L4959 데이터 시트보기 (PDF) - STMicroelectronics
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L4959 Datasheet PDF : 6 Pages
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L4959
MULTIFUNCTION VOLTAGE REGULATOR FOR HOME AUDIO
4 OUTPUTS:
12V (1.3A); 12V (0.8A); 8.6V (0.6A); 5.6V
(0.25A) STANDBY
OUT1 12V(a), OUT2 12V(b) AND OUT3 8.6V
WITH INDEPENDENT ENABLE CONTROL
) FOR STAND-BY MODE
t(s SHORT-CIRCUIT PROTECTION TO GROUND
THERMAL SHUTDOWN
duc DESCRIPTION
Pro t(s) The L4959 is a monolithic Multifunction Voltage
Regulator, designed mainly for supplying Home
te c Audio systems. The L4959 contains one un-
le u switched linear 5.6V regulator for Micro, two
d switched regulators 8.6V and 12V, suitable to
so ro feed CD or CD players and LED, Signal Process.
An additional 12V regulator for Solenoid Motor an
b P CD_TRAY Driven is also available.
Multiwatt 11
ORDERING NUMBER: L4959
ct(s) - Obsolete BLOCK DIAGRAM
rodu ) - O 2/10
lete P uct(s VS
REF
GEN
bso Prod 8
O te EN 8V
bsole7
O EN 12V(a)
5.6V, 250mA
REGULATOR
8.6V, 600mA
REGULATOR
SWITCHED
12V, 800mA
REGULATOR
SWITCHED
3
OUT 5.6V
9
OUT 8.6V
11
OUT 12V(a)
5
EN 12V(b)
12V, 1.3A
REGULATOR
SWITCHED
1
OUT 12V(b)
D97AU569C
GND
6
January 1999
1/6
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