Features:T-1packagestyleVarietyofsensitivityrangesChoiceofnarroworwidereceivingangle***allpackagesizeidealforspace-limitedapplicati***0.050”[1.27mm]or0.100”[2.54mm]LeadspacingDescription:EachOP505andOP506devicesc***istofanNPNsiliconphototransistor,theOP535devicec***istofanNPNsiliconphotodarlingtontransistorandtheOP705devicec***istofanNPNsiliconphototransistorwithalargevalueresistorintegratedbetweentheBaseandEmitterforlowlightsignalrejection.Allofthedevicesaremoldedinablue-tintedT-1(3mm)epoxypackageTheOP505,OP535andOP705devicesh***eanarrowreceivinganglethatprovidesexcellenton-axiscouplingwhiletheOP506devicehasawiderreceivingangleforthoseapplicati***whereanarrowreceivingangleoftheOP505,OP535andOP705isnotrequired.TheOP505WandOP506Wdeviceh***ethewidestreceivingangleandprovidesrelativelyevenreceptionoveralargearea.)