TPS62619_10 datasheet(11/29 Pages) TI

No. de pieza	TPS62619

Descripción Electrónicos	350-mA, 6-MHz HIGH-EFFICIENCY STEP-DOWN CONVERTER IN LOW PROFILE CHIP SCALE PACKAGING (HEIGHT < 0.4mm)

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Fabricante Electrónico	TI [Texas Instruments]

Página de inicio	http://www.ti.com

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V -InputVoltage-V

I

0

20

40

60

80

100

120

140

160

180

200

2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.8

V

=1.8V

O

PFMtoPWM

ModeChange

PWMtoPFM

ModeChange

AlwaysPFM

AlwaysPWM

TheSwitchingMode

Changesat

TheseBorders

0

5

10

15

20

25

30

35

40

45

50

2.5

2.8 3.1

3.4

3.7

4.6

4.9

5.2

5.5

V -InputVoltage-V

I

T =85°C

A

T =25°C

A

T =-40°C

A

4.3

4.0

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

6.5

0

20

40

60

80 100 120 140 160 180 200

I

-LoadCurrent-mA

O

V

=1.8V

PFM/PWMOperation

O

V =2.5V

I

V =3.6V

I

V =4.8V

I

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

6.5

2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5

V -InputVoltage-V

I

=10mA

O

I

=50mA

O

I

=150mA

O

I

=100mA

O

I

=200mA

O

I

=300mA

O

V

=1.8V

O

TPS62619, TPS62612

TPS62615, TPS62616

www.ti.com

SLVS936A – NOVEMBER 2009 – REVISED MARCH 2010

TYPICAL CHARACTERISTICS (continued)

QUIESCENT CURRENT

vs

PFM/PWM BOUNDARIES

INPUT VOLTAGE

Figure 21.

Figure 22.

PWM SWITCHING FREQUENCY

PFM SWITCHING FREQUENCY

vs

INPUT VOLTAGE

LOAD CURRENT

Figure 23.

Figure 24.

Submit Documentation Feedback

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Product Folder Link(s): TPS62619 TPS62612 TPS62615 TPS62616

Número de pieza similar - TPS62619_10

Fabricante Electrónico	No. de pieza	Datasheet	Descripción Electrónicos
Texas Instruments	TPS62619YFD	770Kb / 26P	[Old version datasheet] 350-mA, 6-MHz HIGH-EFFICIENCY STEP-DOWN CONVERTER IN LOW PROFILE CHIP SCALE PACKAGING (HEIGHT < 0.4mm)
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