[elecena] 4-Pin Half-Pitch Mini-Flat Phototransistor Optocouplers <sub>(Not recommend for new design. The new equivalent part number is FO

[elecena] 4-Pin Half-Pitch Mini-Flat Phototransistor Optocouplers <sub>(Not recommend for new design. The new equivalent part number is FO - zmiany ceny The HMHA281 and HMHA2801 series devices consist of a gallium arsenide infrared emitting diode driving a silicon phototransistor in a compact 4-pin mini-flat package. The lead pitch is 1.27 mm.