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L5956PDTR Datasheet(PDF) 5 Page - STMicroelectronics

Part # L5956PDTR
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

L5956PDTR Datasheet(HTML) 5 Page - STMicroelectronics

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L5956
Block diagram and pins description
5/16
1
Block diagram and pins description
1.1
Block diagram
Figure 1.
Block diagram
1.2
Pins description
Figure 2.
Pins connection (top view)
POWER
SWITCH
IGNITION
BUFFER
THERMAL
PROTECTION
RESET
BUFFER
DUMP LOAD
PROTECTION
REG1
REG2
REG3
REG4
VINI (MAIN)
EN_SW
EN 1_3(8.5V_5V)
BU
VIN2
EN 4(3.3V)
IGNIN
RES
HOLD
REG 4(3.3V)
REG 3(5V)
REG 2(PERM)(5V)
REG 1(8.5V)
SW
IGNOUT
D02AU1342
CRES
GND
HOLD
EN_SW
ENREG1_3(8.5V_5V)
ENREG4(3.3V)
RES
CRES
IGNOUT
IGNIN
REG3(5V)
N.C.
REG1(8.5V)
N.C.
SW
VIN1
BU
REG2(5V)
HEATSINK
10
8
9
7
6
5
4
3
2
13
14
15
16
17
19
18
20
12
1
11
REG4(3.3V)
VIN2
D02AU1343
1
2
3
4
5
6
7
9
10
11
8
BU
REG2
VIN1
GND
HOLD
EN SW
EN REG1,3
EN REG4
CRES
RES
REG4
13
14
15
12
VIN2
REG3
REG1
SWITCH
D03AU1513
PowerSO
Multiwatt



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