L5956PD 데이터 시트보기 (PDF) - STMicroelectronics
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L5956PD Datasheet PDF : 16 Pages
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Timing diagrams
3
Timing diagrams
Figure 4. Timing diagram of regulators and power switch
VM
VIN1=VIN2
9V
DUMP
8.5V
REG1(8.5V)
5V
REG3(5V)
EN1-3
3.3V
REG4(3.3V)
EN4
5V
REG2(5V)
VM
POWER SWITCH
9V
L5956
EN-SW
18V < VM ≤ 22V
Figure 5. Backup and reset diagram
D02AU1420B
VBATT
14
5V PERM
5
4.8
4.7
5
3
CDELAY
RESET
BACKUP CAP.
t
t
D02AU1422
t
10/16
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