tda3681a NXP Semiconductors, tda3681a Datasheet - Page 4
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tda3681a
Manufacturer Part Number
tda3681a
Description
Tda3681a Multiple Voltage Regulator With Switch And Ignition Buffer
Manufacturer
NXP Semiconductors
Datasheet
1.TDA3681A.pdf
(22 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
tda3681aTH
Manufacturer:
MITSUBISHI
Quantity:
22
Part Number:
tda3681aTH
Manufacturer:
HSOP20
Quantity:
20 000
Philips Semiconductors
BLOCK DIAGRAM
2003 Aug 29
handbook, full pagewidth
Multiple voltage regulator with
switch and ignition buffer
HEATTAB
ENSW
C RES
IGN IN
EN1/3
V P1
EN4
V P2
n.c.
n.c.
(14.4 V)
(14.4 V)
11
15
18
8
7
5
2
14
20
6
Fig.1 Block diagram.
BACKUP CONTROL
BACKUP SWITCH
POWER SWITCH
&
&
&
&
4
IGNITION BUFFER
10
GND
REGULATOR 2
REGULATOR 4
REGULATOR 3
REGULATOR 1
TDA3681A
TEMPERATURE
PROTECTION
LOAD DUMP
MGU561
16
13
12
19
17
1
9
4
3
(3.3 V/
1 A)
(8.5 V/
600 mA)
(14 V/
100 mA)
(5 V/
300 mA)
(5 V/
1400 mA)
(14 V/
3 A)
Product specification
SW
BU
REG2
REG4
REG3
REG1
RES
IGN OUT
HOLD
TDA3681A