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PDF TDA3661 Data sheet ( Hoja de datos )

Número de pieza TDA3661
Descripción Very low dropout voltage/quiescent current adjustable voltage regulator
Fabricantes NXP Semiconductors 
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No Preview Available ! TDA3661 Hoja de datos, Descripción, Manual

INTEGRATED CIRCUITS
DATA SHEET
TDA3661
Very low dropout voltage/quiescent
current adjustable voltage regulator
Preliminary specification
Supersedes data of 1999 Sep 29
File under Integrated Circuits, IC01
2000 Feb 01

1 page




TDA3661 pdf
Philips Semiconductors
Very low dropout voltage/quiescent current
adjustable voltage regulator
Preliminary specification
TDA3661
CHARACTERISTICS
VP = 14.4 V; Tamb = 25 °C; k = 4.01929 (note 1); measured with test circuit of Fig.3; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Supply voltage: pin VP
VP supply voltage
TDA3661T
TDA3661AT
Iq quiescent supply current
Regulator output: pin REG; note 3
regulator operating; note 2
VP = 4.5 V; IREG = 0 mA
VP = 14.4 V; IREG = 0 mA
6 V VP 24 V; IREG = 10 mA
6 V VP 24 V; IREG = 50 mA
3
3
14.4 33
14.4 45
10 30
15 30
0.2 0.5
1.4 2.5
V
V
µA
µA
mA
mA
VREG
VREG(drop)
VREG(stab)
VREG(adj)
VREG(line)
VREG(load)
SVRR
Vref
IREG(crl)
ILO(rp)
output voltage
dropout voltage
output voltage long-term stability
output voltage adjust range
line input regulation voltage
load output regulation voltage
supply voltage ripple rejection
reference voltage
output current limit
output leakage current at reverse
polarity
8 V VP 22 V; IREG = 0.5 mA
0.5 mA IREG 100 mA
6 V VP 45 V; IREG = 0.5 mA
VP = 4.5 V; Tamb 85 °C;
IREG = 50 mA
7 V VP 22 V; IREG = 0.5 mA
7 V VP 45 V; IREG = 0.5 mA
0.5 mA IREG 50 mA
fi = 120 Hz;
Vi(ripple) = 1 V (RMS);
IREG = 0.5 mA
VP = 14.4 V
VREG > 4 V
VP = 15 V; VREG = 0.3 V
4.8 5.0 5.2 V
4.75 5.0 5.25 V
4.75 5.0 5.25 V
0.18 0.3 V
20 mV/1000 h
1.5
VP V
1 30 mV
1 50 mV
10 50 mV
50 60
dB
1.181
0.17
1.244
0.3
1
1.306
500
V
A
µA
Notes
1. The output voltage can be calculated using the following formula: VREG = Vref × k where k = R-----1---R--+---2--R-----2-- and
R1 + R2 100 k.
2. The regulator output will follow VP if VP < VREG + VREG(drop).
3. Limiting values as applicable for device types:
a) TDA3661T: VP 33 V and 40 °C Tamb +85 °C.
b) TDA3661AT: VP 45 V and 40 °C Tamb +125 °C.
2000 Feb 01
5

5 Page





TDA3661 arduino
Philips Semiconductors
Very low dropout voltage/quiescent current
adjustable voltage regulator
handbook,3h0alfpage
SVRR
(dB)
40
MDA956
(1)
(2)
50
(1)
60
(3)
(2)
70 (3)
10
102
103
104
105
f (Hz)
IREG = 10 mA; C2 = 10 µF.
(1) SVRR at RL = 100 .
(2) SVRR at RL = 500 .
(3) SVRR at RL = 10 k.
Fig.18 SVRR as a function of the ripple frequency.
Preliminary specification
TDA3661
2000 Feb 01
11

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