EV2108DQ/DK-00A Просмотр технического описания (PDF) - Monolithic Power Systems

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EV2108DQ/DK-00A

2A, 6V, 740KHz Synchronous Buck Converter

Monolithic Power Systems 

MP2108 – 2A, 6V, 740KHz SYNCHRONOUS BUCK CONVERTER

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

Circuit of Figure 2, VIN = 5V, VOUT = 2.5V, L1 = 5µH, C1 = 10µF, C2 = 22µF, TA = +25°C, unless

otherwise noted.

Steady State Operation

No Load

Steady State Operation

Full Load

Load Transient

0.5A-1A Step Resistive Load

VOUT

AC Coupled

10mV/div.

IL

1A/div.

VSW

5V/div.

400ns/div.

VOUT

AC Coupled

10mV/div.

IL

2A/div.

VSW

5V/div.

400ns/div.

VOUT

AC Coupled

200mV/div.

IL

1A/div.

Start-up through Enable

No Load

Start-up through Enable

Full Load

Shut-down through Enable

No Load

VOUT

2V/div.

VOUT

1V/div.

VOUT

2V/div.

VEN

2V/div.

1ms/div.

VEN

5V/div.

100ms/div.

VEN

2V/div.

400ms/div.

Shut-down through Enable

Full Load

VOUT

2V/div.

VEN

2V/div.

200ms/div.

MP2108 Rev 1.1

www.MonolithicPower.com

5

10/2/2006

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© 2006 MPS. All Rights Reserved.

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