TPS71719

Manufacturer Part NumberTPS71719
DescriptionThe TPS717xx family of low-dropout (LDO), low-power linear regulators offers very high power supply rejection (PSRR) while maintaining very low 45µA ground current in an ultra-small, five-pin SC70 package
ManufacturerTexas Instruments
TPS71719 datasheet
 


Specifications of TPS71719

Iout(max)(a)0.1Vdo(typ)(mv)170
Iq(typ)(ma)0.05Vin(min)(v)2.5
Vin(max)(v)6.5Vout Adj(min)(v)1.9
Vout Adj(max)(v)1.9Accuracy(%)3
Output Capacitor TypeCeramicFixed Output Options(v)1.9
Vout(min)(v)1.9Vout(max)(v)1.9
Pin/package5SC70Regulated Outputs(#)1
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TYPICAL CHARACTERISTICS (continued)
Over operating temperature range (T
= –40°C to +125°C), V
J
V
= V
, C
= 1.0 F, C
= 0.01 F, unless otherwise noted. For TPS71701, V
EN
IN
OUT
NR
Typical values are at T
= +25°C.
J
POWER-SUPPLY RIPPLE REJECTION vs
(V
– V
)
IN
OUT
80
1kHz
70
60
50
40
30
20
10
0
0
0.5
1.0
1.5
2.0
V
V
(V)
-
IN
OUT
Figure 21.
POWER-SUPPLY RIPPLE REJECTION vs
(V
– V
)
IN
OUT
80
1kHz
100kHz
70
60
50
40
30
20
10
0
0
0.5
1.0
1.5
2.0
V
V
(V)
-
IN
OUT
Figure 23.
OUTPUT SPECTRAL NOISE DENSITY vs
OUTPUT CAPACITANCE
16
14
m
C
= 10 F
OUT
12
10
C
= 1 F
m
OUT
8
6
4
2
0
100
1k
Frequency (Hz)
Figure 25.
Copyright © 2006–2009, Texas Instruments Incorporated
= V
+ 0.5V or 2.5V, whichever is greater; I
IN
OUT(TYP)
POWER-SUPPLY RIPPLE REJECTION vs
80
1kHz
70
10kHz
60
100kHz
50
1MHz
40
30
20
I
= 10mA
OUT
C
= 1 F
m
OUT
10
C
= 10nF
NR
0
2.5
3.0
3.5
4.0
0
OUTPUT SPECTRAL NOISE DENSITY vs
16
I
OUT
14
12
10kHz
I
OUT
10
8
1MHz
6
4
I
= 150mA
OUT
C
= 1 F
m
2
OUT
C
= 10nF
NR
0
2.5
3.0
3.5
4.0
100
OUTPUT SPECTRAL NOISE DENSITY vs
30
I
= 10mA
OUT
C
= 10nF
NR
25
20
15
10
C
= 10nF
NR
5
C
NR
0
10k
100k
100
TPS717xx
SBVS068G – FEBRUARY 2006 – REVISED APRIL 2009
= 0.5mA,
OUT
= 2.8V.
OUT
(V
– V
)
IN
OUT
10kHz
100kHz
1MHz
I
= 75mA
OUT
C
= 1 F
m
OUT
C
= 10nF
NR
0.5
1.0
1.5
2.0
2.5
3.0
3.5
V
V
(V)
-
IN
OUT
Figure 22.
OUTPUT CURRENT
C
= 1 F
m
= 150mA
OUT
C
= 10nF
NR
= 10mA
1k
10k
Frequency (Hz)
Figure 24.
NOISE REDUCTION
I
= 10mA
OUT
m
C
= 1 F
OUT
C
= 0nF
NR
C
= 1nF
= 100nF
NR
1k
10k
Frequency (Hz)
Figure 26.
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4.0
100k
100k
9