EL817 Optocoupler SMD 4-Pin IC (Pack of 10) LEONE 12V DC 30A Box Type Relay It's a Hi-Link PM03 3

It's a Hi-Link PM03 3

Configuration Control and Print Support

These are Metal Film Resistor with a value of 10 ohm 1W and tolerance of ±5%

Specifically targeted for PWM motor control and UPS Applications

EL817 Optocoupler SMD 4-Pin IC (Pack of 10) LEONE 12V DC 30A Box Type Relay It's a Hi-Link PM03 3The EL817 device consists of the infrared emitting diode, optically coupled to a phototransistor detector. They come in a 4 pin SMD package, 2 pins are for input and the other two are for output. Each device in the EL817 series is made up of an infrared emitting diode that is optically coupled to a phototransistor detector. Pinout 1 Anode 2 Cathode 3 Emitter 4 Collector Applications Programmable controllers System appliances, measuring instruments