PC817 Optocoupler – Circuit Diagram

Part number : PC817

Functions : General Purpose Photocoupler

Package : DIP 4pin

Manufacturer : Sharp Electronics

Image :

PC817 Optocoupler

Functions :

The PC81X Series contains an IRED optically coupled to a phototransistor


It is packaged in a 4pin DIP, available in wide-lead spacing option and SMT gullwing lead-form option.

Input-output isolation voltage(rms) is 5.0kV.

Collector-emitter voltage is 80V(*) and CTR is 50% to 600% at input current of 5mA.


PC817 pinout datasheet

Compact Dual-in-line Package information
1. PC817 : 1-channel type
2. PC817 : 2-channel type
3. PC817 : 3-channel type
4. PC817 : 4-channel type

Refernece Site

1. https://www.electronics-tutorials.ws/blog/optocoupler.html

2. https://electronics.stackexchange.com/questions/180485/opto-coupler


1. Computer terminals
2. System appliances, measuring instruments
3. Registers, copiers, automatic vending machines
4. Electric home appliances, such as fan heaters, etc.
5. Signal transmission between circuits of different potentials and impedances
6. Current transfer ratio (CTR:50%-600% at IF=5mA,VCE=5V)
7. High isolation voltage between input and output (Viso=5000V rms)
8. Creepage distance>7.62mm
9. Pb free and ROHS compliant
10. UL/CUL Approved (File No. E340048)

PC817 Datasheet PDF Download


Other data sheets within the file : PC827, PC837, PC847