ISL6523CB datasheet(2/16 Pages) INTERSIL

Part #	ISL6523CB

Description	VRM8.5 Dual PWM and Dual Linear Power System Controller

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Manufacturer	INTERSIL [Intersil Corporation]

Direct Link	http://www.intersil.com/cda/home

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2 / 16 page

SOFT-

START

PWM

COMP1

EA1

V

CC

PGOOD

PWM1

GND

VSEN1

OCSET1

VID3 VID2 VID1 VID0

FB1

COMP1

DACOUT

UGATE1

PHASE1

200

µA

28

µA

4.5V

+

-

+

-

+

-

+

-

VID25

LGATE1

PGND

DRIVE4

DRIVE3

VSEN3

+

-

INHIBIT

PWM2

UGATE2

PHASE2

EA2

PWM

COMP2

200

µA

OCSET2

VSEN2

+

-

+

-

GATE

CONTROL

+

-

1.8V

+

-

POWER-ON

RESET (POR)

TTL D/A

CONVERTER

(DAC)

OSCILLATOR

+

-

GATE

CONTROL

VCC

& FAULT

LOGIC

SS13

1.2V

SYNCH

DRIVE

DRIVE1

DRIVE2

+

-

+

VSEN4

FAULT

OV

OC2

OC1

-

SS24

+

-

VAUX

V

AUX

0.90

x

1.10

x

1.15

x

x0.75

x0.90

1.5V

28

µA

4.5V

VCC

VTTPG

+

-

x0.75

D

CLK

Q

SET

CLR

EA3

EA4

UV3

UV4

UV2

FIGURE 1. BLOCK DIAGRAM

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ISL6523CB Datasheet(PDF) 2 Page - Intersil Corporation

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