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    photo transistor array

    Contextual Info: O K I electronic components PTR21T_ Paper Sensor GENERAL DESCRIPTION The PTR21T uses light transmission to detect data punched in paper tape. It is configured using an infrared light-emitting diode array and a phototransistor array.


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    photo transistor application

    Abstract: pair of led and photo transistor oki oc340 AN/npn photo transistor
    Contextual Info: - ♦PRODUCT o v e r v ie w # PHOTO COUPLING DEVICES PHOTO COUPLERS APPLICATION NOTES 1. General Description By coupling a light emitting element and a light sensing element, a single-function element


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