Optocoupler SFH617A-2X DIP-4 50mA 5.3kV 63% CTR

The SFH617A-2X is a 1-channel, 4-pin optically coupled isolator featuring an infrared light emitting diode and an NPN silicon phototransistor. It is designed for reliable signal transmission in industrial systems and applications where circuits operate at different potentials or impedances.

Key Features

• High Isolation Voltage: 5.3kV ensures safe separation between input and output.
• Low Input Current: Operates with a minimal 1mA input, making it energy-efficient.
• High Collector-Emitter Voltage: Withstands up to 70V (V(br)ceo), suitable for a range of control signals.
• 100% Electrical Testing: All parameters are individually verified for consistent performance.
• Compact DIP-4 Package: Through-hole design for easy integration into PCBs.
• Fast Signal Transfer: Optimised for digital and analogue signal coupling.
• RoHS Compliant: Manufactured with environmentally conscious materials.

Applications

• Industrial system controllers
• Signal transmission between systems with differing potentials or impedances
• Computer and computer peripheral interfacing
• Test and measurement equipment
• Signal processing circuits

This optocoupler provides a robust, isolated interface for protecting sensitive electronics from voltage spikes and ground loops. Its compact footprint and proven design make it an ideal choice for engineers requiring dependable performance in space-constrained designs.