The 4N35 Optocoupler / Phototransistor IC Dip 6 is an optocoupler with an internal infrared LED and phototransistor, providing electrical isolation between input and output circuits. It replaces electromechanical relays in noisy environments, offering fast switching and reliable signal isolation. Ideal for isolating digital signals and acting as a logic buffer in various applications.
Specifications:
| Parameter | Value |
|---|---|
| Model | 4N35 |
| Collector Current | 100mA |
| Mounting Type | DIP |
| Case/Package | DIP-6 |
| Power Dissipation | 100 mW |
| Reverse voltage | 6V |
| Forward current | 60mA |
Features:
- Electrical isolation between input and output
- Fast switching with 5 µs rise and fall times
- Suitable replacement for electromechanical relays
- High current transfer ratio with transistor gain (HFE) of 300
- Low input forward voltage of 1.25V
Package Includes:
- 1 x 4N35 Optocoupler / Phototransistor IC Dip 6














Tushar Vashisht –
Same-day dispatch and authentic quality make this IC highly recommended.
Utkarsh Kawatra –
The 4N35 optocoupler worked perfectly and provided reliable signal isolation in my project.
Archit Gupta –
Genuine and reliable IC
Vedant Lamba –
Perfect isolation component
Harshil Karia –
Arrived safely packed
Raghav Himatsingka –
This DIP-6 phototransistor IC arrived damage-free and matched the specifications exactly.