4N35 is an optocoupler integrated circuit in which an infrared emitter diode drives a phototransistor. They are also known as optoisolators since they separate two circuits optically. These are used to couple two circuits without any ohmic contact.
Features
DC Voltage isolation: 5000Vrms
current: 50mA
Installation type: straight plug
Power: 70mW


![TLP250 Original Fairchild Non SMD IC [ 5 Pieces Pack ]](https://i0.wp.com/tufonlinestore.com/wp-content/uploads/2024/03/tLP250-scaled.webp?resize=300%2C225&ssl=1)
![74HC259D DIP IC 8-bit Addressable Latch SO16 [ 5 Pieces Pack ]](https://i0.wp.com/tufonlinestore.com/wp-content/uploads/2025/06/74hc259-dip-scaled.webp?resize=300%2C225&ssl=1)
![EL817 IC, Optocoupler IC In DIP [ 10 Pieces Pack ]](https://i0.wp.com/tufonlinestore.com/wp-content/uploads/2020/12/817-dip-ic-scaled.webp?resize=300%2C225&ssl=1)
![3525 Dip IC SG3525 DIP16 [ 10 Pieces Pack ]](https://i0.wp.com/tufonlinestore.com/wp-content/uploads/2021/04/3525-ic-Dip-scaled.webp?resize=300%2C225&ssl=1)
Bijan BT –