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TPS51123 Datasheet(PDF) 16 Page - Texas Instruments

Part # TPS51123
Description  Dual-Synchronous, Step-Down Controller with Out-of-Audio??Operation and 100-mA LDOs for Notebook System Power
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS51123 Datasheet(HTML) 16 Page - Texas Instruments

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3.3-V EFFICIENCY
vs
OUTPUT CURRENT
0
20
40
60
80
100
0.001
0.01
0.1
1
10
I
OUT2 - 3.3-V Output Current - A
Auto-skip
PWM Only
OOA
5-V Switcher ON
VIN=8V
VIN=12V
VIN=20V
3.3-VOUTPUTVOLTAGE
vs
INPUTVOLTAGE
3.240
3.270
3.300
3.330
3.360
6
8
10
12
14
16
18
20
22
24
26
V
IN -InputVoltage-V
I
O =0A
I
O =6A
0
20
40
60
80
100
0.001
0.01
0.1
1
10
V
IN = 20 V
V
IN = 12 V
V
IN = 8 V
OOA
Auto-Skip
PWM Only
I
OUT1 – 5-V Output Current – A
5-V EFFICIENCY
vs
OUTPUT CURRENT
TPS51123
SLUS890E – DECEMBER 2008 – REVISED JANUARY 2013
www.ti.com
TYPICAL CHARACTERISTICS (continued)
Figure 25.
Figure 26.
Figure 27.
16
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Copyright © 2008–2013, Texas Instruments Incorporated
Product Folder Links: TPS51123


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