ISL62883 查看數據表（PDF） - Renesas Electronics

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ISL62883

Multiphase PWM Regulator for IMVP-6.5™ Mobile CPUs

Renesas Electronics 

ISL62883, ISL62883B

Block Diagram

VIN VSEN ISEN1 ISEN3 ISEN2 PGOOD CLK_EN#

VDD

VR_ON

PSI#

DPRSLPVR

RBIAS

VID0

VID1

VID2

VID3

VID4

VID5

VID6

RTN

FB

COMP

VW

IMON

ISUM+

ISUM-

MODE

CONTROL

DAC

AND

SOFT

START

CURRENT

BALANCE

PGOOD &

CLK_EN#

LOGIC

IBAL

PROTECTION FLT

WOC OC

VIN

CLOCK

IBAL VIN VDAC

MODULATOR

VDAC

COMP VW

COMP

COMP

IBAL VIN VDAC

6µA 54µA 1.20V

1.24V

DRIVER

SHOOT THROUGH

PROTECTION

DRIVER



E/A

MODULATOR

COMP

IBAL VIN VDAC

IDROOP

IMON

CURRENT

SENSE

MODULATOR

WOC

COMP

2.5X

CURRENT

COMPARATORS

60UA

NUMBER OF

OC

PHASES

GAIN

SELECT



DRIVER

SHOOT THROUGH

PROTECTION

DRIVER

ADJ. OCP

THRESHOLD

COMP

VR_TT#

NTC

BOOT2

UGATE2

PHASE2

LGATE2

VSSP2

PWM3

BOOT1

UGATE1

PHASE1

VCCP

LGATE1

VSSP1

GND

FN6891 Rev 4.00

June 21, 2011

Page 5 of 37

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