tda3681a NXP Semiconductors, tda3681a Datasheet - Page 10
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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)
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Quantity
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Philips Semiconductors
CHARACTERISTICS
V
2003 Aug 29
Supplies
V
V
V
I
Schmitt trigger for power supply (regulators 1, 3 and 4)
V
V
V
Schmitt trigger for enable input (regulators 1, 3, 4 and power switch)
V
V
V
I
Reset trigger level of regulator 2
V
V
Schmitt triggers for hold circuit output
V
V
V
q(tot)
LI
P1
SYMBOL
P1
P2
bat(loaddump)
th(r)
th(f)
hys
th(r)
th(f)
hys
th(r)
th(f)
th(r)(VP)
th(f)(VP)
hys(VP)
Multiple voltage regulator with
switch and ignition buffer
= V
P2
= 14.4 V; T
supply voltage 1
supply voltage 2
battery overvoltage
shutdown
total quiescent supply
current
rising threshold voltage
falling threshold voltage
hysteresis voltage
rising threshold voltage
falling threshold voltage
hysteresis voltage
input leakage current
rising threshold voltage
falling threshold voltage
rising threshold voltage
of supply voltage
falling threshold voltage
of supply voltage
hysteresis voltage of
supply voltage
operating
reverse polarity
regulator 2 on
jump start
load dump protection
operating
reverse polarity
regulator 2 on
jump start
load dump protection
PARAMETER
amb
= 25 C; measured in test circuit of Fig.8; unless otherwise specified.
non-operating
note 1
t
t
non-operating
t
t
V
V
V
V
V
I
V
V
note 3
V
note 3
REG
P1
P
P
P1
P1
EN
P1
P1
10 minutes
50 ms; t
10 minutes
50 ms; t
= 12.4 V; note 2
= 14.4 V; note 2
and/or V
rising
falling
rising; I
falling; I
= 5 V
= I
SW
CONDITIONS
= 1 mA
r
r
REG1
REG1
P2
2.5 ms
2.5 ms
10
= 50 mA;
= 50 mA;
9.5
4
6.5
0
18
6.5
4.0
1.4
0.9
1
4.43
4.4
9.1
9.0
MIN.
14.4
14.4
14.4
20
105
110
7.0
4.5
2.5
1.8
1.3
0.5
5
V
V
9.7
9.4
0.3
REG2
REG2
TYP.
0.15 V
0.25 V
18
18
50
30
50
18
18
50
30
50
22
145
150
7.5
5.0
2.4
1.9
20
10.3
9.8
Product specification
REG2
REG2
TDA3681A
MAX.
0.1
0.13 V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
UNIT
A
A
A