Photocoupler PC-18K1 • PC-18K2 • PC-18K4 These Photocouplers cosist of a Gallium Arsenide Infrared Emitting Diode and a Silicon NPN Photo Darlington transistor perachannel. The PC-18K1 has one channel in a 4-pin package. The PC-18K2 has two channels in a 8-pin package. The PC-18K4 has four channels in a 16-pin package. FEATURES • Small Package Size • Collector-Emitter Voltage : Min.30V • Current Transfer Ratio : Type 600% (at IF=1mA, VCE=2V) • Electrical Isolation Voltage : AC5000Vrms • UL Recognized File No. E107486 APPLICATIONS • Interface between two circuits of different potential • Telephone Line Receiver • Automatic Vending Machine • Relay Contact Monitor DIMENSION (Unit : mm) PC18K2 PC18K1 3 8 7 1 2 6 5 6.5 6.5 0.25 0.25 4 2 1 Orientation Mark 3 Orientation Mark 7.62 0.25 9.7 6.5 0.25 7.62 0.25 6.5 0.25 0.25 0.5 2.5Min. 0.51Min. 0.51Min. 2.5Min. 3.5 3.5 0.25 0.25 4.6 0 ~15 0.25 0.5 1.2 1.2 2.54 0 ~15 2.54 0.25 16 15 14 13 1 2 3 4 12 11 10 5 6 7 9 6.5 0.25 PC18K4 0.25 Orientation Mark 7.62 0.25 6.5 0.25 0.51Min. 2.5Min. 3.5 0.25 19.8 0.5 1.2 2.54 0.25 0 ~15 0.25 1/3 8 4 Photocoupler PC-18K1 • PC-18K2 • PC-18K4 MAXIMUM RATINGS Parameter Input Output (Ta=25℃ ) Unit Symbol Rating Forward Current IF 60 mA Reverse Voltage VR 5 V Peak Forward Current Power Dissipation Junction Temperature Collector-Emitter Breakdown Voltage IFP PD TJ BVCEO 1 150 125 30 A mW ℃ V Emitter-Collector Breakdown Voltage BVECO 5 V IC 50 mA *1 Collector Current Collector Power Dissipation Input to Output Isolation Voltage Storage Temperature *2 Operating Temperature Lead Soldering Temperature Total Power Dissipation *3 PC 150 mW Viso AC5000 Vrms Tstg -55~+125 ℃ Topr -30~+100 ℃ Tsol 260 ℃ Ptot 250 mW *1. Input current with 100µs pulse width, 1% duty cycle *2. Measured at RH=40~60% for 1min *3. 1/16 inch form case for 10sec ELECTRO-OPTICAL CHARACTERISTICS Min. Typ. Max. Unit. Forward Voltage VF IF=10mA - 1.15 1.30 V Reverse Current IR VR=5V - - 10 ㎂ Capacitance CT V=0, f=1kHz - 30 - pF Parameter Input Output Symbol Condition Collector-Emitter Breakdown Voltage BVCEO IC=0.5mA 35 - - V Emitter-Collector Breakdown Voltage BVECO IE=0.1mA 5 - - V Collector Dark Current ICEO IF=0, VCE=10V - - 100 nA Capacitance CCE VCE=0, f=1KHz - 10 - pF Current Transfer Ratio *4 Collector-Emitter Saturation Voltage Coupled (Ta=25℃, unless otherwise noted) Input-Output Capacitance Input-Output Isolation Resistance CTR IF=1mA, VCE=2V 300 - 1500 % VCE(SAT) IF=1mA, IC=2mA - 0.85 1.0 V V=0, f=1kHz - 1 CIO RIO RH=40~60%, V=500V - 10 - pF 11 - Ω Rise Time tr VCE=10V, RL=100Ω - 100 - ㎲ Fall Time tf IC=10mA - 100 - ㎲ *4. CTR=(IC/IF) X 100 (%) 2/3 Photocoupler PC-18K1 • PC-18K2 • PC-18K4 Collector Power Dissipation vs. Ambient Temperature 40 30 20 10 0 -20 0 20 40 80 60 250 200 150 100 50 0 -20 100 Forward Current vs. Forward Voltage Forward Current I F (mA) 50 Collector Power Dissipation PC (mW) Forward Current I F (mA) Forward Current vs. Ambient Temperature 20 40 80 60 Collector Current vs. Collector-Emitter Voltage Dark Current vs. Ambient Temperature I F =1.5mA 20 P C (max.) I F =1mA 10 I F =0.5mA 0 2 4 6 8 10 Response Time tr, tf (us) 1000 VCE =24V 0.1 VCE =10V 0.01 20 40 60 80 100 Switching Time Test Circuit VCC R VIN VO tr tf Test Circuit Input Output 10% 10 0.05 0.1 0.2 0.5 1 Load Resistance RL (㏀) 2 2.0 Ta=25℃ 60 VCE =2V 50 40 30 20 10 90% tr Waveform 3/3 tf 1 3 5 7 9 11 Forward Current I F (mA) Response Time vs. Load Resistance 10 1.6 0 0.001 0 Collector-Emitter Voltage VCE (V) 100 1.2 0.8 ~ 1 Ambient Temperature Ta (℃) VCE =10V I C=10mA Ta=25℃ Ta=-55℃ 20 100 RL 5000 Ta =25℃ 40 Collector Current vs. Forward Current Collector Current IC (mA) Dark Current ICEO (uA) Collector Current IC (mA) I F =2mA 60 0.4 10 30 Ta=70℃ 80 Forward Voltage VF(V) Ta=25℃ I F=2.5mA 100 100 Ambient Temperature Ta (℃) I F=3mA 120 0 0 Ambient Temperature Ta (℃) 40 140