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Kicad osm env01

devtank-ltd·kicad_osm_env01·kicad_osm_env01/OSM_env01.kicad_pcb

Kicad osm env01 PCB layout, top view — open source ESP32 board by devtank-ltd

About the Kicad osm env01 PCB

Kicad osm env01 is an open source ESP32 PCB design by devtank-ltd, published on GitHub under the CERN-OHL-W-2.0 license. It is a 4-layer board measuring 160 × 100 mm, with 182 components from 79 distinct parts.

Its main chip is the ESP-WROOM-32, from the ESP32 family. Other key parts include the MCP73833(MSOP10), NCP1117-3.3_SOT223, ISL83485, HDC2080 and ERIC-LORA. By type, the board carries 92 resistors, 42 capacitors, 12 ICs, 10 diodes, 7 transistors and 5 LEDs.

From the project

This documentation describes Open Hardware and is Licensed under CERN-OHL-W v2.

This documentation describes Open Hardware and is Licensed under CERN-OHL-W v2.

You may redistribute and modify this documentation under the terms of the CERN-OHL-W v2 (https://cern.ch/cern-ohl). This documentation is distributed WITHOUT ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE. Please see the CERN-OHL-W v2 for applicable conditions

Main components on the Kicad osm env01

MCP73833(MSOP10)NCP1117-3.3_SOT223ESP-WROOM-32ISL83485HDC2080ERIC-LORATSL2561M74VHC1GT14DFT2GMIC2288YD5-TRNL3S22S_DPDT_anlogue_switchLMV324CP2102N-A01-GQFN24

Kicad osm env01 bill of materials (BOM)

182 components, 79 distinct parts.

QtyPartRefs
1
MCP73833(MSOP10)
U1
1
NCP1117-3.3_SOT223
U2
1
ESP-WROOM-32
U3
1
ISL83485
U4
1
HDC2080
U5
1
ERIC-LORA
U6
1
TSL2561
U7
1
M74VHC1GT14DFT2G
U8
1
MIC2288YD5-TR
U9
1
NL3S22S_DPDT_anlogue_switch
U10
1
LMV324
U11
1
CP2102N-A01-GQFN24
U13
1
SI2301BDS-T1-E3
Q1
2
S8050
Q2, Q3
1
IRF7319TRPBF
Q4
1
2N7000
Q5
1
FK3503010L
Q6
1
SSM3J328R
Q7
1
USB_B_Micro
J1
1
Conn_01x08
J2
Show 59 more
QtyPartRefs
1
Conn_01x08
J3
1
Closed
400MA_E1
1
18650
BAT1
1
Jumper_NC_Small
JP1
1
Jumper_NC_Dual
JP2
1
DNF
Mic1
2
SW_SPST
SW1, SW2
1
SW_Push
SW3
1
DNF
TH1
1
10K
TH2
1
YLW
CHARGING1
1
GRN
COMPLETE1
1
LED
ESP_STATUS1
2
RED
PWRLED1, PWR_GOOD1
1
SP0503BAHT
D1
1
SMBJ6.0A
D2
1
SS34
D3
2
RB751
D4, D5
1
LED
D6
2
SK24A
D7, D8
2
BAV99
D14, D16
1
10uH
L2
4
47uF
C1, C2, C4, C5
3
1nF
C3, C27, C30
1
DNF
C6
2
10uF
C7, C11
8
100nF
C8, C9, C10, C14, C17, C28, C32, C42
2
DNF
C12, C13
3
100nF
C15, C40, C41
1
4.7uF
C16
4
100pF
C18, C19, C20, C21
3
1uF
C22, C29, C33
1
0.1uF
C23
4
10uF
C24, C31, C34, C36
1
2.2uF
C25
1
10uF
C26
2
1.0uF
C35, C37
1
10uF
C38
1
DNF
C39
4
2.2K
R1, R9, R30, R47
3
330R
R2, R4, R26
2
4.99K
R3, R5
3
12K
R6, R21, R29
14
10K
R7, R13, R14, R22, R25, R32, R33, R37 +6
26
0R
R8, R11, R12, R23, R24, R50, R51, R55 +18
6
DNF
R10, R34, R72, R77, R79, R80
3
4.7K
R15, R19, R89
4
470R
R16, R18, R70, R71
1
120R
R17
2
47K
R20, R75
1
15K
R27
1
4.87K
R28
6
1K
R31, R41, R43, R52, R53, R88
8
100K
R35, R44, R46, R74, R84, R86, R91, R92
4
100R
R36, R39, R42, R54
1
22K
R38
1
3.3K
R45
1
24K
R49
1
300K
R85

Kicad osm env01 design files

The KiCad project lives in the devtank-ltd/kicad_osm_env01 repository on GitHub; these links point at the commit this page was built from.

Kicad osm env01: common questions

What microcontroller does the Kicad osm env01 use?

The Kicad osm env01 is built around the ESP-WROOM-32, from the ESP32 family.

How big is the Kicad osm env01 PCB?

The Kicad osm env01 measures 160 × 100 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the Kicad osm env01?

182 components, from 79 distinct parts. The full bill of materials is listed on this page.

Where can I download the Kicad osm env01 design files?

From the devtank-ltd/kicad_osm_env01 repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Kicad osm env01 design in my own project?

Yes, under the terms of its CERN-OHL-W-2.0 license, which devtank-ltd chose for the repository.

Can I test firmware for the Kicad osm env01 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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