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Pcb openair max main

Open-Air-Foundation·pcb-openair-max-main·PCB/openair-max/One-Air-Max.kicad_pcb

Pcb openair max main layout, top view — open source ESP32 board by Open-Air-Foundation

About the Pcb openair max main

Pcb openair max main is an open source ESP32 PCB design by Open-Air-Foundation, published on GitHub under the CC-BY-SA-4.0 license. It is a 4-layer board measuring 99.5 × 72 mm, with 235 components from 96 distinct parts.

Its main chip is the ESP32-C6-WROOM-1-N8, from the ESP32 family. Other key parts include the TPS62902RPJR, TPL5010DDCR, BQ7790512PWR, BQ25798RQMR and TPS62903QRYTRQ1_C20345985. By type, the board carries 92 capacitors, 86 resistors, 16 ICs, 9 diodes, 6 transistors and 4 inductors.

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

From the project

Open Air Max is AirGradient's professional outdoor air quality monitor, designed for autonomous, off-grid operation. It measures PM2.5 (2× Plantower PMS5003), CO₂ (SenseAir Sunlight NDIR, 0–5,000 ppm), TVOCs/NOₓ (Sensirion SGP41), NO₂ (AlphaSense A43F) and O₃ (AlphaSense A431), p

Open Air Max is AirGradient's professional outdoor air quality monitor, designed for autonomous, off-grid operation. It measures PM2.5 (2× Plantower PMS5003), CO₂ (SenseAir Sunlight NDIR, 0–5,000 ppm), TVOCs/NOₓ (Sensirion SGP41), NO₂ (AlphaSense A43F) and O₃ (AlphaSense A431), plus temperature and humidity (Sensirion SHT40), in a UV-resistant, weatherproof ASA enclosure with wall or pole mounting (model O-M-1PPSTON-CE; CE, RoHS, REACH, and FCC certified).

Main components on the Pcb openair max main

ESP32-C6-WROOM-1-N8TPS62902RPJRTPL5010DDCRBQ7790512PWRBQ25798RQMRTPS62903QRYTRQ1_C20345985TPS2117DRLR_C22399676WK2132-ISSGAT24CM02-SSHD-BTPS27081ADDCR

Pcb openair max main bill of materials (BOM)

235 components, 96 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
ESP32-C6-WROOM-1-N8
U1
1
TPS62902RPJR
U2
1
TPL5010DDCR
U3
1
BQ7790512PWR
U4
1
BQ25798RQMR
U5
1
TPS62903QRYTRQ1_C20345985
U6
1
TPS2117DRLR_C22399676
U7
1
WK2132-ISSG
U8
1
AT24CM02-SSHD-B
U12
7
TPS27081ADDCR
U13, U14, U15, U16, U17, U18, U19
2
CSD18534Q5A
Q1, Q2
4
CSD17577Q3A
Q3, Q4, Q5, Q6
1
C362355
SMD-5032_2P 14.7456MHZ 20PF 20PPM
X1
1
BH-18650-B5BA016
BAT1
2
ZX-PM2.54-1-2PY
Battery1, Solarpower1
1
HC-1.25-8PWT
CE1
5
HC-1.25-8PLT
CO2, IO1, NO2, PM1, PM2
1
DC-045A-13A
DC1
1
2A-16V
F1
1
Fuse 5A
F2
Show 76 more
QtyPartRefs
2
Conn_01x04
I2C1, I2C2
1
1.25-4PWB
I2C3
1
KNTC0805/10KF3950
NTC1
1
TK-6580A8-1
PWR_SW1
1
TS-1096-A1B2-D2
SW1
1
GT-USB-7010ASV
USB1
1
XL-304UBC
LED2
1
FC-DA1608HRK-620D
LED3
1
BAS16J,135
BAS16J_135
D1
1
MMSZ5246BS-7-F
D2
1
SMBJ24A_C908801
D3
4
B5817W_C7420328
D4, D5, D6, D7
2
BZT52C12T-7
D8, D9
1
PBY201209T-601Y-N
FB1
1
SPM6530T-1R0M120
L1
1
XGL4020-102MEC
L2
1
YSMC0420V-1R0M
L3
14
0.1UF
0.1uF/10V
C1, C7, C9, C10, C11, C12, C13, C50 +6
1
10UF/25V
10uF/25V
C2
1
22UF/16V
22uF/16V
C3
2
3.3NF
3.3nF/16V
C4, C49
4
0.1UF
0.1uF/16V
C5, C42, C44, C63
1
22UF
22uF/10V
C6
1
10NF
10nF/10V
C8
7
22UF
22uF/10V
C14, C57, C58, C68, C74, C82, C86
8
0.1UF/50V
0.1uF/50V
C15, C16, C17, C18, C19, C21, C24, C25
2
1UF/50V
1uF/50V
C20, C22
3
10UF/25V
10uF/25V
C23, C27, C30
2
0.1UF/25V
0.1uF/25V
C26, C47
2
47NF/50V
47nF/50V
C28, C29
6
0.1UF/50V
0.1uF/50V
C31, C34, C37, C39, C89, C90
7
2.2UF
2.2uF/25V
C32, C59, C60, C61, C62, C64, C84
4
10UF/50V
10uF/50V
C33, C35, C38, C40
1
4.7UF/16V
4.7uF/16V
C36
3
1NF/50V
1nF/50V
C41, C87, C88
2
10UF
10uF/16V
C43, C45
2
22UF/25V
22uF/25V
C46, C48
2
22PF_NM
22pF_NM
C54, C55
1
0.1NF
0.1nF/50V
C56
9
1UF
1uF/10V
C66, C73, C76, C77, C78, C79, C80, C81 +1
1
500PF
500pF/50V
C67
1
6TPE470MAZU
C69
2
1nF
C71, C72
1
6TCE470MI
Panasonic
C75
2
2.2UF/35V
2.2uF/35V
C91, C94
3
5.1K
R1, R2, R48
4
100K
R3, R6, R31, R37
22
10K
R4, R5, R28, R29, R30, R32, R45, R47 +14
1
51K
R7
5
10K
R8, R75, R76, R77, R78
11
1K
R9, R12, R14, R15, R53, R54, R55, R68 +3
3
100
R10, R13, R36
1
C705061
10m / 1W
R11
1
10.5K
R16
2
5.1K
R17, R19
1
10M
R18
1
1M
R20
1
3M
R21
1
10K
R22
9
0
R23, R25, R26, R27, R33, R41, R51, R72 +1
1
470K
R24
1
5.23K
R34
1
255K
R35
1
30.1K
R38
1
200K
R39
1
27K
R40
2
7.15K
R42, R57
1
16.9K
R43
1
5K
R44
1
1M
R46
1
113K
113k
R52
1
24.9K
24.9k
R56
2
22
R62, R63
1
210
R71
2
2
R83, R86
2
294
R84, R85

Pcb openair max main design files

The KiCad project lives in the Open-Air-Foundation/pcb-openair-max-main repository on GitHub; these links point at the commit this page was built from.

Pcb openair max main: common questions

What microcontroller does the Pcb openair max main use?

The Pcb openair max main is built around the ESP32-C6-WROOM-1-N8, from the ESP32 family.

How big is the Pcb openair max main?

The Pcb openair max main measures 99.5 × 72 mm, has 4 copper layers and is 1.2 mm thick.

How many components are on the Pcb openair max main?

235 components, from 96 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 Pcb openair max main design files?

From the Open-Air-Foundation/pcb-openair-max-main repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Pcb openair max main design in my own project?

Yes, under the terms of its CC-BY-SA-4.0 license, which Open-Air-Foundation chose for the repository.

Can I test firmware for the Pcb openair max main 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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