Datasheet

CNY74–2H/ CNY74–4H
Vishay Telefunken
Rev. A2, 19–Jul–99 5 (9)
Typical Characteristics (T
amb
= 25 _ C, unless otherwise specified)
0
50
100
150
200
250
300
0 40 80 120
P – Total Power Dissipation ( mW )
T
amb
– Ambient Temperature ( °C )96 11700
tot
Coupled device
Phototransistor
IR-diode
Figure 4. Total Power Dissipation vs.
Ambient Temperature
0.1
1.0
10.0
100.0
1000.0
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
V
F
– Forward Voltage ( V )96 11862
F
I – Forward Current ( mA )
Figure 5. Forward Current vs. Forward Voltage
–25 0 25 50
0
0.5
1.0
1.5
2.0
CTR – Relative Current Transfer Ratio
rel
T
amb
– Ambient Temperature ( °C )95 11025
75
V
CE
=5V
I
F
=5mA
Figure 6. Relative Current Transfer Ratio vs.
Ambient Temperature
0255075
1
10
100
1000
10000
I – Collector Dark Current,
CEO
T
amb
– Ambient Temperature ( °C )
100
95 11026
with open Base ( nA )
V
CE
=20V
I
F
=0
Figure 7. Collector Dark Current vs.
Ambient Temperature
0.1 1 10
0.01
0.1
1
100
I – Collector Current ( mA )
C
I
F
– Forward Current ( mA )
100
95 11027
10
V
CE
=5V
Figure 8. Collector Current vs. Forward Current
0.1 1 10
0.1
1
10
100
V
CE
– Collector Emitter Voltage ( V )
100
95 10985
I – Collector Current ( mA )
C
I
F
=50mA
5mA
2mA
1mA
20mA
10mA
Figure 9. Collector Current vs. Collector Emitter Voltage