Photo Transistor

www.DataSheet4U.com Semiconductor ST3811 Photo Transistor Features • φ3mm(T-1) all plastic mold type • Visible light cut-off type Features • VCR, Camcorders • Floppy disk drivers • Optical detectors Outline Dimensions unit : mm PIN Connections 1. Emitter 2.Collector KPT-2002-000 1 ST3811 Absolute maximum ratings Characteristic Collector-Emitter Voltage Emitter-Collector Voltage Collector Current Collector Power Dissipation Operating Temperature Storage Temperature * Soldering Temperature 1 Symbol VCEO VECO IC PD Topr Tstg Tsol Ratings 35 6 20 75 -25 -30 260 85 100 for 5 seconds Unit V V mA mW *1.Keep the distance more than 2.0mm from PCB to the bottom of Photo TR package Electrical Characteristics Characteristic Current Dark Current Symbol ICEO ICEL Test Condition VCEO=10V, Ee=0 VCE=5V, Ee 1mW/ IC=0.5mA, Ee 1mW/ VCC=10V, IC=1mA R1=100Ω - Min. - Typ. 0.05 4.5 0.2 2.5 3.8 Max. 0.5 - Unit uA mA V us nm *3Light Current Current-Emitter Saturation Voltage Switching Time Rise Time Fall Time VCE(sat) tr tf Spectral Sensitivity Peak Sensitivity Wavelength Half angle P 700 ~ 1000 880 ±20 - IF= 20mA nm deg θ1/2 30% *1. Tolerance = KPT-2002-000 2 Characteristic Diagrams Fig. 1 ICEL - Ee Fig. 2 ICEL - VCE ST3811 Light Current ICEL [mA] Irradiance Ee [mW/ ] Light Current ICEL [mA] Collector-Emitter Voltage VCE [V] Fig. 3 PD – Ta Power Dissipation PD [mW] Fig.4 ICEO – Ta Collector Dark Current ICEO [uA] Ambient Temperature Ta [ ] Ambient Temperature Ta [ ] Fig. 5 Spectrum Sensitivity Fig. 5 Sensitivity Diagram Relative Intensity [%] Wavelength λ [nm] Relative Luminous Intensity Iv [%] KPT-2002-000 3