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Audio board for ESP32 module

KomplexKapharnaum·KXKM_ESP32_Audio_Battery_hardware·Audio_board/PANEL/KXKM_audio_board_for_ESP32_PANEL.kicad_pcb

Audio board for ESP32 module layout, top view — open source ESP32 board by KomplexKapharnaum
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About the Audio board for ESP32 module

Audio board for ESP32 module is an open source ESP32 PCB design by KomplexKapharnaum, published on GitHub under the MIT license. It is a 2-layer board measuring 99 × 109 mm, with 26 components from 22 distinct parts.

Its main chip is the ESP32-WROOM, from the ESP32 family. Other key parts include the SP3485CN, MCP16331T-E/CH and BTS50080-1TEA. By type, the board carries 14 capacitors, 4 ICs, 4 resistors, 3 connectors and 1 inductor.

It belongs with the audio and power & battery designs in this gallery.

From the project

KiCad EDA files for KXKM ESP32 Audio & battery project

Main components on the Audio board for ESP32 module

ESP32-WROOMSP3485CNMCP16331T-E/CHBTS50080-1TEA

Audio board for ESP32 module bill of materials (BOM)

26 components, 22 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
ESP32-WROOM
DNP/TPS79133DBVR
U1
1
SP3485CN
PCM5121
U2
1
MCP16331T-E/CH
Audio_amp_OEP30W
U3
1
BTS50080-1TEA
Audio_amp_OEP30Wx2
U4
1
CONN_01X06
Conn_02x10_Odd_Even
J1
1
AudioJack2_Ground
J2
1
Conn_02x10_Odd_Even
J3
1
60R@100M
FB1
1
1UF
DNP/0.1uF
C1
1
0.1UF
DNP/10nF
C2
1
0.1UF
10uF,10V
C3
1
10UF/50V
1uF
C4
1
10UF/50V
10uF,10V
C5
1
0.1uF
C6
1
0.1UF
0.1uF
C7
1
20PF
0.1uF
C8
2
10UF
2.2uF,25V
C9, C10
1
1UF
0.1uF
C11
2
2.2nF/C0G
C12, C13
1
10uF,50V
C14
Show 2 more
QtyPartRefs
2
470R,1%
R1, R2
2
10K
10k
R3, R4

Audio board for ESP32 module design files

The KiCad project lives in the KomplexKapharnaum/KXKM_ESP32_Audio_Battery_hardware repository on GitHub; these links point at the commit this page was built from.

Audio board for ESP32 module: common questions

What microcontroller does the Audio board for ESP32 module use?

The Audio board for ESP32 module is built around the ESP32-WROOM, from the ESP32 family.

How big is the Audio board for ESP32 module?

The Audio board for ESP32 module measures 99 × 109 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Audio board for ESP32 module?

26 components, from 22 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 Audio board for ESP32 module design files?

From the KomplexKapharnaum/KXKM_ESP32_Audio_Battery_hardware repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the Audio board for ESP32 module design in my own project?

Yes, under the terms of its MIT license, which KomplexKapharnaum chose for the repository.

Can I test firmware for the Audio board for ESP32 module 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.

More boards in KXKM_ESP32_Audio_Battery_hardware

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