MAX15021(2012) 데이터 시트보기 (PDF) - Maxim Integrated

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MAX15021
(Rev.:2012)

Dual, 4A/2A, 4MHz, Step-Down DC-DC Regulator with Tracking/Sequencing Capability

Maxim Integrated 

MAX15021

Dual, 4A/2A, 4MHz, Step-Down DC-DC

Regulator with Tracking/Sequencing Capability

Functional Diagrams

AVIN

SEL

SGND

1.225V

1.1V

0.6V

THERMAL

REF

SHDN

VREF CLK1 DOWN1

DIGITAL

SOFT-START

VREF

VR1

AND SOFT-STOP EN1

FB1

SEQ1

E/A

ON1 ON2 SHDN

SEQ1

EN CONFIG SEQ2 SEL DECODE

MAX15021

PWM CONTROLLER 1

SHDN

SEQ1 SEQ2

OVL

OVL1

CONFIG

OVL2

CLK1 CLK2

OVL1 RES

OVERLOAD

ILIM1 MANAGEMENT

SEQ1

EN1

ON1

1.225V

1.1V

HIGH-SIDE

CURRENT

SENSE

DVDD1

PVIN1

COMP1

RT

EN

OSC

CLK1

RAMP

CLK2

CPWM

LEVEL

SHIFT

CLK

AVIN

DQ

D0

BREAK-

BEFORE-

MAKE

LX1

LOW-SIDE

CURRENT

SENSE

PGND1

8

Maxim Integrated

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