©1983 Fairchild Semiconductor Corporation www.fairchildsemi.com
MCT5201M, MCT5210M, MCT5211M Rev. 1.1.3 8
MCT5201M, MCT5210M, MCT5211M — Low Input Current Phototransistor Optocouplers
Typical Performance Curves (Continued)
Fig. 7 Collector-Emitter Dark Current vs.
Ambient Temperature
Fig. 8 Switching Time vs.
Ambient Temperature
Fig. 9 Switching Time vs.
Ambient Temperature
Fig. 10 Switching Time vs.
Ambient Temperature
Fig. 11 Switching Time vs.
Ambient Temperature
Fig. 12 Switching Time vs.
Base-Emitter Resistance
0102030405060708090
10000
1000
100
10
1
0.1
I
CEO
– DARK CURRENT (nA)
T
A
– AMBIENT TEMPERATURE (°C) T
A
– AMBIENT TEMPERATURE (°C)
100
120-40 -20 0 20 40 60 80 100
T
A
– AMBIENT TEMPERATURE (°C)
120-40 -20 0 20 40 60 80 100
T
A
– AMBIENT TEMPERATURE (°C)
120-20-40 0 20 40 60 80 100
T
A
– AMBIENT TEMPERATURE (°C) R
BE
– BASE-EMITTER RESISTANCE (kΩ)
-40 -20 0 20 40 60 80 100 120
I
F
= 0mA
V
CE
= 10V
t – SWITCHING TIME (µs)
t – SWITCHING TIME (µs)
t – SWITCHING TIME (µs)
t – SWITCHING TIME (µs)
t – SWITCHING TIME (µs)
10 100 1000 10000
1
10
100
0
5
10
15
20
25
30
t
PHL
t
PLH
t
f
t
s
t
r
t
d
I
F
= 10mA
V
CC
= 5V
R
L
= 1kΩ
R
BE
= 330kΩ
0
5
10
15
20
25
30
t
PHL
t
PLH
t
f
t
s
t
r
t
d
I
F
= 10mA
V
CC
= 5V
R
L
= 1kΩ
R
BE
= 100kΩ
Refer to Figure 13 for switching time circuit
0
4
8
12
16
20
t
PHL
t
PLH
t
f
t
s
t
r
t
d
I
F
= 5mA
V
CC
= 5V
R
L
= 1kΩ
R
BE
= 330kΩ
Refer to Figure 13 for switching time circuit
0
4
8
12
16
20
t
PHL
t
PLH
t
f
t
s
t
r
t
d
I
F
= 5mA
V
CC
= 5V
R
L
= 1kΩ
R
BE
= 100kΩ
Refer to Figure 13 for switching time circuit
V
CC
= 5V
T
A
= 25°C
t
PHL
, I
F
= 3mA, R
L
= 3.3kΩ
t
t
PLH
, I
F
= 1mA, R
L
= 10kΩ
t
PHL
, I
F
= 1mA, R
L
= 10kΩ
PHL
, I
F
= 1.6mA, R
L
= 4.7kΩ
t
PLH
I
F
= 1.6mA
R
L
= 4.7kΩ
t
PLH
I
F
= 3mA
R
L
= 3.3kΩ
Refer to Figure 13 for switching time circuit
