TDA3618AJR Просмотр технического описания (PDF) - Philips Electronics
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TDA3618AJR Datasheet PDF : 24 Pages
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Philips Semiconductors
Multiple voltage regulator with
switch and ignition buffers
Product specification
TDA3618AJR
CHARACTERISTICS
VP = 14.4 V; Tamb = 25 °C; see Fig.8; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies
VP
supply voltage
operating
11 14.4
18
V
regulator 2 on; note 1 2.4 14.4
18
V
jump start; t ≤ 10 minutes −
−
30
V
load dump protection; −
−
50
V
t ≤ 50 ms; tr ≥ 2.5 ms
Iq
quiescent supply current VP = 12.4 V; note 2
−
390
500
µA
VP = 14.4 V; note 2
−
400
−
µA
Schmitt trigger for regulator 1, regulator 3 and the power switch
Vth(r)
rising threshold voltage
Vth(f)
falling threshold voltage
Vhys
hysteresis voltage
Schmitt trigger for regulator 2
6.5 7.0
7.5
V
4.0 4.5
5.0
V
−
2.5
−
V
Vth(r)
rising threshold voltage
6.0 6.5
7.1
V
Vth(f)
Vhys
falling threshold voltage
hysteresis voltage
1.7 1.9
2.3
V
−
4.6
−
V
Schmitt trigger for enable inputs (regulator 1, regulator 3 and the power switch)
Vth(r)
rising threshold voltage
1.4 1.8
2.4
V
Vth(f)
falling threshold voltage
0.9 1.3
1.9
V
Vhys
hysteresis voltage
IREG = ISW = 1 mA
−
0.5
−
V
ILI
input leakage current
VEN = 5 V
1
5
10
µA
Reset trigger level of regulator 2
Vth(r)
Vth(f)
rising threshold voltage
falling threshold voltage
VP rising; IREG1 = 50 mA; 4.43 VO(REG2) − 0.15 VO(REG2) − 0.1 V
note 3
VP falling; IREG1 = 50 mA; 4.4
note 3
VO(REG2) − 0.20 VO(REG2) − 0.15 V
Schmitt triggers for HOLD output
Vth(r)(REG1)
Vth(f)(REG1)
Vhys(REG1)
Vth(r)(REG3)
Vth(f)(REG3)
Vhys(REG3)
rising threshold voltage of
regulator 1
falling threshold voltage of
regulator 1
hysteresis voltage due to
regulator 1
rising threshold voltage of
regulator 3
falling threshold voltage of
regulator 3
hysteresis voltage due to
regulator 3
VP rising; note 3
VP falling; note 3
VP rising; note 3
VP falling; note 3
−
VO(REG1) − 0.15 VO(REG1) − 0.075 V
8.1 VO(REG1) − 0.35 −
V
−
0.2
−
V
−
VO(REG3) − 0.15 VO(REG3) − 0.075 V
4.1 VO(REG3) − 0.35 −
V
−
0.2
−
V
2001 May 02
11
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