TPS54A20RNJT datasheet(10/43 Pages) TI1

No. de pieza	TPS54A20RNJT

Descripción Electrónicos	8-V to 14-V Input, 10-A, up to 10-MHz SWIFT Step Down Converter

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Fabricante Electrónico	TI1 [Texas Instruments]

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Junction Temperature (qC)

-50

-25

0

25

50

75

100

125

150

7.4

7.45

7.5

7.55

7.6

7.65

7.7

7.75

D100

UVLO Rising

UVLO Falling

Junction Temperature (qC)

-50

-25

0

25

50

75

100

125

150

14.7

14.8

14.9

15

15.1

15.2

15.3

15.4

15.5

D018

OVLO Rising

OVLO Falling

Junction Temperature (qC)

-50

-25

0

25

50

75

100

125

150

6

6.5

7

7.5

8

8.5

9

D015

15 A Limit

11.25 A Limit

Junction Temperature (qC)

-50

-25

0

25

50

75

100

125

150

4.78

4.785

4.79

4.795

4.8

4.805

4.81

4.815

4.82

D016

Junction Temperature (qC)

-50

-25

0

25

50

75

100

125

150

12

12.5

13

13.5

14

14.5

15

15.5

16

D014

15 A Limit

11.25 A Limit

Junction Temperature (qC)

-50

-25

0

25

50

75

100

125

150

85

90

95

100

105

110

115

D013

UVP Falling

OVP Rising

PGOOD Rising

PGOOD Falling

10

TPS54A20

SLVSCQ8A – DECEMBER 2015 – REVISED APRIL 2016

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Product Folder Links: TPS54A20

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Typical Characteristics (continued)

VIN = 12 V, VOUT = 1.2 V, TA = 25 ºC, unless otherwise noted.

Figure 13. PGOOD and Under/Overvoltage Protection

Threshold vs Junction Temperature

Figure 14. Phase A Low-Side MOSFET Current Limit vs

Junction Temperature

Figure 15. Phase B Low-Side MOSFET Current Limit vs

Junction Temperature

Figure 16. Internal Gate Drive Voltage (VG) vs Junction

Temperature

Figure 17. Undervoltage Lockout Threshold vs Junction

Temperature

Figure 18. Overvoltage Lockout Threshold vs Junction

Temperature

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TPS54A20RNJT Datasheet(PDF) 10 Page - Texas Instruments

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