LTM4627_15 datasheet(6/32 Pages) LINER

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LTM4627

4627fc

For more information www.linear.com/LTM4627

TYPICAL PERFORMANCE CHARACTERISTICS

Start-Up with Soft-Start

Short-Circuit Protection No Load

Short-Circuit Protection 15A Load

2.5V Transient Response

3.3V Transient Response

5.0V Transient Response

VIN = 12V, VOUT = 1.5V, IOUT = 0A

4ms/DIV

4627 G14

500mV/DIV

1A/DIV

VOUT

IIN

VIN = 12V, VOUT = 1.5V, IOUT = 15A

4ms/DIV

4627 G15

500mV/DIV

1A/DIV

VOUT

IIN

VIN = 12V, VOUT = 2.5V,

CFF = 82pF, CCOMP = 33pF

OUTPUT CAPACITOR = 4

× 100µF CERAMIC X5R

100µs/DIV

4627 G10

50mV/DIV

0A TO 7.5A

LOAD STEP

VIN = 12V, VOUT = 3.3V,

CFF = 82pF, CCOMP = 33pF

OUTPUT CAPACITOR = 2

× 100µF CERAMIC X5R

100µs/DIV

4627 G11

50mV/DIV

0A TO 7.5A

LOAD STEP

VIN = 12V, VOUT = 5V,

CFF = 82pF, CCOMP = 33pF

OUTPUT CAPACITOR = 2

× 100µF CERAMIC X5R

100µs/DIV

4627 G12

50mV/DIV

0A TO 7.5A

LOAD STEP

VIN = 12V, VOUT = 1.5V, IOUT = 15A

INPUT CAP 150µF SANYO ELECTROLYTIC CAP

AND 22µF

× 2 X5R CERAMIC CAP

OUTPUT CAP 1

× 100µF X5R CERAMIC

AND 470µF SANYO POSCAP

0.1µF CAP FROM TRACK/SS TO GND

50ms/DIV

500mV/DIV

5A/DIV

4627 G13

VOUT

IOUT

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