4channel Relay Board dual signal
Description
This is 4 channel Relay Board Based on HK19F-5V DC Relay
driven by ULN2003A that can cope with very low signal to control the relays with very low signal from any micro controllers work at 5v signals
- 4 Signal RELAY
- Interface definition:
- IN(x): High level. Low level cut-off
- This item has been assembled,
- Led indicator for each relay.
- FR-4 Fiber glass PCB ( Double Layer ).
- PCB thickness: 1.6mm.
- Size: 103 x 50 x 16 mm .
- Power Supply: 5V DC / 90mA (relay all ON).
Input control signal voltage:
- 0V - 0.5V Low stage (relay is OFF),
- 0.5V – 2.5V (unknown state).
- 2.5V - 5V High state (relay is ON).
Input control signal high state current:
- 2.5V: 0.1mA
- 3.3V: 0.18mA
- 5V: 0.35mA
Specifications:
Coil:
- Voltage: 5V DC.
- Current: 8.3mA.
- Resistance: 2880 ohm +-10%.
Contact Rating:
- Contact Resistance: <0.1 ohm.
- Contact Capacity: 125V AC / 1A, 30V DC / 2 A.