TDA3609 Ver la hoja de datos (PDF) - Philips Electronics
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TDA3609 Datasheet PDF : 20 Pages
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Philips Semiconductors
Multiple voltage regulator with switch and
ignition buffers
Preliminary specification
TDA3609JR
CHARACTERISTICS
VP = 14.4 V; Tamb = 25 °C; see Fig.7; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
Supply
VP
supply voltage
operating
11
regulator 2 on
note 1
2.4
jump start
t ≤ 10 minutes
−
load dump protection t ≤ 50 ms; tr ≥ 2.5 ms
−
Iq
quiescent supply current VP = 12.4 V; note 2;
−
IREG2 = 0.1 mA
VP = 14.4 V; note 2;
−
IREG2 = 0.1 mA
Schmitt trigger power supply for switch, regulator 1 and regulator 3
Vthr
rising threshold voltage
6.5
Vthf
falling threshold voltage
4.0
Vhys
hysteresis voltage
2.1
Schmitt trigger for regulator 2
Vthr
rising threshold voltage
6.0
Vthf
falling threshold voltage
1.7
Vhys
hysteresis voltage
−
Schmitt trigger for enable input (regulator 1, regulator 3 and switch)
Vthr
rising threshold voltage
1.7
Vthf
falling threshold voltage
1.5
Vhys
hysteresis voltage
IREG = Isw = 1 mA
0.1
ILI
input leakage current
Ven = 5 V
1
Reset trigger level
Vthr
rising threshold voltage of VP rising; IREG1 = 50 mA; 4.5
regulator 2
note 3
14.4
14.4
−
−
500
520
7.0
4.5
2.5
6.5
1.9
4.6
2.2
2.0
0.2
5
VREG2 − 0.15
Schmitt trigger for hold
Vthr
rising threshold voltage of
regulator 1
Vthf
falling threshold voltage of
regulator 1
Vhys
hysteresis voltage
Reset and hold buffer
IsinkL
ILO
LOW-level sink current
output leakage current
rise time
fall time
VP rising; note 3
VP falling; note 3
VRES/HOLD ≤ 0.8 V
VP = 14.4 V;
VRES/HOLD = 5 V
note 4
note 4
−
VREG1 − 0.15
9.2
VREG1 − 0.35
0.1 0.2
2
−
−
0.1
−
7
−
1
MAX.
UNIT
18
V
18
V
30
V
50
V
600
µA
−
µA
7.5
V
5.0
V
3.3
V
7.1
V
2.2
V
−
V
2.7
V
2.5
V
0.5
V
10
µA
VREG2 − 0.1 V
VREG1 − 0.075 V
−
V
0.3
V
−
mA
5
µA
50
µs
50
µs
1997 Aug 15
9
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