HMA121 optocouplers equivalent, full pitch mini-flat package 4-pin optocouplers.
* Compact 4-pin package (2.4 mm maximum standoff height)
* Current Transfer Ratio in selected groups HMAA2705: 50-300% HMA121: 50-600% HMA2701: 50-300% HMA124: 10.
HMAA series
* AC line monitor
* Unknown polarity DC sensor
* Telephone line receiver HMA series
* Digita.
The HMA series consists of a gallium arsenide infrared emitting diode driving a silicon phototransistor in a compact 4-pin mini-flat package. The lead pitch is 2.54 mm. The HMAA series consists of two gallium arsenide infrared emitting diodes, connect.
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