©2003 Fairchild Semiconductor Corporation www.fairchildsemi.com
FOD0708, FOD0738 Rev. 1.0.8 4
FOD0708 Single Channel CMOS Optocoupler, FOD0738 Dual Channel CMOS Optocoupler
Typical Performance Curves
Typical Switching Speed vs Pulse Input Current
I
F
-Pulse Input Current (mA)
579111315
t
P
-Propagation Delay (ns)
0
20
40
60
80
100
V
DD
=5V
T
A
=25
o
C
t
PHL
t
PLH
PWD
Typical Logic High Output Supply Current
vs Ambient Temperature
T
A
-AmbientTemperature (
o
C)
-40 -20 0 20 406080100
I
DDH
-LogicHighOutput Supply Current (mA)
2.0
2.5
3.0
3.5
4.0
4.5
5.0
V
DD
=5V
Typical Logic Low Output Supply Current
vs Ambient Temperature
T
A
-AmbientTemperature (
o
C)
-40 -20 0 20 406080100
I
DDL
-LogicLow Output Supply Current (mA)
2.0
2.5
3.0
3.5
4.0
4.5
5.0
V
DD
=5V
I
F
= 12mA
Figure 1. FOD0708
Figure 3. FOD0708 Figure 4. FOD0708
Figure 2. FOD0708
Typical Input Threshold Current
vs Ambient Temperature
T
A
-Ambient Temperature (
o
C)
-40 -20 0 20 406080100
I
TH
-Input Threshold Current (mA)
2
3
4
5
6
7
V
DD
=5V
I
OL
=20
µA
