TDA3609 Просмотр технического описания (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
SYMBOL
PARAMETER
CONDITIONS
Reset delay
Ich
charge current
Idch
discharge current
Vthr
rising voltage threshold
td
delay time
C = 47 nF; note 5
Regulator 1 (IREG1 = 5 mA unless otherwise specified)
VO(off)
output voltage off
VO(REG1) output voltage
∆V
∆VL
Iq
SVRR
line regulation
load regulation
quiescent current
supply voltage ripple
rejection
1 mA ≤ IREG1 ≤ 600 mA
12 V ≤ VP ≤ 18 V
12 V ≤ VP ≤ 18 V
1 mA ≤ IREG1 ≤ 600 mA
IR1 = 600 mA
fi = 3 kHz; Vi(p-p) = 2 V
Vd
IREGm1
IREGsc1
drop-out voltage
current limit
short-circuit current
IREG1 = 550 mA;
VP = 9.5 V; note 6
VREG1 > 8.5 V; note 7
RL ≤ 0.5 Ω; note 8
Regulator 2 (IREG2 = 5 mA unless otherwise specified)
VO(REG2) output voltage
∆V
∆VL
SVRR
line regulation
load regulation
supply voltage ripple
rejection
0.5 mA ≤ IREG2 ≤ 150 mA
IREG2 = 300 mA; note 9
8 V ≤ VP ≤ 18 V
18 V ≤ VP ≤ 50 V;
IREG2 ≤ 150 mA
6 V ≤ VP ≤ 18 V
6 V ≤ VP ≤ 50 V
1 mA ≤ IREG2 ≤ 150 mA
1 mA ≤ IREG2 ≤ 300 mA
f = 3 kHz; Vi(p-p) = 2 V
Vd
drop-out voltage
IREGm2
IREGsc2
current limit
short-circuit current
IREG2 = 100 mA;
VP = 4.75 V; note 6
IREG2 = 200 mA;
VP = 5.75 V; note 6
IREG2 = 100 mA;
Vbu = 4.75 V; note 10
IREG2 = 200 mA;
Vbu = 5.75 V; note 10
VREG2 > 4.5 V; note 7
RL ≤ 0.5 Ω; note 8
MIN.
TYP.
2
4
500 800
2.5 3.0
20
35
−
1
9.5 10.0
9.5 10.0
−
2
−
20
−
25
60
70
−
0.4
0.65 1.2
250 800
4.75 5.0
4.75 5.0
4.75 5.0
4.75 5.0
−
2
−
15
−
20
−
−
60
70
−
0.4
−
0.8
−
0.2
−
0.8
0.32 0.37
20
100
MAX.
8
−
3.5
70
400
10.5
10.5
75
100
60
−
0.7
−
−
5.25
5.25
5.25
5.25
50
75
50
100
−
0.6
1.2
0.5
1.0
−
−
UNIT
µA
µA
V
ms
mV
V
V
mV
mV
mA
dB
V
A
mA
V
V
V
V
mV
mV
mV
mV
dB
V
V
V
V
A
mA
1997 Aug 15
10
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