FODM121 Datasheet (Fairchild Semiconductor)

FODM121, Optocouplers

FODM121B: 50 *150% FODM2701B: 80 *160% FODM121C: 100 *200% FODM124: 100% MIN The FODM124, FODM121, and FODM2701 series conFODM121D: 50 *100% sists of a gallium arsenide infrared emitting diode driving FODM121E: 150 *300% a phototransistor in a compact 4-pin mini-ﬂa

FODM121 Features

* >5mm creepage/clearance

* Compact 4-pin surface mount package

* Applications

* Digital logic inputs

* Microprocessor inputs (2.4mm maximum standoff height)

* Power supply monitor Current Transfer Ratio in selected groups

* Twisted pair line receiver