CNC1S101,CNZ3132,CNZ3133,CNZ3134
Optoisolators (Photocouplers)
Absolute Maximum Ratings (Ta = 25˚C)
Parameter
Symbol Ratings Unit
Reverse voltage (DC)
Forward current (DC)
VR
6
50
1
V
mA
A
Input (Light
IF
*1
emitting diode) Pulse forward current
Power dissipation
IFP
PD
*2
75
50
80
7
mW
mA
V
Collector current
IC
Collector to emitter voltage VCEO
Emitter to collector voltage VECO
Output (Photo
transistor)
V
*3
Collector power dissipation PC
150
200
mW
mW
Total power dissipation
Operating ambient temperature
Storage temperature
PT
Topr –30 to +100 ˚C
Tstg –55 to +125 ˚C
*1
Pulse width ≤ 100 µs, repeat 100 pps
*2
*3
Input power derating ratio is 0.75 mW/˚C at Ta ≥ 25˚C.
Output power derating ratio is 1.5 mW/˚C at Ta ≥ 25˚C.
Electrical Characteristics (Ta = 25˚C)
Parameter
Symbol
IR
Conditions
min
typ
max
10
Unit
µA
V
Reverse current (DC)
Forward voltage (DC)
Capacitance between pins
Collector cutoff current
VR = 3V
Input
VF
IF = 50mA
1.35
15
5
1.5
characteristics
Ct
VR = 0V, f = 1MHz
pF
nA
V
ICEO VCE = 20V
100
600
Collector to emitter voltage VCEO IC = 100µA
CC VCE = 10V, f = 1MHz
Emitter to collector voltage VECO IE = 10µA
80
Output
characteristics Collector to emitter capacitance
3
pF
V
7
DC current transfer ratio
CTR*1, *5 VCE = 5V, IF =5mA
100
5000
%
Isolation voltage, input to output VISO t = 1 min., RH < 60%
Vrms
pF
Ω
Isolation capacitance, input to output
CISO f = 1MHz
0.7
Transfer
Isolation resistance, input to output RISO VISO = 500V
1011
characteristics
Rise time
Fall time
tr*2, *4 VCC = 10V, IC = 2mA
tf*3, *4 RL = 100Ω
2
3
µs
µs
V
Collector to emitter saturation voltage VCE(sat) IF = 20mA, IC = 1mA
0.1
0.2
*1 DC current transfer ratio (CTR) is a ratio of output current against DC input current.
*2
tr : Time required for the collector current to increase from 10% to 90% of its final value
*3
tf : Time required for the collector current to decrease from 90% to 10% of its initial value
*4
Rise and fall time measurement circuit
Sig.IN
VCC
(Input pulse)
90%
10%
Sig.OUT
(Output pulse)
td
50Ω
RL
tr
tf
td : Delay time
*5 CTR classifications
Class
General
100 to 600
R
S
CTR (%)
100 to 300
200 to 600
2