L9997 데이터 시트보기 (PDF) - STMicroelectronics
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L9997 Datasheet PDF : 9 Pages
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Figure 2. Timing Diagram.
Standby Mode
Operating Mode
EN
I N1
I N2
DIAG
tO NHL
OUT1 Tristate
t dLH
90%
tO NLH
10%
tr
90%
50%
O UT2
Tristat e
10%
tr
t dHL
tf
t dHL
tf
t dLH
O ver temperature
or Overvoltage
L9997ND
Standby Mode
t dLH
t dHL
t O FFLH
Tristate
t dHL
t dLH
Tristate
Tristate
t O FFHL
Tristate
Figure 3. Typical RON - Characteristics of Source and Sink Stage
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