TPS76815Q, TPS76818Q, TPS76825Q
TPS76827Q, TPS76828Q, TPS76830Q
TPS76833Q, TPS76850Q, TPS76801Q
SLVS211J 鈥?JUNE 1999 鈥?REVISED OCTOBER 2004
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TYPICAL CHARACTERISTICS (continued)
TPS76833
POWER SUPPLY RIPPLE REJECTION
vs
FREQUENCY
90
PSRR 鈭?Power Supply Ripple Rejection 鈭?dB
Output Spectral Noise Density 鈭?/div>
碌
V Hz
80
70
60
50
40
30
20
10
0
鈭?0
10
100
1k
10k
100k
1M
V
I
= 4.3 V
C
o
= 10
碌F
I
O
= 1 A
T
A
= 25掳C
10
鈭?
V
I
= 4.3 V
C
o
= 10
碌F
T
A
= 25掳C
I
O
= 7 mA
TPS76833
OUTPUT SPECTRAL NOISE DENSITY
vs
FREQUENCY
10
鈭?
I
O
= 1 A
10
鈭?
10
鈭?
10
2
10
3
f 鈭?Frequency 鈭?Hz
10
4
10
5
f 鈭?Frequency 鈭?Hz
Figure 10.
Figure 11.
TPS76833
OUTPUT IMPEDANCE
vs
FREQUENCY
0
V
I
= 4.3 V
C
o
= 10
碌F
T
A
= 25掳C
Zo 鈭?Output Impedance 鈭?/div>
鈩?/div>
INPUT VOLTAGE (MIN)
vs
OUTPUT VOLTAGE
4
I
O
= 1 A
T
A
= 25掳C
VI 鈭?Input Voltage (Min) 鈭?V
T
A
= 125掳C
I
O
= 1 mA
3
T
A
= 鈭?0掳C
2.7
10
鈭?
I
O
= 1 A
2
1.5
1.75
2
2.25
2.5
2.75
3
3.25
3.5
10
鈭?
10
1
10
2
V
O
鈭?Output Voltage 鈭?V
10
3
10
4
f 鈭?Frequency 鈭?kHz
10
5
10
6
Figure 12.
Figure 13.
10
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