TPS65058RGERG4 datasheet(9/26 Pages) TI

No. de pieza	TPS65058RGERG4

Descripción Electrónicos	2.25 MHz Dual STEP DOWN CONVERTER WITH 3 LOW-INPUT VOLTAGE LDOs

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Fabricante Electrónico	TI [Texas Instruments]

Página de inicio	http://www.ti.com

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9 / 26 page

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V

=1.2V,

T =25°C,

PWMMode

O

A

3.8V

4.2V

3.4V

5V

0.0001

0.001

0.01

0.1

10

I

-OutputCurrent- A

O

1

0

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0.0001

0.001

0.01

0.1

10

I

-OutputCurrent- A

O

1

V

=1.2V,

T =25°C,

PFM/PWMMode

O

A

3.8V

4.2V

3.4V

5V

t − Time=400ns/div

CH4(IL DCDC2=600mA)

CH1(VDCDC1=3.3V)

CH2 (VDCDC2=1.2V)

CH3(IL DCDC1=600mA)

Mode=High,

V =4.2V,

=25 C

I

TA

o

t − Time=2 s/div

m

CH4(IL DCDC1=80mA)

CH1(VDCDC1=3.3V)

CH2 (VDCDC2=1.2V)

CH3(IL DCDC2=80mA)

Mode=Low,

V =4.2V,

=25 C

I

TA

o

TPS65058

www.ti.com................................................................................................................................................... SLVS851A – MAY 2008 – REVISED SEPTEMBER 2008

EFFICIENCY CONVERTER 2

vs

LOAD CURRENT PWM/PFM MODE

LOAD CURRENT PWM MODE

Figure 3.

Figure 4.

OUTPUT VOLTAGE RIPPLE

PFM MODE

PWM MODE

Figure 5.

Figure 6.

Submit Documentation Feedback

9

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TPS65058RGERG4 Datasheet(PDF) 9 Page - Texas Instruments

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