2x 10 Channel analog switch

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STD 2x 10 Channel analog switch

License: Public Domain

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Update time： 2023-07-31 13:01:12

Creation time： 2019-12-29 13:32:35

Description

using relays, for like audio input selector also using leds to indicate current channel based on MCP23S17 port expander switching input jacks via relays into a common Right/Left signal bus. with a header for rotary encoder and header for on/off switch video: https://www.youtube.com/watch?v=jFyFeUJ1IsU

Design Drawing

schematic diagram

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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity
1	210S-1*10P L=11.6MMGold-plated black	H2	210S-1X10P	1
2	ARDUINO NANO V3 MISO MOSI	U2	ARDUINO NANO 3.0 NEW	1
3	Header-Male-2.54_1x5	H1	DIP-1X5P-2.54MM-M	1
4	MCP23S17-E/SS	U1	SSOP-28_28PIN-L10.5-W8.2-PITCH0.65-BL	1
5	47uF	C4	CAP-TH_BD4.0-P1.50-D0.8-FD	1
6	1N4448	D1,D2,D3,D4,D5,D6,D7,D8,D9,D10,D11	DO-35	11
7	10K	R1,R2,R3,R4,R5,R6,R7,R8,R9,R10	RES-TH_BD2.2-L6.5-P10.50-D0.6	10
8	NCE0106Z	Q1,Q2,Q3,Q4,Q5,Q6,Q7,Q8,Q9,Q10	TO-92-3_L4.9-W3.7-P1.27-L	10
9	TJ-L3FYTGHTFCSFLC2R-A5	LED1,LED10,LED9,LED8,LED7,LED6,LED5,LED4,LED3,LED2,LED11	LED-TH_BD3.8-P2.54-FD	11
10	WJ2EDGVC-5.08-2P	P1,P2,P3,P4,P5,P6,P7,P8,P9,P10,P11	WJ2EDGVC-5.08-2P	11
11	1K	R11,R12,R13,R14,R15,R16,R17,R18,R19,R20	RES-TH_BD2.2-L6.5-P10.50-D0.6	10
12	HFD27/012-S	RELAY1,RELAY2,RELAY3,RELAY4,RELAY5,RELAY6,RELAY7,RELAY8,RELAY9,RELAY10	RELAY-TH_HFD27/012-S	10
13	SPST	SWITCH	HDR-1X2/2.54	1
14	330	R21	RES-TH_BD2.2-L6.5-P10.50-D0.6	1
15	7805	U3	TO-220-3_L10.0-W4.5-P2.54-L	1
16	2200uF	C1	CAP-TH_BD13.0-P5.00-D1.2-FD	1
17	1000uF	C2	CAP-TH_BD10.0-P5.00-D1.0-FD	1
18	DC-005 5.5-2.0MM	DC1	DC-IN-TH_DC-5520	1
19	1uF	C3	CAP-TH_L7.5-W6.0-P5.00-D0.5	1