TDA3609JR Просмотр технического описания (PDF) - Philips Electronics
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TDA3609JR Datasheet PDF : 20 Pages
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Philips Semiconductors
Multiple voltage regulator with switch and
ignition buffers
Preliminary specification
TDA3609JR
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
Regulator 3 (IREG3 = 5 mA unless otherwise specified)
VO(off)
output voltage off
VO(REG3) output voltage
∆V
∆VL
Iq
SVRR
line regulation
load regulation
quiescent current
supply voltage ripple
rejection
1 mA ≤ IREG3 ≤ 500 mA
7 V ≤ VP ≤ 18 V
7 V ≤ VP ≤ 18 V
1 mA ≤ IREG3 ≤ 500 mA
IR3 = 500 mA
fi = 3 kHz; Vi(p-p) = 2 V
−
4.75
4.75
−
−
−
60
Vd
IREGm3
IREGsc3
drop-out voltage
current limit
short-circuit current
IREG3 = 500 mA;
VP = 5.75 V; note 6
VREG3 > 4.5 V; note 7
RL ≤ 0.5 Ω; note 8
−
0.60
100
Power switch
Vd
drop-out voltage
Isw = 1 A; VP = 13.5 V;
−
note 11
Isw = 1.8 A; VP = 13.5 V; −
note 11
Idc
continuous current
VP = 16 V; Vsw = 13.5 V
1.8
Vcl
clamping voltage
VP ≥ 17 V
13.5
IM
peak current
VP = 17 V; notes 12 and 13 3
Vfb
fly back voltage behaviour Isw = −100 mA
−
Isc
short-circuit current
VP = 14.4 V; Vsw < 1.2 V; −
note 13
1
5.0
5.0
2
20
19
70
1
0.80
400
0.6
1.4
2.0
15.0
−
VP + 3
0.8
Back-up switch
Idc
continuous current
Vcl
clamping voltage
Ir
reverse current
VP ≥ 16.7 V
VP = 0 V; Vbu = 12.4 V
Schmitt trigger for enable input of ignition 1
Vthr
rising threshold voltage of
ignition 1 input
Vthf
falling threshold voltage of
ignition 1 input
Vhys
ILI
II(clamp)
VIH(clamp)
hysteresis voltage
input leakage current
input clamping current
HIGH-level input clamping
voltage
VIGN1in = 5 V
VIGN1in > 50 V
VIL(clamp) LOW-level input clamping
voltage
0.3 0.35
−
−
−
−
2.75 3.25
0.8 −
1.5 −
−
−
−
−
VP
−
−0.6 −
MAX.
400
5.25
5.25
50
75
45
−
1.5
−
−
0.85
1.9
−
16.0
−
22
−
−
16
900
3.75
1.3
−
1.0
50
50
0
UNIT
mV
V
V
mV
mV
mA
dB
V
A
mA
V
V
A
V
A
V
A
A
V
mA
V
V
V
µA
mA
V
V
1997 Aug 15
11
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