3V Relay

Specifications:

1. Optocouplers:
   • Type: PC817
   • Channels: 8
   • Isolation Voltage: 5000 Vrms
   • Input LED Forward Voltage: 1.2V (typical), 1.4V (max)
   • Input LED Forward Current: 20 mA (typical)
2. Input Specifications:
   • Input Voltage: 3.3V to 24V DC (varies based on design, often adjustable)
   • Input Current: Depends on the input voltage and the series resistor used with the optocoupler’s LED
3. Output Specifications:
   • Output Type: Transistor (open collector)
   • Collector-Emitter Voltage: 80V (max)
   • Collector Current: 50 mA (max)
4. Board Specifications:
   • Dimensions: Varies by manufacturer, typically around 60mm x 100mm
   • PCB Material: FR4
   • Mounting Holes: Typically 4, one in each corner
   • Terminal Blocks: Screw type, 5mm pitch
   • Power Supply: Varies, typically 5V DC or separate power for input and output sides
5. Performance:
   • Response Time: 4 µs (typical)
   • Temperature Range: -30°C to 100°C (storage), -30°C to 85°C (operating)