HMHA281 optocouplers equivalent, half pitch mini-flat package 4-pin optocouplers.
* Compact 4-pin package (2.4 mm maximum standoff height)
* Half pitch leads for optimum board space savings
* Current Transfer Ratio in selected groups HMHAA2.
HMHAA series
* AC line monitor
* Unknown polarity DC sensor
* Telephone line receiver HMHA series
* Digi.
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