pcb-relay-board-2

Printed Circuit Board for 5V Relays x8

Bill of Materials

• Compatible relays: 5V coil / 230V-10A
  • Songle SRD-5VDC-SL-C
  • Zetter AZ943-1CH-5DE
  • Hongfa HF3FA/005-ZT
  • Omron G5LE-1
  • Panasonic JS1-5V-F
• Transistors: BC337 or compatible (CBE layout)
• Diodes: 1N4148 or similar
• Resistors: 5K
• Capacitor: 100uF

J1 connector pinout

Function	Pin	Pin	Function
5V	1	2	Relay 0
Relay 1	3	4	Relay 2
Relay 3	5	6	Relay 7
Relay 4	7	8	Relay 5
Relay 5	9	10	GND

Errata

• On the silscreen, Normally on and Normally off indications (NONx and NOFFx respectively are reversed)