ISL8036 Просмотр технического описания (PDF) - Intersil

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Компоненты Описание

производитель

ISL8036

Dual 3A 1MHz/2.5MHz High Efficiency Synchronous Buck Regulator

Intersil 

Block Diagram

ISL8036, ISL8036A

COMP

SS

EN1

SOFT-

S TSARTRTAT

SHUTDOW N

BANDGAP 0.8V EAMP

27pF

390k

0.3pF

+

COMP

FB1

1 .6 k

3pF

SLOPE

COMP

+

0 .5 V

SCP

+

0.864V

+

PG1

SGND

+

VIN1

0 .7 3 6 V

1M

1ms

DELAY

OSCILLATOR

THERMAL

SHUTDOW N

SHUTDOW N

EN2

SS SOFT-

S TSRATTRAT

SHUTDOW N

BANDGAP 0.8V

EAMP

27pF

390k

0.3pF

+

COMP

FB2

1.6k

3pF

SLOPE

COMP

+

0 .5 V

SCP

+

0.864V

+

PG2

SGND

VIN2

+

0 .7 3 6 V

1M

1ms

DELAY

SHUTDOWN

PWM

LOGIC

CONTROLLER

PROTECTION

DRIVER

+

CSA1

OCP

THRESHOLD

LOGIC

SHUTDOWN

PWM

LOGIC

CONTROLLER

PROTECTION

DRIVER

+

CSA2

4

VIN1

LX1

PGND

SYNC

VIN2

LX2

PGND

FN6853.1

October 18, 2010

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