TPS7A4501-SP_15 Datasheet, PDF (11/29 Pages) Texas Instruments – Low-Dropout Voltage Regulator

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Typical Characteristics (continued)
5
4
3
2
1
0
-75 -50 -25 0 25 50 75 100 125
T_A Free Air Temperature (°C)
D015
Figure 13. ADJ Bias Current vs Temperature
5
4
3
2
1
0
-50 -25
V_IN = 7 V
0
25
50
75
Free-Air Temperature (GC)
V_OUT = 0 V
100 125
D017
Figure 15. Current Limit vs Temperature
1000
800
600
400
200
0
-75 -50 -25 0 25 50 75
T_A Free Air Temperature (°C)
V_IN = 0 V
V_OUT = 1.21 V
100 125
D008
Figure 17. Reverse Output Current vs Temperature
TPS7A4501-SP
SLVSC31D – DECEMBER 2013 – REVISED AUGUST 2015
3.5
T_A = -40GC
3
T_A = 25GC
T_A = 125GC
2.5
2
1.5
1
0.5
0
0 2 4 6 8 10 12 14 16 18 20
Input/Output Differential Voltage (V)
D016
ΔV_OUT = 100 mV
Figure 14. Current Limit vs Input/Output Differential Voltage
12
10
8
6
4
2
0
-2
0
2
4
6
Output Voltage (V)
T_J = 25°C
V_IN = 0 V
Current flows into OUT pin
8
10
D007
V_OUT = V_ADJ
Figure 16. Reverse Output Current vs Output Voltage
80
70
60
50
40
30
20
10
0
10
100
V_IN = 2.7 V
I_OUT = 750 mA
1k
10k
Frequency (Hz)
C_IN = 0
V_Ripple = 0.05 V_PP
100k
1M
D010
C_OUT = 10 µF
(ceramic)
T_A = 25°C
Figure 18. Ripple Rejection vs Frequency
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