A817 optocouplers equivalent, 4-pin phototransistor optocouplers.
* Compact 4-pin package
* Current transfer ratio in selected groups: H11AA814: 20-300% H11A817: H11AA814A: 50-150% H11A817A: H11A617A: 40%-80% H11A817B: H11A617B:.
H11AA814 Series
* AC line monitor
* Unknown polarity DC sensor
* Telephone line interface H11A617 and H11A81.
The H11AA814 Series consists of two gallium arsenide infrared emitting diodes, connected in inverse parallel, driving a single silicon phototransistor in a 4-pin dual in-line package. The H11A617 and H11A817 Series consists of a gallium arsenide infr.
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