Photocoupler PC-18T1 • PC-18T2 • PC-18T4 These Photocouplers cosist of a Gallium Arsenide Infrared Emitting Diode and a Silicon NPN Photo Darlington transistor perachannel. The PC-18T1 has one channel in a 4-pin package. The PC-18T2 has two channels in a 8-pin package. The PC-18T4 has four channels in a 16-pin package. FEATURES • Small Package Size • Collector-Emitter Voltage : Min.30V • Current Transfer Ratio : Type 1000% (at IF=1mA, VCE=2V) • Electrical Isolation Voltage : AC2500Vrms • UL Recognized File No. E107486 APPLICATIONS • Interface between two circuits of different potential • Telephone Line Receiver • Automatic Vending Machine • Power Supply Regulators DIMENSION (Unit : mm) PC18T2 PC18T1 3 1 2 8 7 6 1 2 3 5 6.5 6.5 0.25 0.25 4 Orientation Mark Orientation Mark 7.62 0.25 0.25 6.5 9.7 7.62 0.25 6.5 0.25 0.25 0.5 0 2.5Min. 0.51Min. 0.51Min. 2.5Min. 3.5 0.25 3.5 0.25 4.6 ~15 0.25 0.5 0 ~15 1.2 1.2 2.54 0.25 2.54 0.25 PC18T4 15 14 13 12 1 2 3 4 5 11 10 9 6.5 0.25 16 Orientation Mark 7.62 0.25 6.5 0.25 0.51Min. 2.5Min. 3.5 0.25 19.8 0.25 0.5 1.2 2.54 0 0.25 1/3 6 7 8 4 Photocoupler PC-18T1 • PC-18T2 • PC-18T4 MAXIMUM RATINGS Parameter Input Output (Ta=25℃ ) Unit Symbol Rating Forward Current IF 60 mA Reverse Voltage VR 5 V Peak Forward Current*1 Power Dissipation Junction Temperature Collector-Emitter Breakdown Voltage IFP PD TJ BVCEO 1 150 125 30 mW ℃ V Emitter-Collector Breakdown Voltage A BVECO 5 V Collector Current IC 50 mA Collector Power Dissipation PC 150 mW Input to Output Isolation Voltage*2 Storage Temperature Viso Tstg AC2500 -55~+125 V rms ℃ Operating Temperature Topr -30~+100 ℃ Lead Soldering Temperature*3 Total Power Dissipation Tsol Ptot 260 250 ℃ 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 (Ta=25℃ , unless otherwisenoted) ELECTRO-OPTICAL CHARACTERISTICS Parameter Input Output 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 Condition Collector-Emitter Breakdown Voltage BVCEO IC=0.5mA 30 - - 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 CTR IF=1mA, VCE=2V 300 - 600 % VCE(SAT) IF=1mA, IC=2mA - 0.85 1.0 V Current Transfer Ratio*4 Collector-Emitter Saturation Voltage Coupled Symbol Input-Output Capacitance CIO V=0, f=1kHz - 1 - pF Input-Output Isolation Resistance RIO RH=40~60%, V=500V - 1011 - Ω Rise Time tr VCE=10V, RL=100 - 100 - ㎲ Fall Time tf IC=10mA - 100 - ㎲ *4. CTR=(IC/IF) X 100 (%) 2/3 Photocoupler PC-18T1 • PC-18T2 • PC-18T4 Forward Current vs. Ambient Temperature Collector Power Dissipation vs. Ambient Temperature 250 40 140 Forward Current IF (mA) Collector Power Dissipation P C (mW) Forward Current I F (mA) 50 Forward Current vs. Forward Voltage 200 30 150 20 100 10 0 -20 0 20 40 80 60 100 50 0 20 40 80 60 Ta =70℃ 80 60 T a =25℃ 40 T a =-55℃ 20 0.4 100 1.2 0.8 1.6 Ambient Temperature Ta (℃) Ambient Temperature Ta (℃) Forward Voltage VF (V) Collector Current vs. Collector-Emitter Voltage Dark Current vs. Ambient Temperature Collector Current vs. Forward Current 100 10 ~ Collector Current IC (mA) I F =3mA 40 Dark Current I CEO (uA) Collector Current IC (mA) 100 0 0 -20 T a =25℃ I F =2.5mA 30 I F =2mA P C (max.) I F =1.5mA 20 I F =1mA 10 I F =0.5mA 0 2 4 6 8 10 1 V CE =24V 0.1 0.001 0 1000 20 40 60 80 R V IN VO tr tf 100 Test Circuit Input 10 Output 10% 10 0.05 0.1 0.2 0.5 1 Load Resistance R L (㏀) 2 90% tr tf Waveform 3/3 2.0 Ta=25℃ V CE =2V 50 40 30 20 10 1 3 5 7 9 Forward Current I F (mA) Ambient Temperature Ta (℃) RL V CE =10V I C=10mA Ta =25℃ 60 0 100 V CC Switching Time Test Circuit Response Time vs. Load Resistance 5000 V CE =10V 0.01 Collector-Emitter Voltage V CE (V) Response Time t r, tf (us) 120 11