Data Sheet

FODM8801X — OptoHiT™ Series, High-Temperature Phototransistor Optocoupler in Half-Pitch Mini-Flat 4-Pin Package
Test Circuits
Figure 15. Test Circuit for Propagation Delay, Rise Time, and Fall Time
Figure 16. Test Circuit for Instantaneous Common-Mode Rejection Voltage
Output Pulse
V
O
Monitoring Node
t
ON
R
M
I
F
1
+
2
4
3
Pulse Generator:
tr = 5
ns
Z
O
= 50 Ω
PW = 50
μs
DC = 1%
R
L
= 4.7 kΩ
+5
V
V
O
GND
I
F
Monitor
t
R
t
F
t
OFF
(I
F
= 1.6 mA)
V
OL
5 V
90%
10%
Input Pulse
V
O
(I
F
= 0 mA)
V
O
(I
F
= 1.6 mA)
Pulse Gen
V
CM
V
CM
R
M
SW
+5
V
1
kV
0
V
V
OH
2 V
0.8 V
V
OL
90%
10%
V
O
Monitoring Node
I
F
1
+
2
4
3
R
L
= 4.7 kΩ
GND
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2
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