TPS62021 datasheet(6/18 Pages) TI

Il numero della parte	TPS62021

Spiegazioni elettronici	600 mA/1.25 MHz HIGH-EFFICIENCY STEP-DOWN CONVERTER

PDF	18 Pages

Scroll/Zoom	100%

Produttore elettronici	TI [Texas Instruments]

Homepage	http://www.ti.com

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100

0.01

0.10

1000

100

IL − Load Current − mA

VO = 1.5 V

VI = 5 V

VI = 3.6 V

VI = 2.7 V

Mode = Low

Mode = High

100

2.5

3.5

4.5

5.5

IL = 250 mA

IL = 1 mA

VO = 1.8 V

Mode = Low

VI − Input Voltage − V

IL = 500 mA

3.5

4.5

5.5

6.5

7.5

2.5

3.5

4.5

5.5

VI − Input Voltage − V

MODE = High

TA = 25°C

2.4

2.8

3.2

3.6

4.4

4.8

5.2

5.6

VI − Input Voltage − V

MODE = Low

TA = 85°C

TA = 25°C

TA = −40°C

TPS62020, TPS62021

SLVS076B – JUNE 2003 – REVISED APRIL 2004

TYPICAL CHARACTERISTICS (continued)

EFFICIENCY

LOAD CURRENT

INPUT VOLTAGE

Figure 3.

Figure 4.

QUIESCENT CURRENT

INPUT VOLTAGE

Figure 5.

Figure 6.

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