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L5957
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P16
September 2013
Doc ID 14442 Rev
3
1/16
1
L5957
Multifunction v
oltage regulator f
or car radio
Features
■
Four outputs:
–
8.5 V @ 500 mA
–
5 V @ 300 mA P
er
manent
–5
V
@
8
0
0
m
A
–
3.3 V @ 800 mA
■
2 A high side driver
■
Reset function
■
Ignition c
omparator
■
Load dump prote
ction
■
Thermal shutdo
wn
■
Overcurrent limitation
■
All pins ESD protected
Description
The L5957 contai
ns a triple v
oltage regula
tor and
a power s
witc
h.
The IC includes a monitoring circuit f
or detection.
The IC f
eatures a very low quiescent current in
standby
.
PowerSO20 (Slug up)
Multiwatt15 (Vertical)
T
able 1.
Device
summary
Order code
Pa
cka
ge
Pac
king
L5957PD
P
owerSO20 (slug up)
T
ube
L5957PDTR
P
owerSO20 (slug up)
T
ape
and reel
L5957
Multiwatt15 (V
e
r
tical)
T
ube
www
.s
t.com
Contents
L5957
2/16
Doc ID 14442 Rev 3
Contents
1
Bloc
k and pins connection diagrams
. . . . . . . . . . . . .
. . . . . . . . . . . . . .
5
2
Electrical specifications
.
. . . . . . . . . . . . .
. . . . . . . . . . . . .
. . . . . . . . . . .
6
2.1
Absolute maximum ratings
. . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . .
6
2.2
Thermal data
. . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . .
. . . .
6
2.3
Electrical characteristics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6
3
P
ackage inf
ormation
. . . . . . .
. . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . .
13
4
Revision history
. . . . . . . .
. . . . . . . . . . . .
. . . . . . . . . . . .
. . . . . . . . . . .
15
L5957
List of tables
Doc ID 14442 Rev
3
3/16
List of tables
Table 1.
Device summ
ary
. . . . . . . . . . .
. . . . . . . .
. . . . . . . .
. . . . . . . .
. . . . . . . . . .
. . . . . . . .
. . . . .
1
Table 2.
Absolute ma
ximum ratings .
. . . . . . . .
. . . . . . . .
. . . . . . . . . .
. . . . . . . .
. . . . . . . .
. . . . .
. . 6
Table 3.
Thermal data
. . . . . . .
. . . . . . . . .
. . . . . . . .
. . . . . . . .
. . . . . . . . .
. . . . . . . .
. . . . .
. .
. . . . . 6
Table 4.
Electrical char
acteristics
. .
. . . . . . . .
. . . . . . . .
. . . . . . . .
. . . . . . . . . .
. . . . . . . .
. . .
.
. . . . 6
Table 5.
Document rev
ision history
.
. . . . . . . .
. . . . . . . . . .
. . . . . . . .
. . . . . . . .
. . . . . . . .
. . . .
. . 15
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P16
L5957
Mfr. #:
Buy L5957
Manufacturer:
STMicroelectronics
Description:
LDO Voltage Regulators Multifunction Voltage Regulator
Lifecycle:
New from this manufacturer.
Delivery:
DHL
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Ups
TNT
EMS
Payment:
T/T
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