4N25 Optocoupler IC in DIP Package

The 4N25 is a popularly utilized optocoupler, also known as an optoisolator, that is composed of a gallium arsenide infrared LED and a silicon NPN phototransistor. This component is engineered to offer electrical isolation between input and output signals, making it a perfect fit for applications that are sensitive to noise and those that involve high-voltage.

🔧 Key Features of 4N25 Optocoupler IC

• 💡 Input Type: Infrared LED
• 📤 Output Type: Phototransistor
• ⚡ Isolation Voltage: 5000 Vrms
• 🔌 Input Forward Current: 10mA (typical)
• 📈 CTR (Current Transfer Ratio): Ranging from 20% to 300%
• 📦 Package: 6-pin DIP

🧰 Applications of 4N25 Optocoupler IC

• Switching power supplies
• Signal isolation
• Microcontroller interfacing for Arduino and Raspberry Pi
• Data communication
• Motor control circuits

📦 What's Included in the Package

• 1 × 4N25 Optocoupler IC in a 6-pin DIP package