IL251 optocoupler equivalent, bidirectional input optocoupler.
* Selected Current Transfer Ratios 20%, 50%, 100% Minimum
* AC or Polarity Insensitive Input
* Built-in Reverse Polarity Input Protection
* Improved CTR S.
requiring AC signal detection and monitoring.
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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 o.
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