Phototransistor OPT6794 DIMENSIONS (Unit:mm) 5.7 5.0 The OPT6794 is a high-sensitivity NPN silicon phototransistor mounted in a clear plastic package. With lensed package this small phototransistor is designed to optimize the mechanical resolution coupling efficiency, cost and reliability. 8.7 7.7 24.0 Min 1.3 Max FEATURES • Lensed for high sensitivity • High reliability and stable characteristics • Low-cost 2-0.5 2.0 APPLICATIONS • Optical counters • Optical detectors • Camera stroboscopes 2.5 Emitter Collector * Please take proper steps in order to secure reliability and safety in required conditions and environments for this device. MAXIMUM RATINGS (Ta=25) Item Symbol Rating Unit C-E Voltage. VCEO 35 V E-C Voltage. IF 6 V Collector current. Ic 20 Collector Power dissipation. Pc 50 Operating temp. Topr. -25 ~ +85 °C Storage temp. Tstg. -30 ~+100 °C *1 Soldering temp. Tsol. 260°C within 5 seconds ʭ1 .Lead Soldering Temperature (2mm from case for 5sec.). ELECTRO-OPTICAL CHARACTERISTICS Item Symbol Conditions Min. Typ. Max. Collector dark current. *2 Light current. ICEO ICEL VCEO=10V, Ev=0 VCE=3V,Ev=1000LUX 0.5 1 4.0 100 - C-E Saturation Voltage VCE(SAT) Ic=0.2,2000LUX - 0.2 0.4 - 2.5 3.8 450~1050 880 ±17 - Rise time tr Fall time tf Spectral Sensitivity Peak Sensitivity wavelength P Half angle *2 Tungsten lamp of a color temperature of T=2856K Switching speeds (Ta=25) Unit nA mA V µsec. µsec. nm nm deg.