HIN1
t DS
DSH1
8V
7V
Soft Shutdown Driver Enable for H.S. output on Desaturation
and all Low Side output
&
Hold Driver Enable for the remaining H.S. output
t
t SS
DESAT2
HO1
IR2238Q
3.3V
or 5V
active
Hard Shutdown Driver Enable for all output
active
Figure 6.2 High Side Desat Soft Shutdown Timing Waveform
BRIN
t DS
3.3V
or 5V
DSB
BR
8V
7V
tDESAT7
Hard Shutdown
in effect
HO1,2,3
LO1,2,3
t t DESAT5, DESAt6
Hard Shutdown
in effect
Figure 6.3 Brake Desat Timing Waveform
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