IR2238Q 查看數據表（PDF） - Infineon Technologies
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IR2238Q Datasheet PDF : 17 Pages
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IR2238Q
PW in
BRIN HIN
LIN
50%
t on
tr
50%
PWout
t off
tf
HO (HOP=HON)
LO (LOP=LON)
BR
HOQ
LOQ
90%
10%
ton1
90%
10%
50%
10%
50%
Figure 5 Switching Time Waveforms
LIN 1,2,3
t DS
5V or
3.3V
3.3V
or 5V
DSL
8V
7V
Soft Shutdown Driver Enable for all L.S. output
&
Hold Driver Enable for all H.S. output
t
DESAT4
t SS
LO 1,2,3
active
Hard Shutdown Driver Enable for all output
Figure 6.1 Low Side Desat Soft Shutdown Timing Waveform
10
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