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Update time: 2021-02-22 23:50:08
Creation time: 2019-05-31 02:20:43
Description
Circuit and schematicS of 8 opto-coupled digital outputs from 5VDC to 24 VDC with relays.
Design Drawing
schematic diagram
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PCB
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ID Name Designator Footprint Quantity
1 MMBT5551 Q1,Q2,Q3,Q4,Q5,Q6,Q7,Q8 SOT-23(SOT-23-3) 8
2 G5LE-14 DC24 K1,K2,K3,K4,K5,K6,K7,K8 RELAY-G5LE-14 8
3 OSTTC032162 CN1,CN2,CN3,CN4,CN5,CN6,CN7,CN8 OSTTC032162 TERMINAL BLOCK 3POS (TH) 8
4 OSTTC020162 CN11-24VDC OSTTC020162 TERMINAL BLOCK 2POS (TH) 1
5 1N4007 D1,D2,D3,D4,D5,D6,D7,D8 DIODE_SOD-123FL 8
6 550 R2,R4,R6,R8,R10,R12,R14,R16 0805 8
7 74HC595D U1 SOP-16_150MIL 1
8 1uF C2,C3,C4 CAP-CASE-A_3216 3
9 GREEN(0603) LED9,LED10 LED-0603 2
10 Header-Male-2.54_2x5 P2,P3,P4 HDR-5X2/2.54 3
11 PC817X2NSZW U2,U3,U4,U5,U6,U7,U8,U9 DIP-4 8
12 MCP1703T-3302E/EB U10 SOT-23(SOT-23-3) 1
13 OSTTC082162 CN12 8 WAY TERMINAL BLOCK 1
14 RED(0805) LED1,LED2,LED3,LED5,LED7,LED4,LED6,LED8 LED-0805 8
15 LTST-C191KGKT LED11 LED-0603 1
16 100nF C5 CAP-CASE-A_3216 1
17 DIPSWITCH_10P_SMD_GDH10STR04 SW1 DIPSWITCH_10P_SMD_GULLWING_1.27 1
18 10k R18,R19,R20 0805 3
19 3K R21 0805 1
20 2.7K R22 0805 1
21 100K R17 0805 1
22 330 R1,R3,R5,R9,R13,R7,R11,R15 0805 8

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