ST5870 Semiconductor Photo Transistor Features * * * * * Lensed for high sensitivity 5mm(T-13/4) all plastic mold type High reliability and stable characteristics Visible light cut-off type With base terminal Outline Dimensions unit : mm 5.80.2 5.00.2 7.80.2 8.60.2 0.5 22.0 MIN 2 3 1 2 3 2.5 2.5 1.0 MIN 1.0 MIN PIN Connections 1. Base 2.Collector 3.Emitter KPT-0004-000 1 ST5870 Absolute maximum ratings Characteristic Symbol Ratings Unit Collector-Emitter Voltage VCEO 30 V Emitter-Collector Voltage VECO 6 V Collector-Base Voltage VCBO 30 V Emitter-Base Voltage VEBO 6 V Collector Current IC 20 mA Collector Power Dissipation PD 75 mW Operating Temperature Topr -2585 Storage Temperature Tstg -30100 *1Soldering Temperature Tsol 260 for 5 seconds *1. Keep the distance more than 2.0mm from PCB to the bottom of LED package Electrical Characteristics Characteristic Symbol Test Condition Min Typ Max ICEO VCEO=10V, Ee=0 - 0.05 0.5 uA ICEL VCE=5V, Ee1mW/ - 5 - mA VCE(sat) IC=0.5, Ee1mW/ - 0.18 - V Rise Time tr Fall Time tf VCC=2V, IC=1mA R1=100 - - us Spectral Sensitivity - Peak Sensitivity Wavelength P - - 880 - nm 1/2 - - 35 - deg Current Dark Current 3 * Light Current Current-Emitter Saturation Voltage Switching Time Half angle 10 10 700 ~ 1000 Unit nm *1. Tolerance = 30% KPT-0004-000 2 ST5870 Characteristic Diagrams Fig. 2 ICEL - VCE Light Current ICEL [mA] Light Current ICEL [mA] Fig. 1 ICEL - Ee Irradiance Ee [/] Collector-Emitter Voltage VCE [V] Fig.4 ICEO - Ta Fig. 3 PD - Ta -6 Power Dissipation PD [mW] Collector Dark Current ICEO [] 10 -7 10 -8 10 -9 10 -10 10 Ambient Temperature Ta [] -20 0 20 40 60 80 100 Ambient Temperature Ta [] Fig. 5 Spectrum Sensitivity Relative Intensity [%] Fig. 6 Sensitivity Diagram Ambient Temperature Ta [] Wavelength [nm] Sensitivity Diagram KPT-0004-000 3 ST5870 Characteristic Diagrams Fig. 7 ICEL - Ee Fig. 8 Spectrum Sensitivity RBE= 20 500K 300K 200K 100K 15 Light Current ICEL [mA] Light Current ICEL [mA] 20 10 50K 5 10 5 1 0.5 0 100 200 400 300 500 50 100 10 Irradiance Ee [/] 500 1000 5000 10000 Irradiance Ee [/] Fig. 9 Switching Time Test Circuit Vcc=2V C B Ic=2mA 90% R2 R1 100 KPT-0004-000 10 % tr td tf 4