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Description
IO coupler to connect a Raspberry Pi GPIO to 24V devices
Design Drawing
schematic diagram
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PCB
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old_PCB_RPi8IO24V
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PCB_RPi8IO24V_rev1
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PCB_2020-07-15_17-09-56
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 4.7K | R17,R18,R19,R20,R21,R22,R23,R24 | R0603 | 8 |
| 2 | 4.7K | R32,R31,R30,R29,R28,R27,R26,R25 | R0805 | 8 |
| 3 | Header | CN4 | HDR-TH_05P-P2.54-V | 1 |
| 4 | 120 | R1,R2,R3,R4,R5,R6,R7,R8 | R0402 | 8 |
| 5 | Header | CN1 | HDR-TH_40P-P2.54-V-M-R2-C20-S2.54 | 1 |
| 6 | ECH350V_9P | CN2,CN3 | ECH350V_9P | 2 |
| 7 | 680 | R16,R15,R14,R13,R12,R11,R10,R9 | R0402 | 8 |
| 8 | PC817X(C ) | U1,U2,U3,U4,U5,U6,U7,U8,U9,U10,U11,U12,U13,U14,U15,U16 | DIP-4 | 16 |
| 9 | S9015 | Q1,Q2,Q3,Q4,Q5,Q6,Q7,Q8 | TO-92-3_L4.9-W3.7-P1.27-L | 8 |
| 10 | D-G080508G1 | LED1,LED2,LED3,LED4,LED5,LED6,LED7,LED8,LED9,LED10,LED11,LED12,LED13,LED14,LED15,LED16 | LED0805-RD | 16 |
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