4N25, 4N26, 4N27, 4N28
Vishay Semiconductors
Optocoupler, Photo
transistor Output, with Base Connection
FEATURES
A C NC 1 2 3 6 B 5 C 4 E
• Isolation test voltage 5000 VRMS • Interfaces with common logic families • Input-output coupling capacitance 0.
5 pF • Industry standard dual-in-line 6 pin package • Compliant to RoHS directive 2002/95/EC and in accordance to WEEE 2002/96/EC
21842
i179004-5
APPLICATIONS
• AC mains detection • Reed relay driving
DESCRIPTION
The 4N25 family is an industry standard single channel photo
transistor coupler.
This family includes the 4N25, 4N26, 4N27, 4N28.
Each optocoupler consists of gallium arsenide infrared LED and a silicon
NPN photo
transistor.
• Swit...