H21A4 PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH

Fairchild Semiconductor

Description

PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH H21A4 PACKAGE DIMENSIONS 0.972 (24.7) 0.957 (24.3) 0.472 (12.0) 0.457 (11.6) C L 0.249 (6.35) 0.243 (6.15) .
The H21A series are gallium arsenide infrared emitting diode coupled with a silicon photodarlington in a plastic housing.

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Datasheet Specifications

Part number: H21A4
Manufacturer: Fairchild Semiconductor
File Size: 101.11 KB
Datasheet: H21A4_FairchildSemiconductor.pdf
Description: PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH

Features

* Opaque housing
* Low cost
* .035” apertures
* High IC(ON)  2001 Fairchild Semiconductor Corporation DS300291 6/05/01 1 OF 4 www. fairchildsemi. com PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH H21A4 ABSOLUTE MAXIMUM RATINGS Parameter Operating Temperature Storage Temp

H21A4 Distributors

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H21A4 PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH Fairchild Semiconductor

Fairchild Semiconductor H21A4-like datasheet