co2mon.nz CO2 Monitor (early attempt)

Ongoing

STD co2mon.nz CO2 Monitor (early attempt)

License: GPL 3.0

Mode:

Editors' pick

Update time： 2023-06-26 22:34:21

Creation time： 2023-05-17 05:18:05

Description

First attempt at designing a CO2 monitor - I ended up abandoning this tool for KiCad instead, see https://github.com/co2monnz/co2monitor-pcb for the final design.

Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	22u	C1	C0805	1
2	1u	C2	C0603	1
3	100n	C3,C4	C0603	2
4	22p	C7,C8	C0603	2
5	10u	C9,C10	C0805	2
6	SS14L RFG	D1	SUB-SMA_L2.8-W1.8-LS3.6-RD	1
7	600Ω	L2	L1206	1
8	AO3401A	Q2	SOT-23_L2.9-W1.3-P0.95-LS2.4-BR	1
9	10k	R1	R0603	1
10	1M	R2	R0603	1
11	5.11k	R3,R4	R0603	2
12	1k	R5	R0603	1
13	3x6x2.5mm	RESET	KEY-3.0*6.0	1
14	ESP32-S3-WROOM-1	U1	ESP32-S3-WROOM-1	1
15	XC6220B331PR-G-HANDSOLDER	U3	XC6220B331PR-G-HANDSOLDER	1
16	LED-0805_B	USB1	LED0805_BLUE	1
17	TYPE-C-31-M-12	USBC2	USB-C_SMD-TYPE-C-31-M-12	1