The OP593 and OP598 series, from Optek Technology Inc., are a family of NPN silicon phototransistors. They are in dark blue plastic TO-18 equivalent packages. They offer a wide receiving angle in a variety of different sensitivity ranges.
Features of the OP593 and OP598 phototransistors: Through-hole mounting TO-18 equivalent package Dark blue lens Wide receiving angle Operating temperature: -40 to +100 °C
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