PC817 an optocoupler packaged in a 4 Pin DIP. It can be used to interface different devices optically avoiding the potential of damage

Features

• 4pin DIP package
• Double transfer mold package (Ideal for Flow Soldering)
• High collector-emitter voltage (VCEO:80V(*))
• Current transfer ratio (CTR : MIN. 50% at IF=5 mA, VCE=5V)
• Several CTR ranks available 6. High isolation voltage between input and output