The M4N25 device consists of a gallium arsenide infrared emitting diode optically coupled to a silicon NPN 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