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4N28 - Optocoupler

Download the 4N28 datasheet PDF. This datasheet also covers the 4N25 variant, as both devices belong to the same optocoupler family and are provided as variant models within a single manufacturer datasheet.

Description

The 4N25 family is an industry standard single channel phototransistor coupler.

This family includes the 4N25, 4N26, 4N27, 4N28.

Each optocoupler consists of gallium arsenide infrared LED and a silicon NPN phototransistor.

Switch mode power supply feedback Telephone ring detecti

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.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (4N25-Vishay.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number 4N28
Manufacturer Vishay
File Size 146.26 KB
Description Optocoupler
Datasheet download datasheet 4N28 Datasheet

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Other Datasheets by Vishay

Part Number Description
4N28-X Optocoupler
4N25 Optocoupler
4N25-X Optocoupler
4N26 Optocoupler
4N26-X Optocoupler

Full PDF Text Transcription

Click to expand full text
4N25, 4N26, 4N27, 4N28 Vishay Semiconductors Optocoupler, Phototransistor 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 phototransistor coupler. This family includes the 4N25, 4N26, 4N27, 4N28. Each optocoupler consists of gallium arsenide infrared LED and a silicon NPN phototransistor.
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