TDA3681A Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
TDA3681A Datasheet PDF : 22 Pages
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Philips Semiconductors
Multiple voltage regulator with
switch and ignition buffer
BLOCK DIAGRAM
Product specification
TDA3681A
handbook, full pagewidth
(14.4 V) 14
VP1
8
ENSW
(14.4 V) 20
VP2
6
EN4
HEATTAB
11
n.c.
15
n.c.
18
7
EN1/3
5
CRES
2
IGNIN
2003 Aug 29
POWER SWITCH
(14 V/
16 3 A)
SW
TEMPERATURE
&
LOAD DUMP
PROTECTION
BACKUP SWITCH
BACKUP CONTROL
REGULATOR 2
&
REGULATOR 4
(14 V/
13 100 mA)
BU
(5 V/
12 300 mA)
REG2
(3.3 V/
1 1 A)
REG4
(5 V/
19 1400 mA)
&
REGULATOR 3
REG3
TDA3681A
(8.5 V/
17 600 mA)
&
REGULATOR 1
REG1
9
HOLD
+
4
RES
IGNITION BUFFER
10
GND
3
MGU561
IGNOUT
Fig.1 Block diagram.
4
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