PC817 (EL817)

£0 GBP


EL817, 4 Pin DIP Photocoupler / Optocoupler, EVERLIGHT Electronics 

The EL817 series of devices each consist of infrared emitting diodes, optically coupled to a phototransistor detector encapsulated with a green compound. The devices are in a 4-pin DIP package and available in wide-lead spacing and SMD options.


  • Current transfer ratio (CTR: 50~600% at IF =5mA, VCE =5V)
  • High isolation voltage between input and output (Viso=5000 V rms )
  • Creepage distance >7.62 mm
  • Operating temperature up to +110°C
  • Compact small outline package
  • Pb free and RoHS compliant.

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