Datasheet

©1983 Fairchild Semiconductor Corporation www.fairchildsemi.com
MCT5201M, MCT5210M, MCT5211M Rev. 1.1.3 7
MCT5201M, MCT5210M, MCT5211M — Low Input Current Phototransistor Optocouplers
Typical Performance Curves
Fig. 1 LED Forward Voltage vs. Forward Current
Fig. 2 Normalized Current Transfer Ratio vs.
Forward Current
Fig. 3 Normalized CTR vs. Temperature
Fig. 4 Normalized Collector vs.
Collector-Emitter Voltage
Fig. 5 Normalized Collector Base Photocurrent
Ratio vs. Forward Current
Fig. 6 Normalized Collector-Base Current
vs. Temperature
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.1 1 10
V
F
– FORWARD VOLTAGE (V)
10
1
0.1
0.01
0.001
0.0001
100
10
1
0.1
0.01
10
1
0.1
0.01
0.001
NORMALIZED CURRENT TRANSFER RATIO
NORMALIZED I
CB
– COLLECTOR-BASE
PHOTO CURRENT
NORMALIZED COLLECTOR-BASE
CURRENT
NORMALIZED I
CE
–
COLLECTOR-EMITTER CURRENT
NORMALIZED CURRENT TRANSFER RATIO
I
F
– LED FORWARD CURRENT (mA)
T
A
– AMBIENT TEMPERATURE (°C)
T
A
– AMBIENT TEMPERATURE (°C)
I
F
– FORWARD CURRENT (mA)
V
CE
– COLLECTOR-EMITTER VOLTAGE (V)
I
F
– FORWARD CURRENT (mA)
100 0.1
-20 0 20 40 60
-60 -40 -20 0 20 40 60 80 100
0.1 1 10
0.1 1 10010
110
T
A
= -40°C
T
A
= 25°C
T
A
= 100°C
I
F
= 2mA
I
F
= 1mA
I
F
= 0.5mA
I
F
= 0.2mA
Normalized to:
I
F
= 5mA
V
CE
= 5V
T
A
= 25°C
I
F
= 0.2mA
I
F
= 0.5mA
I
F
= 1mA
I
F
= 2mA
I
F
= 5mA
I
F
= 10mA
Normalized to:
I
F
= 5mA
V
CB
= 4.3V
T
A
= 25°C
Normalized to:
I
F
= 5mA
V
CB
= 4.3V
T
A
= 25°C
I
F
= 0.2mA
I
F
= 0.5mA
I
F
= 1mA
I
F
= 2mA
I
F
= 5mA
I
F
= 10mA
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
Normalized to:
I
F
= 5mA
V
CE
= 5V
T
A
= 25°C
-40 -20 100 120
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
Normalized to:
I
F
= 5mA
V
CE
= 5V
T
A
= 25°C
I
F
= 10mA
I
F
= 5mA