15
1
2
3
4
8
7
6
5
I
0.1 µF
F
I
= 7 to 16 mA
F
V
= 15
CC
to 30 V
+
–
t
t
f
r
500 Ω
+
V
O
–
90%
10 KHz
50% DUTY
CYCLE
10 Ω
10 nF
50%
10%
V
OUT
t
t
PHL
PLH
Figure 23. tPLH, tPHL, tr, and tf Test Circuit and Waveforms.
V
CM
δV
V
CM
1
2
3
4
8
7
6
5
=
δt
∆t
I
F
0.1 µF
A
B
0 V
∆t
+
–
+
–
V
O
5 V
V
= 30 V
CC
V
V
OH
V
O
SWITCH AT A: I = 10 mA
F
V
O
OL
SWITCH AT B: I = 0 mA
F
+
V
= 1500 V
CM
Figure 24. CMR Test Circuit and Waveforms.