TL5209_15 Datasheet, PDF (8/23 Pages) Texas Instruments – TL5209 500-mA Low-Noise Low-Dropout Voltage Regulator With Shutdown

TL5209
SLVS581B – SEPTEMBER 2006 – REVISED JUNE 2015
Typical Characteristics (continued)
20
18
I_L = 500 mA
16
14
12
10
8
6
4
2
0
0 1 2 3 45 6 7 8
V_CC – Supply Voltage – V
Figure 15. Ground Current vs Supply Voltage
10
V_IN = 3.5 V
C_OUT = 1 µF
V_ENB = 2 V
1
I_L = 1 mA
I_L = 10 mA
I_L = 100 mA
0.1
0.01
1.E1+001
1.E10+02
1.E1+k03 1.E1+00k4
Frequency – Hz
11.E0+00k5
1.E1+M06
Figure 17. Output Impedance vs Frequency
2.55
2.54
2.53
2.52
V_IN = 3.5 V to 16 V
C_OUT = 4.7 µF
I_L = 1 mA
2.51
2.50
2.49
T_A = 25°C
T_A = 125°C
2.48 _{TA = -40°C}
2.47
2.46
2.45
3
6
9
12
15
18
V_IN – Input Voltage – V
Figure 19. Output Voltage vs Input Voltage
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2.53
2.52
V_IN = 3.5 V
C_OUT = 4.7 µF
I_L = 1 mA to 500 mA
2.51
2.50
T_A = 25°C
2.49
T_A = 125°C
2.48
T_A = -40°C
2.47
0
50 100 150 200 250 300 350 400 450 500
I_L – Load Current – mA
Figure 16. Output Voltage vs Load Current
10
V_IN = 3.5 V
C_OUT = 2.2 µF
V_ENB = 2 V
1
I_L = 1 mA
I_L = 10 mA
I_L = 100 mA
0.1
0.01
1.E1+001
1.E1+002
1.E1+k03 1.E1+00k4
Frequency – Hz
11.E0+00k5
1.E1+M06
Figure 18. Output Impedance vs Frequency
0.5
V_IN = 3.5 V
C_OUT = 4.7 µF
0.4 I_L = 1 mA to 500 mA
0.3
0.2
0.1
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
T_A – Temperature – °C
Figure 20. Load Regulation
8
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