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Vishay Semiconductor Opto Division 4N28 — Optoisolators

Vishay Semiconductor Opto Division 4N28

MPN4N28
Obsolete

OPTOISO 5KV TRANS W/BASE 6DIP

$0.6100Ref. price · indicative, final on quote
Packaging6-DIP (0.300", 7.62mm)
RoHSROHS3 Compliant
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

4N28 specifications
ParameterValue
Input typeDC
Output typeTransistor with Base
MountingThrough Hole
Voltage - isolation5000Vrms
Voltage - output70V
Voltage - forward (Vf)1.3V
Current - output (Channel)50mA
Current transfer ratio10% @ 10mA
Current - DC forward (If)60 mA
Operating temperature-55°C~100°C
PackageTube
Case6-DIP (0.300\", 7.62mm)
Channels1
Vce saturation500mV
Rise (Fall time)2µs, 2µs