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L5957PDTR 데이터 시트보기 (PDF) - STMicroelectronics
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L5957PDTR
Multifunction voltage regulator for car radio
STMicroelectronics
L5957PDTR Datasheet PDF : 16 Pages
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Electrical specifications
Figure 4. Maximum ESR for stability valid for all the regulators outputs
ESR
[
Ω
]
10
Maximum ESR
5
1
0.5
5
AC00591
Stable region
Minimum ESR
10
100 C [µF]
L5957
Figure 5. Timing diagram of regulators and power switch
V
M
VIN1=VIN2
9V
DUMP
8.5V
REG1(8.5V)
3.3V
REG4(3.3V)
ENREG1-4
5V
REG3(5V)
ENREG3
5V
REG2(5V)
V
M
POWER SWITCH
9V
EN-SW
18V
≤
V
M
≤
22V
D02AU1420A
10/16
Doc ID 14442 Rev 2
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