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TPS62142RGT Fiches technique(PDF) 10 Page - Texas Instruments

No de pièce TPS62142RGT
Description  3-V to 17-V 2-A Step-Down Converter in 3-mm 횞 3-mm QFN Package
Download  34 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

TPS62142RGT Fiches technique(HTML) 10 Page - Texas Instruments

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background image
3.20
3.25
3.30
3.35
3.40
0.0001
0.001
0.01
0.1
1
10
VIN=5V
VIN=12V
VIN=17V
Output Current (A)
VOUT=3.3V
L=2.2uH (XFL4020)
Cout=22uF
G001
3.20
3.25
3.30
3.35
3.40
4
7
10
13
16
IOUT=1mA
IOUT=10mA
IOUT=100mA
IOUT=1A
Input Voltage (V)
VOUT=3.3V
L=2.2uH (XFL4020)
Cout=22uF
G001
0
0.5
1
1.5
2
2.5
3
3.5
4
4
6
8
10
12
14
16
18
IOUT=0.5A
IOUT=1A
IOUT=2A
Input Voltage (V)
VOUT=3.3V
L=2.2uH (XFL4020)
Cout=22uF
G000
0
0.5
1
1.5
2
2.5
3
3.5
4
0
0.5
1
1.5
2
Output Current (A)
VIN=12V, VOUT=3.3V
L=2.2uH (XFL4020)
FSW=Low
G000
0.0
5.0
10.0
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
0.0
3.0
6.0
9.0
12.0
15.0
18.0 20.0
−40°C
25°C
85°C
Input Voltage (V)
G001
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0.0
3.0
6.0
9.0
12.0
15.0
18.0 20.0
−40°C
25°C
85°C
Input Voltage (V)
G001
TPS62140
TPS62141, TPS62142, TPS62143
SLVSAJ0
– NOVEMBER 2011
www.ti.com
OUTPUT VOLTAGE
OUTPUT VOLTAGE
vs
vs
OUTPUT CURRENT
INPUT VOLTAGE
Figure 17. Output Voltage Accuracy (Load Regulation)
Figure 18. Output Voltage Accuracy (Line Regulation)
SWITCHING FREQUENCY
SWITCHING FREQUENCY
vs
vs
INPUT VOLTAGE
OUTPUT CURRENT
Figure 19. Switching Frequency
Figure 20. Switching Frequency
INPUT CURRENT
INPUT CURRENT
vs
vs
INPUT VOLTAGE
INPUT VOLTAGE
Figure 21. Quiescent Current
Figure 22. Shutdown Current
10
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Copyright
© 2011, Texas Instruments Incorporated
Product Folder Link(s): TPS62140 TPS62141 TPS62142 TPS62143


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