I2C-23017

MCP23017 IO Expander with 4x IOB daughterboard connections

Download LEDS.brd - Eagle PCB file

I2C-23017 Version 1.0

First built: 2020-04

Not tested or validated

Bot Silk

Board

Top Silk

Download I2C-23017.gerbers.zip - Gerber Fabrication files
Download I2C-23017.parts - Parts List (spreadsheet data)

Parts	Value	Package	Quantity	Library	Type/Feeder
C1, C3	0.1uF	0805-CAP	2x	SPCoast	NONE
R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17, R21, R22	2K0	0805-RES	16x	SPCoast	42
R18	2K2	0603-RES	1x	SPCoast	42
R19, R20	4k7	0603-RES	2x	SPCoast	NONE
POWER	9-12Vdc	PWR_LABEL	1x	SPCoast	PTH
R1, R2, R3	10K	0603-RES	3x	SPCoast	46
C2	10uF	0805-CAP	1x	SPCoast	22
C4	220uF	0810-CAP	1x	SPCoast	NONE
VIN		DCJ0202	1x	SPCoast	PTH
SW1		EDG-04	1x	SPCoast	PTH
CON1, CON2		I2C-L	2x	SPCoast	PTH
BOARD1	BOARD80X100-IOB	BOARD-DINRAIL-3.17IN-IOB	1x	SPCoast	PTH
VR1	CJ7805	TO-252	1x	SPCoast	NONE
U$1, U$2, U$3, U$4	CONNECTOR-IO4-IOBBARE	IO4-IOB	4x	SPCoast	PTH
VIN2	CONNECTOR-POWER-L	POWER-R2	1x	SPCoast	PTH
VIN1	CONNECTOR-POWER-R	POWER-R	1x	SPCoast	PTH
OSHW1	DOC-OSHW-LOGO-M	OSHW-LOGO-M	1x	SPCoast	PTH
FID1, FID2	FIDUCIAL	FIDUCIAL_1MM	2x	SPCoast	NONE
LED18	GREEN	0603-LED	1x	SPCoast	3
IC1	MCP23017SO	SO28W	1x	microchip	NONE
Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, Q10, Q11, Q12, Q13, Q14, Q15	P-FET	SOT23	16x	SPCoast	9
SCL	SCL	1X02_LOCK	1x	SPCoast	PTH
SDA	SDA	1X02_LOCK	1x	SPCoast	PTH
LED1, LED2, LED3, LED4, LED5, LED6, LED7, LED8, LED9, LED10, LED11, LED12, LED13, LED14, LED15, LED16	Y	0603-LED	16x	SPCoast	2

Inspired by MRCS’ IOX series of expander cards

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