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TPS56121 Datasheet(PDF) 8 Page - Texas Instruments

Part # TPS56121
Description  TPS56121 4.5-V to 14-V Input High-Current Synchronous Buck Converter
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS56121 Datasheet(HTML) 8 Page - Texas Instruments

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3.5
4.0
4.5
5.0
5.5
6.0
−40 −25 −10
5
20
35
50
65
80
95
110 125
Junction Temperature (°C)
VVDD = 4.5 V
VVDD = 12 V
1.7
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
−40 −25 −10
5
20
35
50
65
80
95
110 125
Junction Temperature (°C)
VVDD = 4.5 V
VVDD = 12 V
9.6
9.7
9.8
9.9
10.0
10.1
10.2
10.3
10.4
10.5
−40 −25 −10
5
20
35
50
65
80
95
110 125
Junction Temperature (°C)
725
750
775
800
825
850
875
900
925
950
975
−40 −25 −10
5
20
35
50
65
80
95
110 125
Junction Temperature (°C)
70
72
74
76
78
80
82
−40 −25 −10
5
20
35
50
65
80
95
110 125
Junction Temperature (°C)
VVDD = 12 V
2.38
2.39
2.40
2.41
2.42
2.43
2.44
−40 −25 −10
5
20
35
50
65
80
95
110 125
Junction Temperature (°C)
VVDD = 12 V
TPS56121
SLUSAH4C – MARCH 2011 – REVISED JANUARY 2015
www.ti.com
Typical Characteristics (continued)
Figure 7. Shutdown Current vs. Junction Temperature
Figure 8. Quiescent Current vs. Junction Temperature
Figure 9. Soft-Start Source vs. Junction Temperature
Figure 10. Soft-Start Voltage Level vs. Junction
Temperature
Figure 11. High-Side On Resistance vs. Junction
Figure 12. Low-Side On Resistance vs. Junction
Temperature
Temperature
8
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Copyright © 2011–2015, Texas Instruments Incorporated
Product Folder Links: TPS56121


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