TPS54073PWP datasheet(7/25 Pages) TI1

No de pièce	TPS54073PWP

Description	2.2 ??4 -V, 14-A SYNCHRONOUS BUCK CONVERTER WITH DISABLED SINKING DURING START-UP

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200

300

400

500

600

700

800

−40

0

25

85

125

TJ − Junction Temperature − °C

RT = 68 k

Ω

RT = 100 k

Ω

RT = 180 k

Ω

0.885

0.887

0.889

0.891

0.893

0.895

−40

0

25

85

125

TJ − Junction Temperature − °C

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

0

2

4

6

8

10

12

14

16

I-OutputCurrent- A

O

TA =25

oC

−20

0

20

40

60

80

100

120

140

1

100

1 k

1 M

−200

−180

−160

−140

−120

−100

−80

−60

−40

−20

0

10

10 k

100 k

10 M

f − Frequency − Hz

Phase

Gain

RL = 10 kΩ,

CL = 160 pF,

TA = 25°C

0.885

0.887

0.889

0.891

0.893

0.895

3

3.1

3.2

3.3

3.4

3.5

3.6

VI − Input Voltage − V

PVIN = 2.5 V

2.75

2.90

3.05

3.20

3.35

3.50

3.65

−40

0

25

85

125

TJ − Junction Temperature − °C

3.80

VIN = 3.3 V,

PVIN = 2.5 V

TPS54073

www.ti.com ............................................................................................................................................................................................ SLVS547 – FEBRUARY 2005

TYPICAL CHARACTERISTICS (continued)

EXTERNALLY SET OSCILLATOR

FREQUENCY

VOLTAGE REFERENCE

DEVICE POWER DISSIPATION

vs

JUNCTION TEMPERATURE

OUTPUT CURRENT

Figure 4.

Figure 5.

Figure 6.

REFERENCE VOLTAGE

INTERNAL SLOWS-START TIME

vs

ERROR AMPLIFIER

vs

INPUT VOLTAGE

OPEN-LOOP RESPONSE

JUNCTION TEMPERATURE

Figure 7.

Figure 8.

Figure 9.

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Texas Instruments	TPS54073PWP	1Mb / 23P	[Old version datasheet] 2.2 - 4 -V, 14-A SYNCHRONOUS BUCK CONVERTER WITH DISABLED SINKING DURING START-UP
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Fabricant	No de pièce	Fiches technique	Description
Texas Instruments	TPS54073	1Mb / 23P	[Old version datasheet] 2.2 - 4 -V, 14-A SYNCHRONOUS BUCK CONVERTER WITH DISABLED SINKING DURING START-UP
	TPS54873	697Kb / 23P	[Old version datasheet] 4-V TO 6-V INPUT, 8-A OUTPUT SYNCHRONOUS BUCK SWITCHER WITH DISABLED SINKING DURING START-UP
	TPS54973	282Kb / 10P	[Old version datasheet] 3-V TO 4-V INPUT, 9-A OUTPUT SYNCHRONOUS BUCK SWITCHER WITH DISABLED SINKING DURING START-UP
	TPS54873	707Kb / 23P	[Old version datasheet] 4-V TO 6-V INPUT, 8-A OUTPUT SYNCHRONOUS BUCK SWITCHER WITH DISABLED SINKING DURING START-UP
	TPS54873PWP	282Kb / 10P	[Old version datasheet] 4-V TO 6-V INPUT, 8-A OUTPUT SYNCHRONOUS BUCK SWITCHER WITH DISABLED SINKING DURING START-UP
	TPS54873	163Kb / 15P	[Old version datasheet] 4-V TO 6-V INPUT, 8-A OUTPUT SYNCHRONOUS BUCK SWITCHER WITH DISABLED SINKING DURING START-UP
	TPS54973	695Kb / 23P	[Old version datasheet] 3-V TO 4-V INPUT, 9-A OUTPUT SYNCHRONOUS BUCK SWITCHER WITH DISABLED SINKING DURING START-UP
	TPS54373	701Kb / 22P	[Old version datasheet] 3-V TO 6-V INPUT, 3-A OUTPUT SYNCHRONOUS BUCK SWITCHER WITH DISABLED SINKING DURING START-UP
	TPS54373	259Kb / 16P	[Old version datasheet] 3-V TO 6-V INPUT,3-A OUTPUT SYNCHRONOUS BUCK SWITCHER WITH DISABLED SINKING DURING START-UP
	TPS54673	669Kb / 21P	[Old version datasheet] 3-V TO 6-V INPUT, 6-A OUTPUT SYNCHRONOUS BUCK SWITCHER WITH DISABLED SINKING DURING START-UP

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