4N28 photocoupler equivalent, (4n2x) 6 pin dip phototransistor photocoupler.
* 4N2X series: 4N25, 4N26, 4N27, 4N28
* 4N3X series: 4N35, 4N36, 4N37, 4N38
* H11AX series: H11A1, H11A2, H11A3, H11A4, H11A5
* High isolation voltage be.
* Power supply regulators
* Digital logic inputs
* Microprocessor inputs
1. Anode 2. Cathode 3. No Connecti.
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