TPS54350MPWPREP datasheet(2/36 Pages) TI1

No. de pieza	TPS54350MPWPREP

Descripción Electrónicos	4.5-V TO 20-V INPUT, 3-A OUTPUT SYNCHRONOUS PWM SWITCHER WITH INTEGRATED FET (SWIFT??

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Fabricante Electrónico	TI1 [Texas Instruments]

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50

55

60

65

70

75

80

85

90

95

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

EFFICIENCY

vs

LOAD CURRENT

VI = 12 V

VO = 5 V

fS = 250 kHz

IL − Load Current − A

PH

VIN

PGND

BOOT

VSENSE

COMP

PWRPAD

VBIAS

ENA

PWRGD

Input

Voltage

Output

Voltage

LSG

TPS54350

SYNC

PACKAGE DISSIPATION RATINGS

(1) (2)

TPS54350-EP

SGLS308 – OCTOBER 2005

SIMPLIFIED SCHEMATIC

These devices have limited built-in ESD

protection. The leads should be shorted

together or the device placed in conductive

foam during storage or handling to prevent

electrostatic damage to the MOS gates.

ORDERING INFORMATION

TJ

OUTPUT

PACKAGE

PART

VOLTAGE

NUMBER

–55

°C to

Adjustable to

Plastic

TPS54350MP

125

°C

0.891 V

HTSSOP

WPREP

(PWP)(1)

(1)

The PWP package is also available taped and reeled. Add an

R suffix to the device type (i.e., TPS54350PWPR).

THERMAL IMPEDANCE

TA = 25°C

TA = 70°C

TA = 85°C

PACKAGE

JUNCTION-TO-AMBIENT

POWER RATING

16-Pin PWP with solder(3)

42.1

°C/W

2.36

1.31

0.95

16-Pin PWP without solder

151.9

°C/W

0.66

0.36

0.26

(1)

See Figure 46 for power dissipation curves.

(2)

For more information, see the Texas Instruments technical brief SLMA002.

(3)

Test Board Conditions

a. Thickness: 0.062 inch

b. 3 inch x 3 inch

c. 2 oz. Copper traces located on the top and bottom of the PCB for soldering

d. Copper areas located on the top and bottom of the PCB for soldering

e. Power and Ground planes, 1 oz. Copper (0.036 mm thick)

f. Thermal vias, 0,33 mm diameter, 1,5 mm pitch

g. Thermal isolation of power plane

2

Número de pieza similar - TPS54350MPWPREP

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Descripción similar - TPS54350MPWPREP

Fabricante Electrónico	No. de pieza	Datasheet	Descripción Electrónicos
Texas Instruments	TPS54350-EP	1Mb / 37P	[Old version datasheet] 4.5-V TO 20-V INPUT, 3-A OUTPUT SYNCHRONOUS PWM SWITCHER WITH INTEGRATED FET (SWIFT??
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	TPS54352	1Mb / 37P	[Old version datasheet] 4.5-V TO 20-V INPUT, 3-A OUTPUT SYNCHRONOUS PWM SWITCHER WITH INTEGRATER FET
	TPS54325	970Kb / 20P	[Old version datasheet] 4.5-V to 18-V, 3-A OUTPUT SYNCHRONOUS STEP DOWN SWITCHER WITH INTEGRATED FET (SWIFT??
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TPS54350MPWPREP Datasheet(PDF) 2 Page - Texas Instruments

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