元佐电子系auk、kodenshi、opto全系列产品大陆区一的原厂代理商! 红外发射接收对管sel533-03/sst533r-03 the sel533-03 is gaas infrared emitting diode that is designedfor high power, low forward voltage and high speed rise / fall time.this device is optimized for speed and efficiency at emissionwavelength 940nm and has a high radient efficiency over a widerange of forward current. features: ? 940nm wavelength ? low forward voltage ? high power and high reliability ? available for pulse operating application: ? ir audio and telephone ? communication ? optical switch ? smoke sensor ? touch screen sst533r-03 is a high sensitivity npn siliconphototransistor mounted in a φ3 plastic packageit is compact and easy to mount. features ·high output ·small size (φ3mm) ·visible ray cut off ·rohs compliance application ·photointerrupters ·optical detectors ·optical counters ?详细参数见网站规格书http;//www,yozo.hk