TL5209_15 Datasheet, PDF (7/23 Pages) Texas Instruments – TL5209 500-mA Low-Noise Low-Dropout Voltage Regulator With Shutdown

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Typical Characteristics (continued)
0.8
0.7
0.6
0.5
I_L = 100 mA
0.4
0.3 ^{IL = 1 mA}
V_IN = 3.5 V
C_OUT = 2.2 µF
C_BYP = 0 µF
I_L = 10 mA
0.2
0.1
0
1.E1+001
1.1E0+002 1.E1k+03 1.1E0+k04
Frequency – Hz
11.E0+00k5
Figure 9. Noise Performance
500
V_OUT = 2.5 V
450
C_OUT = 2.2 µF
400
C_BYP = 0
350
300
250
200
150
100
50
0
0 50 100 150 200 250 300 350 400 450 500
I_L – Load Current – mA
Figure 11. Dropout Voltage vs Load Current
20
18
V_IN = 3.5 V
C_OUT = 4.7 µF
16 C_IN = 1 µF
14
12
10
8
6
4
2
0
0 50 100 150 200 250 300 350 400 450 500
I_L – Load Current – mA
Figure 13. Ground Current vs Load Current
TL5209
SLVS581B – SEPTEMBER 2006 – REVISED JUNE 2015
0.7
0.6
I_L = 100 mA
0.5
I_L = 1 mA
0.4
0.3
I_L = 10 mA
0.2
V_IN = 3.5 V
0.1 C_OUT = 2.2 µF
C_BYP = 0.01 µF
0
1.E1+001
1.1E0+002
1.E1+k03
1.1E0+k04
Frequency – Hz
1.1E0+00k5
Figure 10. Noise Performance
2.55
2.54
2.53
2.52
V_IN = 3.5 V
C_OUT = 4.7 µF
I_L = 1 mA
2.51
2.50
2.49
2.48
2.47
2.46
2.45
-40 -25 -10 5 20 35 50 65 80 95 110 125
T_A – Temperature – °C
Figure 12. Output Voltage vs Temperature
2
1.8
1.6
I_L = 100 mA
1.4
1.2
1
0.8
0.6
0.4
0.2
I_L = 1 mA
0
01 2345 678
V_CC – Supply Voltage – V
Figure 14. Ground Current vs Supply Voltage
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