K3640 Datasheet, PDF (3/3 Pages) KODENSHI KOREA CORP. – Photocoupler(These Photocouplers cosist of two Gallium Arsenide Infrared Emitting)

Photocoupler
K3640 • K3641
Forward Current vs.
Ambient Temperature
60
50
40
30
20
10
0
-20
0 20 40 60 80 100
Ambient Temperature Ta ( )
Collector Power Dissipation vs.
Ambient Temperature
250
200
150
100
50
0
-20 0 20 40 60 80 100
Ambient Temperature Ta ( )
Collector Current vs.
Collector-Emitter Voltage
Ta=25
IF=3mA
40
IF=2.5mA
30
IF=2mA
I F=1.5mA
PC(max.)
20
I F =1mA
10
I F =0.5mA
0
2
4
6
8
10
Collector-Emitter Voltage VCE (V)
Switching Time Test Circuit
R
VIN
VCC
RL
VO
Dark Current vs.
Ambient Temperature
10
1
0.1
0.01
VCE =24V
VCE =10V
0.001
0
20
40
60
80
100
Ambient Temperature Ta ( )
Test Circuit
Input
Output
10%
90% tr
tf
Waveform
Forward Current vs.
Forward Voltage
140
120
100
Ta=70
80
60
Ta=25
40
Ta=-55
20
0
0.4 0.8
1.2
1.6 2.0
Forward Voltage VF (V)
Collector Current vs.
Forward Current
100
Ta=25
VCE =2V
60
50
40
30
20
10
0
1
3
579
11
Forward Current IF (mA)
3/3