Optoisolators (Photocouplers) CNC1S171 Optoisolator Unit : mm For isolated signal transmission 5.0 max. 0.3 min. VDE approved (VDE0884) UL listed (No. E79920) BSI certified (BS415 No. 7889, BS7002 No. 7890) SEMKO certified (No. 9625004) DEMKO certified (No. 305848) NEMKO certified (No. 199633176) FIMKO certified (No. 191784) CSA approved (No. CA109151) 1 4 2 3 7.62±0.3 6.2±0.5 +0.15 0.25 –0 10~12 Absolute Maximum Ratings (Ta = 25˚C) Parameter Symbol Ratings Unit Reverse voltage (DC) VR 6 V Forward current (DC) Input (Light emitting diode) Pulse forward current IF 50 mA IFP*1 1 A Power dissipation 75 mW IC 50 mA Output (Photo Collector to emitter voltage transistor) Emitter to collector voltage VCEO 80 V VECO 7 V Collector power dissipation *3 Collector current PD *2 PC 1 4 2 1: Anode 2: Cathode 3: Emitter 4: Collector 3 Pin connection 150 mW *1 VISO 5000 Vrms *2 Total power dissipation PT 200 mW Operating ambient temperature Topr –30 to +100 ˚C Storage temperature Tstg –55 to +125 ˚C Isolation voltage, input to output 2.54 min. 4-0.5±0.1 4-1.2±0.15 2.54±0.25 High I/O isolation voltage : VISO = 5000 Vrms (min.) Fast response : tr = 2 µs, tf = 3 µs(typ.) Low dark current : ICEO < 100nA 3.85±0.3 2.0 High current transfer ratio : CTR >50% 4.58±0.3 Features Pulse width ≤ 100 µs, repeat 100 pps Input power derating ratio is 0.75 mW/˚C at Ta ≥ 25˚C. *3 Output power derating ratio is 1.5 mW/˚C at Ta ≥ 25˚C. Electrical Characteristics (Ta = 25˚C) Parameter Reverse current (DC) Input Forward voltage (DC) characteristics Capacitance between pins Collector cutoff current Output Collector to emitter voltage characteristics Collector to emitter capacitance DC current transfer ratio Symbol Conditions IR VR = 3V VF IF = 50mA Ct VR = 0V, f = 1MHz CC VISO t = 1 min., RH < 60% Isolation capacitance, input to output CISO f = 1MHz Fall time RISO VISO = 500V tr*2 VCC = 10V, IC = 5mA, tf*3 RL = 100Ω Collector to emitter saturation voltage VCE(sat) IF = 20mA, IC = 1mA max Unit 10 µA 1.5 15 5 V pF 100 80 VCE = 10V, f = 1MHz CTR*1*4 VCE = 10V, IF = 5mA typ 1.35 ICEO VCE = 20V VCEO IC = 100µA Isolation voltage, input to output Transfer Isolation resistance, input to output characteristics Rise time min nA V 10 50 pF 600 5000 % Vrms 0.7 pF 2 µs Ω 1011 µs 3 0.1 0.2 V *1 DC *2 *3 current transfer ratio (CTR) is a ratio of output current against DC input current. tr : Time required for the collector current to increase from 10% to 90% of its final value tf : Time required for the collector current to decrease from 90% to 10% of its initial value 1 CNC1S171 *4 CTR Optoisolators (Photocouplers) classifications Class Q R S CTR (%) 50 to 120 100 to 250 200 to 600 IF — VF IC — IF 10 2 60 PC VCC = 10V Ta = 25˚C Ta = 25˚C 80 PD 40 IC (mA) 40 Collector current IF (mA) 50 120 Forward current 30 20 0 0 20 40 60 80 100 120 0 0.9 1.1 1.2 1.3 50mA IC (mA) 30 30mA 25mA 20mA 20 15mA 12mA 10mA 10 0 0 8 16 9mA 8mA 7mA 6mA 5mA 4mA 3mA 2mA 1mA 24 32 40 Collector to emitter voltage VCE (V) 1 IC — Ta 160 Ta = 25˚C VCC = 5V IF = 50mA 20mA 10 10mA 5mA 1 10 –1 2mA 0 0.1 0.2 0.3 0.4 10 2 10 Forward current IF (mA) IC — VCE(sat) 10 2 Collector current IC (mA) 10 –1 10 –2 10 –1 1.4 40mA Collector current 1 Forward voltage VF (V) IC — VCE 40 1.0 0.5 0.6 Collector to emitter saturation voltage VCE(sat) (V) IC (%) 0 – 20 Ambient temperature Ta (˚C ) 2 10 10 Relative output current Collector power dissipation , power dissipation PC , PD (mW) PC , PD — Ta 160 120 IF = 10mA 1mA 80 5mA 5mA 10mA 1mA 40 0 – 50 0 50 100 Ambient temperature Ta (˚C ) Optoisolators (Photocouplers) CNC1S171 ICEO — Ta tr — IC tf — IC 10 2 10 10 2 VCC = 10V Ta = 25˚C VCE = 30V VCC = 10V Ta = 25˚C 20V 10V 10 100Ω 1 VCC 10 –1 10 –3 10 –4 – 40 – 20 0 20 40 60 80 100 Ambient temperature Ta (˚C ) Ta = 25˚C 1 +10V tf 10 2 10 Sig. OUT 50Ω VCC Sig. OUT RL 10 –2 10 –1 1 tr td 90% 10% tf 10 10 2 Collector current IC (mA) +10V 50kΩ 100µF 16V Sig.OUT ,,, 10 –1 Sig.IN – 50Ω 10 –2 1 10 5kΩ 50Ω Sig.OUT 50Ω 2mA 10 2 + ,,, ,, 10 –3 tr 90% 10% Sig.IN Measurement circuit of frequency characteristics 1 IF = 5mA P (dB) Relative power output 10 –2 10 –1 td Collector current IC (mA) Frequency characteristics 10 Sig. OUT RL , ,,, Sig. OUT 50Ω 100Ω 1 ,, Sig.IN 10 –1 500Ω tf (µs) 500Ω Fall time 10 –2 RL = 1kΩ 10 RL = 1kΩ tr (µs) 10 –1 Rise time Dark current ICEO (µA) 1 10 3 Frequency f (kHz) 3