Datasheet

2.95
2.96
2.97
2.98
2.99
3.00
3.01
3.02
3.03
3.04
3.05
0.0 0.3 0.6 0.9 1.2 1.5
V
OUT
(V)
I
OUT
(A)
V
IN
= 4 V
C
OUT
= 10 µF
T
J
= 25°C
0
1
2
3
4
5
−40−25−10 5 20 35 50 65 80 95 110 125
V
OUT
(V)
T
J
(°C)
I
OUT
= 1 mA
2.798
2.794
2.790
2.782
2.778
I
OUT
= 1.5 A
V
IN
= 3.8 V
C
OUT
= 10 µF
2.786
290
300
310
320
330
340
350
−40−25−10 5 20 35 50 65 80 95 110 125
I
GND
(µA)
T
J
(°C)
V
IN
= 3.8 V
C
OUT
= 10 µF
I
OUT
= 1 mA
I
OUT
= 1.5 A
0.00
0.10
0.20
0.30
0.40
0.50
0.60
0.70
0.80
Frequency (Hz)
100 10k 100k1k
Output Spectral Noise Density (µV//Hz)
I
OUT
= 1 mA
I
OUT
= 1.5 A
V
IN
= 5.5 V
C
OUT
= 2.2 µF
C
NR
= 0.1 µF
0.0
0.1
0.2
0.3
0.4
0.5
0.6
Frequency (Hz)
100 10k 100k1k
Output Spectral Noise Density (µV//Hz)
I
OUT
= 1 mA
I
OUT
= 1.5 A
V
IN
= 5.5 V
C
OUT
= 10 µF
C
NR
= 0.1 µF
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Frequency (Hz)
100 10k 100k1k
Output Spectral Noise Density − (µV//Hz)
V
IN
= 5.5 V
C
OUT
= 10 µF
I
OUT
= 1.5 A
C
NR
= 0.1 µF
C
NR
= 0.01 µF
C
NR
= 0.0047 µF
C
NR
= 0.001 µF
TPS786xx
SLVS389L –SEPTEMBER 2002–REVISED OCTOBER 2010 www.ti.com
TYPICAL CHARACTERISTICS
TPS78630 TPS78628 TPS78628
OUTPUT VOLTAGE OUTPUT VOLTAGE GROUND CURRENT
vs vs vs
OUTPUT CURRENT JUNCTION TEMPERATURE JUNCTION TEMPERATURE
Figure 1. Figure 2. Figure 3.
TPS78630 TPS78630 TPS78630
OUTPUT SPECTRAL OUTPUT SPECTRAL OUTPUT SPECTRAL
NOISE DENSITY NOISE DENSITY NOISE DENSITY
vs vs vs
FREQUENCY FREQUENCY FREQUENCY
Figure 4. Figure 5. Figure 6.
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