tda3681 NXP Semiconductors, tda3681 Datasheet - Page 11
tda3681
Manufacturer Part Number
tda3681
Description
Multiple Voltage Regulator With Switch And Ignition Buffer
Manufacturer
NXP Semiconductors
Datasheet
1.TDA3681.pdf
(29 pages)
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Philips Semiconductors
2004 Mar 31
handbook, full pagewidth
Multiple voltage regulator with switch and
ignition buffer
regulator 1/3
V P1 = V P2
regulator 1
regulator 3
regulator 4
regulator 4
enable
enable
enable
switch
switch
output
power
power
V P
16.9 V
8.9 V
7.0 V
4.0 V
1.8 V
1.3 V
8.5 V
5.0 V
1.8 V
1.3 V
3.3 V
7.0 V
4.0 V
1.8 V
1.3 V
18 V
16 V
0 V
0 V
0 V
0 V
Fig.7 Timing diagram of regulators and power switch.
V P and enable Schmitt trigger
load dump
load dump
Power switch behaviour
11
Product specification
MGL906
TDA3681