🔒 4N35 - Classic Optocoupler for Reliable Signal Isolation 🔒
The 4N35 is a general-purpose optocoupler that isolates electrical signals between two different circuits. It consists of an infrared LED and a phototransistor output, allowing for signal transfer without direct electrical connection, making it ideal for protecting low-voltage circuits from high-voltage systems.
✅ Technical Specifications:
- Isolation Type: LED + Phototransistor
- Isolation Voltage: Up to 5000V RMS
- Input Current (LED): 5–10 mA typical
- Output Current: Up to 50 mA
- Response Time: ~3–5 µs (on/off)
- Operating Temperature: -55°C to 100°C
- Package Type: DIP-6
🔹 Features:
- Reliable and safe electrical isolation
- Suitable for analog and digital applications
- Compatible with Arduino, ESP32, and other MCUs
- Reduces EMI and protects sensitive components
- Versatile design fits into most standard circuits
📌 Common Applications:
- Signal isolation between control and power circuits
- Voltage level translation
- Overvoltage and surge protection
- Relay and transistor switching
- Industrial sensor and data communication systems
🔹 Approximate Weight: 5 grams
