LP2951-33-Q1 Datasheet, PDF (9/30 Pages) Texas Instruments – Adjustable Micropower Voltage Regulators With Shutdown

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Typical Characteristics (continued)
LP2951-33-Q1, LP2951-50-Q1
SLVSAW6E – JUNE 2011 – REVISED NOVEMBER 2014
Output Voltage
100 mV/div
Output Load
100 mA/div
Output Voltage
100 mV/div
Output Load
100 mA/div
Figure 19. Load Transient Response vs Time
(V_OUT = 5 V, C_L = 1 μF)
Figure 20. Load Transient Response vs Time
(V_OUT = 5 V, C_L = 10 μF)
Figure 21. Enable Transient Response vs Time
(C_L = 1 μF, I_L = 1 mA)
100
IL = 100 µA
10
1
IL = 1 m A
0.1
IL = 100 m A
0.01
1.E1+001
1.1E0+002 1.E1k+03 1.E10+k04 1.1E0+00k5
f – Frequency – Hz
1.E1M+06
Figure 22. Enable Transient Response vs Time
(C_L = 10 μF, I_L = 1 mA)
90
80
70
I_L = 0
60
50
I_L = 100 µA
40
30
V_IN = 6 V
C_L = 1 µF
20
1.E1+001 11.E0+002
1.E1+k03
1.1E0+k04
11.E0+00k5
f – Frequency – Hz
1.E1M+06
Figure 23. Output Impedance vs Frequency
Figure 24. Ripple Rejection vs Frequency
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