
Switching Time Definitions
1
IN
V B
8
+15V
SD
2
SD
HO
7
HO
10uF
100nF
1nF
3
COM
V S
6
LO
4
LO
V DD
5
+15V
1nF
IN
HO
LO
SD
10uF
Figure 26. Switching Time Test Circuit
100nF
DT1
DT2
DT1
DT2
Shutdown
DT2
DT1
Shutdown
DT1
DT2
Figure 27. Input/Output Timing Diagram
IN
LO
50%
t OFF
t R
90%
50%
t ON
t R
90%
t ON
10%
t R
10%
HO
90%
90%
10%
t OFF
t F
10%
Figure 28. Switching Time Waveform Definition
? 2008 Fairchild Semiconductor Corporation
FAN73932 ? Rev. 1.0.1
www.fairchildsemi.com