IL251 Datasheet (Siemens Semiconductor Group) - BIDIRECTIONAL INPUT OPTOCOUPLER

IL251, BIDIRECTIONAL INPUT OPTOCOUPLER

The IL/ILD250/251/252 are bidirectional input optically coupled isolators consisting of two Gallium Arsenide infrared LEDs coupled to a silicon NPN phototransistor per channel.

The IL/ILD250 has a minimum CTR of 50%, the IL/ILD251 has a minimum CTR of 20%, and the IL/ILD252 has a minimum CTR of 100%

IL251 Features

* Selected Current Transfer Ratios 20%, 50%, 100% Minimum

* AC or Polarity Insensitive Input

* Built-in Reverse Polarity Input Protection

* Improved CTR Symmetry

* Industry Standard DIP Package

* Underwriters Lab File #E52744

* VDE 0884 Availab