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4N40 Datasheet

Photo Scr Optocouplers

Manufacturer: Fairchild (now onsemi)

4N40 Overview

The 4N39 and 4N40 have a gallium-arsenide infrared emitting diode optically coupled with a light activated silicon controlled rectifier in a dual in-line package.

4N40 Key Features

  • 10 A, T2L patible, solid state relay 25 W logic indicator lamp driver 400 V symmetrical transistor coupler Underwriters

4N40 Distributor