PC817B

Phototransistor Optocouplers R ○ PC817 General Description The PC817 contains a light emitting diode optically coupled to a phototransistor.It is a packaged in a 4-pin DIP package.Input-output isolation voltage is 5000Vrms,Response time,tr,is typically 4μs and minimum CTR is 50% at input current of 5mA. Package 4-pin DIP Characteristics ● Current transfer ratio(CTR:MIN.50% at IF=5mA, VCE=5V) ● High isolation voltage between input and output (Viso=5000Vrms) ● Excellent Stability at High Temperature ● Minimum BVCEO of 70V guaranteed ● Compact dual-in-line package Block Diagram Applications ● Feedback circuit in power supply ● System appliances, measuring instruments ● Registers, copiers, automatic vending machines ● Electric home appliances, such as fan heaters, etc Absolute Maximum Ratings (Ta= 25℃ unless otherwise noted) Parameter Forward Current Input Reverse Voltage Power Dissipation Collector Power Dissipation Collector Current Output Collector-Emitter Voltage Emitter-Collector Voltage Total Power Dissipation Isolation Voltage Operating Temperature Storage Temperature Soldering Temperature Symbol Value Unit IF VR P PC IC VCEO VECO Ptot Viso Topr Tstg Tsol 50 6 70 150 50 35 6 200 5000 -30～+100 -55～+125 260 mA V mW mW mA V V mW Vrms ℃ ℃ ℃ WUXI CHINA RESOURCES HUAJING MICROELECTRONICS CO.，LTD. Rev.2012 1/4 R ○ PC817 Electrical Characteristics (Ta= 25℃ unless otherwise noted) Parameter Input Output Transfer characteristics Symbol Forword Reverse Current Terminal Capacitance Collector Dark Current Collector-Emitter Breakdown Voltage Emitter-Collector Breakdown Voltage Current Transfer Ratio Collector-Emitter Saturation Voltage Isolation Resistance Floating Capacitance Test Conditions Criterion Typ. 1.2 30 - Unit VF IR Ct ICEO IF=20mA VR=4V V=0V, f=1MHZ VCE=20V Min. - BVCEO IC=0.1mA, IF=0 70 - - V BVECO IE=10μA, IF=0 6 - - V CTR VCE=5V, IF=5mA 50 - 600 % VCE sat IF=20mA, IC=1mA - 0.1 0.2 V Riso Cf DC500V,40~60%R.H. V=0, f=1MHz VCE=5V，IC=2mA, RL=100Ω,-3dB VCE=2V，IC=2mA, RL=100Ω VCE=2V，IC=2mA, RL=100Ω 5×1010 - 1×1011 0.6 1.0 Ω pF - 80 - KHz - 4 18 μs - 3 18 μs Cut-off Frequency FC Rise Time tr Fall Time tf Max. 1.4 10 250 100 V μA pF nA * CTR=IC/IF×100% Rank Table of CTR Classification CTR A 80-160 B C D L - 130-260 200-400 300-600 50-100 50-600 WUXI CHINA RESOURCES HUAJING MICROELECTRONICS CO.，LTD. Rev.2012 2/4 R ○ PC817 Electrical Characteristics (Curves) WUXI CHINA RESOURCES HUAJING MICROELECTRONICS CO.，LTD. Rev.2012 3/4 R ○ PC817 WUXI CHINA RESOURCES HUAJING MICROELECTRONICS CO.，LTD. Rev.2012 4/4