Document
Optoisolators (Photocouplers)
CNC1S171
Optoisolator
For isolated signal transmission Features
High current transfer ratio : CTR >50% High I/O isolation voltage : VISO = 5000 Vrms (min.) Fast response : tr = 2 µs, tf = 3 µs(typ.) Low dark current : ICEO < 100nA 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)
4.58±0.3
Unit : mm
5.0 max. 0.3 min. 1 2 4 3
4-0.5±0.1 4-1.2±0.15 2.54±0.25
2.54 min.
7.62±0.3 6.2±0.5
3.85±0.3 2.0
0.25 –0 10~12
+0.15
Absolute Maximum Ratings (Ta = 25˚C)
Parameter Reverse voltage (DC) Forward current (DC) Input (Light emitting diode) Pulse forward current Power dissipation Collector current Output (Photo Collector to emitter voltage transistor) Emitter to collector voltage Collector power dissipation Isolation voltage, input to output Total power dissipation Operating ambient temperature Storage temperature Symbol Ratings VR IF IFP*1 PD
*2
Unit V mA A mW mA V V mW Vrms mW ˚C ˚C
1
4
6 50 1 75 50 80 7 150 5000 200
2 Pin connection
3
1: Anode 2: Cathode 3: Emitter 4: Collector
IC VCEO VECO PC
*3
VISO PT
Topr –30 to +100 Tstg –55 to +125
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.
*1 *2
Electrical Characteristics (Ta = 25˚C)
Parameter 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 Isolation voltage, input to output Transfer Isolation resistance, input to output characteristics Rise time Fall time
*1 DC *2 *3
Symbol IR VF Ct VR = 3V IF = 50mA
Conditions
min
typ 1.35 15 5
max 10 1.5 100
Unit µA V pF nA V pF
Reverse current (DC)
VR = 0V, f = 1MHz 80
ICEO VCE = 20V VCEO IC = 100µA CC VISO CISO RISO tr*2 tf*3 VCE = 10V, f = 1MHz 50 5000 t = 1 min., RH < 60% f = 1MHz VISO = 500V VCC = 10V, IC = 5mA, RL = 100Ω 1011 CTR*1*4 VCE = 10V, IF = 5mA
10 600 0.7 2 3 0.1 0.2
% Vrms pF Ω µs µs V
Isolation capacitance, input to output
Collector to emitter saturation voltage VCE(sat) IF = 20mA, IC = 1mA
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
Optoisolators (Photocouplers)
*4 CTR
classifications Q 50 to 120 R 100 to 250 S 200 to 600
Class CTR (%)
PC , PD — Ta
Collector power dissipation , power dissipation PC , PD (mW)
160 PC 60
IF — VF
10 2 Ta = 25˚C 50 VCC = 10V Ta = 25˚C
IC — IF
IC (mA) Collector current
120
IF (mA)
10
40
Forward current
80 PD
30
1
20
40
10 –1
10
0 – 20
0 0 20 40 60 80 100 120
0
0.9
1.0.