Ambient Light Photo transistor KDT3312AL The KDT3312AL is phototransistor daylight sensor, [Unit : mm] Dimensions which peak sensitivity is designed at λ P=560nm. It's compact and easy to mount. Features Lineat output conforming to illuminance Φ3mm(T1) clear mold type. Adapted to human eye responsivity. Compact package RoHs Compliance. 2 1 Applications Switching for home lighting equipments Control of brightness for LCD monitor, CRT monitor Replacement of cds cell 1 [TA = 25 Absolute Maximum Ratings Parameter Symbol Rating Unit Collector-Emitter Voltage VCEO 7 mA Emitter-Collector Voltage VECO 4 V Collector Current IC 20 mA Collector Power Dissipation PC 75 mW Operating Temperature Topr. -20~+85 Storage Temperature Tstg. -30~+85 Tsol 260 1 Soldering Temperature* Notes : *1. For MAX.5 seconds at the position of 2mm from the package -1- ] 2 Ambient Light Photo transistor KDT3312AL ELECTRO- OPTICAL CHARACTERISTICS Symbol Condition Min. Typ. Max. Unit Collector dark Current ICEO VCE=10V, EV=0 - - 100 nA Photo Current IPCE VCE=5V, Ev=100lx - 75 - Description Spectral Sensitivity - Peak wavelength - - 560 - nm VCE=10V, IC=1mA, RL=100Ω - 6 - ㎲ - 6 - ㎲ - ±15 - deg. - 0.1 0.4 V p Switching time Rise time tr Fall time tf Viewing Angle ∆Θ VCE(SAT) Collector-Emitter Saturation Voltage IC=500㎂, Ev=2000lx DYNAMIC CHARACTERISTICS Relative sensitivity Vs. Wavelength Radiant Pattern (%) 0 -20 -4 0 0 -6 +60 +20 -80 -100 +80 50 +100 0 100 50 Spectral Sensitivity Angle(deg.) 0 +4 50 ㎂ nm 400~700 100 80 60 40 20 0 400 500 600 700 800 900 1000 1100(㎚) Wavelength( λ) 100 Relative intensity(%) KDR3T03AL Human Eye -2-