
6/15/05
WHITE PACKAGE (-M SUFFIX)
Page 1 of 15
2005 Fairchild Semiconductor Corporation
GENERAL PURPOSE 6-PIN
PHOTOTRANSISTOR OPTOCOUPLERS
BLACK PACKAGE (NO -M SUFFIX)
6
1
6
1
6
1
6
1
6
1
4N25
4N26
4N27
4N28
4N35
4N36
4N37
H11A1
H11A2
H11A3
H11A4
H11A5
DESCRIPTION
The general purpose optocouplers consist of a gallium arsenide infrared emitting diode driving a silicon phototransistor in a 6-pin
dual in-line package.
FEATURES
Also available in white package by specifying -M sufx, eg. 4N25-M
UL recognized (File # E90700)
VDE recognized (File # 94766)
- Add option V for white package (e.g., 4N25V-M)
- Add option 300 for black package (e.g., 4N25.300)
APPLICATIONS
Power supply regulators
Digital logic inputs
Microprocessor inputs
SCHEMATIC
PIN 1. ANODE
2. CATHODE
3. NO CONNECTION
4. EMITTER
5. COLLECTOR
6. BASE
2
1
3NC
5
6
4