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L5957 Datasheet(PDF) 10 Page - STMicroelectronics

Part # L5957
Description  Multifunction voltage regulator for car radio
PDF  16 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L5957 Datasheet(HTML) 10 Page - STMicroelectronics

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Electrical specifications
L5957
10/16
Doc ID 14442 Rev 3
Figure 4.
Maximum ESR for stability valid for all the regulators outputs
Figure 5.
Timing diagram of regulators and power switch
5
10
100
C [µF]
ESR
[
Ω]
0.5
10
1
5
Maximum ESR
Minimum ESR
Stable region
AC00591
9V
V
VIN1=VIN2
9V
POWER SWITCH
8.5V
3.3V
REG1(8.5V)
REG4(3.3V)
5V
REG3(5V)
ENREG1-4
5V
REG2(5V)
ENREG3
EN-SW
DUMP
D02AU1420A
M
VM
18V
≤ VM ≤ 22V



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