TDA3681ATH/N1C,512 NXP Semiconductors, TDA3681ATH/N1C,512 Datasheet - Page 4

• Manufacturer Part Number: TDA3681ATH/N1C,512
• Description: IC VOLT REG W/SW & IGNIT 20-HSOP
• Manufacturer: NXP Semiconductors

Specifications of TDA3681ATH/N1C,512

• Applications: Ignition Buffer, Regulator
• Current - Supply: 110µA
• Voltage - Supply: 9.5 V ~ 18 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-HSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935285812512; TDA3681ATH/N1C; TDA3681ATH/N1C

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