传感器操作时应当注意事项SensorsOperationnotesOperationnotesInfraredphotodiodes,phototransistorsandphotoIC’sWerecommendthefollowingsolderingconditions:transmitlight,andforthisreasontheplasticusedforthemdiffersfromtheblackmoldingmaterialsusedfortransistorsandotherIC’sinthatanalmostpureepoxyresinisused.Thisresinisslightlyweakerthantheblackmoldingmaterialsintermsofheattolerance,resistancetochemicals,andmechanicalstrength,andthuscautionmustbeexercisedwhenhandlingandmountingthesedevices.(1)SolderingIftheleadsareunderstresswhensolderingisperformedonaprintedcircuitboard,illuminationfailuremayresultimmediatelyorlater
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