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TPS22949 Datasheet(PDF) 13 Page - Texas Instruments

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Part # TPS22949
Description  CURRENT-LIMITED LOAD SWITCH WITH LOW NOISE REGULATION CAPABILITY
PDF  28 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS22949 Datasheet(HTML) 13 Page - Texas Instruments

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10E-9
210E-9
410E-9
610E-9
810E-9
1.01E-6
1.21E-6
1.41E-6
100
1000
10000
100000
Frequency (Hz)
100
s/DIV
µ
1 mV/div
200 mV/div
V
= 2.1 V to 2.5 V
V
= 1.8 V
V
= 3.2 V
I
= 100 mA
IN
OUT
+
OUTLDO
-110
-90
-70
-50
-30
-10
10
100
1000
10000
100000
1000000
Frequency (Hz)
I
= 0 mA
OUTLDO
I
= 50 mA
I
= 100 mA
OUTLDO
OUTLDO
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
100
1000
10000
100000
1000000
0
Frequency (Hz)
I
= 1 mA
OUTLDO
I
= 100 mA
OUTLDO
TPS22949
TPS22949A
www.ti.com
SLVS908C – FEBRUARY 2009 – REVISED JANUARY 2010
TYPICAL CHARACTERISTICS (continued)
Figure 23. V+ Load Transient
Figure 24. Output Spectral Noise Density vs Frequency
Figure 25. PSRR vs Frequency
Figure 26. V+ PSRR vs Frequency
Copyright © 2009–2010, Texas Instruments Incorporated
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Product Folder Link(s): TPS22949 TPS22949A



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