ISL6521 Просмотр технического описания (PDF) - Intersil

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ISL6521

PWM Buck DC-DC and Triple Linear Power Controller

Intersil 

Block Diagram

FB3

DRIVE3

DRIVE4

VCC

EA3

-

+

EA4

+

-

x 0.70

FB4

DRIVE2

FB2

+

0.8V

-

INHIBIT/SOFT-START

EA2

UV3

+

-

UV4

UV2

GND

OSCILLATOR

OCSET

VCC

40µA

POWER-ON

RESET (POR)

SOFT-START

AND FAULT

LOGIC

+

-

EA1

++

--

OCC

+

-

COMP1

PWM

FB COMP

DRIVE1

GATE

CONTROL

BOOT

UGATE

PHASE

VCC

SYNC

DRIVE

LGATE

PGND

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