TPS75201QPWPQ1 Datasheet, PDF (10/32 Pages) Texas Instruments – FAST-TRANSIENT-RESPONSE 2-A LOW-DROPOUT VOLTAGE REGULATORS

TPS752xxQ
TPS754xxQ
SLVS242C – MARCH 2000 – REVISED OCTOBER 2007
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TYPICAL CHARACTERISTICS (continued)
Over operating temperature range (T_J= –40°C to +125°C) unless otherwise noted. Typical values are at T_J = +25°C.
TPS75xxxQ
GROUND CURRENT
vs JUNCTION TEMPERATURE
90
V_IN = 5 V
I_OUT = 2 A
85
80
75
70
65
60
55
50
-40
10
60
110
160
T_J - Junction Temperature - °C
Figure 7.
TPS75x33Q
OUTPUT SPECTRAL NOISE DENSITY
vs FREQUENCY
2.0
1.8 ^{VIN = 4.3 V}
V_OUT = 3.3 V
1.6 ^{COUT = 100 mF}
T_J = +25°C
1.4
1.2
I_OUT = 2 A
1.0
0.8
0.6
0.4
0.2
0
10
I_OUT = 1 mA
100
1k
10k
50k
f - Frequency - Hz
Figure 9.
TPS75x33Q
POWER-SUPPLY RIPPLE REJECTION
vs FREQUENCY
100
90
80
V_IN = 4.3 V
C_OUT = 100 mF
70
I_OUT = 1 mA
T_J = +25°C
60
50
40
V_IN = 4.3 V
30
C_OUT = 100 mF
I_OUT = 2 A
20
T_J = +25°C
10
0
10
100
1k
10k
100k
1M
10M
f - Frequency - Hz
Figure 8.
TPS75x33Q
OUTPUT IMPEDANCE
vs FREQUENCY
10¹
C_OUT = 100 mF
I_OUT = 1 mA
1
10^-1
C_OUT = 100 mF
I_OUT = 2 A
10^-2
10
100
1k
10k
100k
1M
10M
f - Frequency - Hz
Figure 10.
10
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