H24B1 Datasheet PDF - QT Optoelectronics => Fairchildsemi

DESCRIPTION
The h24b series consists of a gallium arsenide infrared emitting diode coupled with a silicon phototransistor. The devices are housed in a low-cost plastic package with lead spacing compatible with a dual in-line package.

FEATURES
■ 4-pin configuration
■ Small package size and low cost
■ UL recognized-file E51868
■ High current transfer ratio