4N27 Datasheet PDF - American Microsemiconductor

6-Pin DIP Optoisolators Transistor Output

The 4N25, 4N26, 4N27 and 4N28 devices consist of a gallium arsenide infrared emitting diode optically coupled to a monolithic silicon phototransistor detector.

• Most Economical Optoisolator Choice for Medium Speed, Switching Applications
• Meets or Exceeds All JEDEC Registered Specifications

APPLICATIONs
• General Purpose Switching Circuits
• Interfacing and coupling systems of different potentials and impedances
• I/O Interfacing
• Solid State Relays