3)
VR1
1
LED/YELLOW/0603
CHARG1
5
1N5819S4/SOD123
D1, D2, D3, D4, D6
1
1N4148W/SOD123
D5
1
NA(FB0805/600R/2A)
L1
Show 21 more
QtyPartRefs
2
10uF/6.3V/20%/X5R/C0603
C1, C5
3
NA(100nF/10V/10%/X7R/C0402)
C2, C17, C23
2
27pF/50V/5%/C0G/C0402
C3, C4
4
100nF/10V/10%/X7R/C0402
C6, C12, C18, C20
3
NA(47uF/6.3V/20%/X5R/C0805)
C7, C8, C11
1
NA(C0402)
C9
3
22uF/6.3V/20%/X5R/C0603
C10, C15, C16
4
NA(22pF/50V/5%/COG/C0402)
C13, C14, C21, C22
1
1uF/10V/10%/X5R/C0603
C19
5
10k/R0402
R1, R9, R10, R17, R22
2
NA(10k/R0402)
R2, R16
3
22R/R0402
R3, R4, R24
4
2.2k/R0402
R5, R6, R14, R15
1
NA(1.1k/R0402)
R7
1
NA(2.2k/R0402)
R8
1
NA(13k/1%/R0402)
R11
1
4.7M/R0402
R12
2
470k/R0402
R13, R25
1
1k/R0402
R18
3
NA(22R/R0402)
R19, R20, R21
1
NA(10M/R0402)
R23

ESP32-S2-DevKit-LiPo design files

The KiCad project lives in the OLIMEX/ESP32-S2-DevKit-LiPo repository on GitHub; these links point at the commit this page was built from.

ESP32-S2-DevKit-LiPo: common questions

What microcontroller does the ESP32-S2-DevKit-LiPo use?

The ESP32-S2-DevKit-LiPo is built around the ESP32-S2-WROVER_MODULE, from the ESP32 family.

How big is the ESP32-S2-DevKit-LiPo PCB?

The ESP32-S2-DevKit-LiPo measures 27.9 × 53.3 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the ESP32-S2-DevKit-LiPo?

76 components, from 41 distinct parts. The full bill of materials is listed on this page.

Where can I download the ESP32-S2-DevKit-LiPo design files?

From the OLIMEX/ESP32-S2-DevKit-LiPo repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the ESP32-S2-DevKit-LiPo design in my own project?

Yes, under the terms of its AGPL-3.0 license, which OLIMEX chose for the repository.

Can I test firmware for the ESP32-S2-DevKit-LiPo 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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