H21A5 Overview
Description
The H21A series are gallium arsenide infrared emitting diode coupled with a silicon photodarlington in a plastic housing. The packaging system is designed to optimize the mechanical resolution, coupling efficiency, ambient light rejection, cost and reliability.
Key Features
- Opaque housing
- 035” apertures
- High IC(ON) 2001 Fairchild Semiconductor Corporation DS300291 6/05/01 1 OF 4 PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH H21A4
