ISL6556ACB データシートの表示（PDF） - Intersil

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ISL6556ACB

Optimized Multiphase PWM Controller with 6-Bit DAC for VR10.X Application

Intersil 

ISL6565ACR Block Diagram

ISL6556A

RGND

VSEN

VDIFF PGOOD

OVP

x1

S OVP R

LATCH

Q

VCC

POWER-ON

RESET (POR)

ENLL

1.24V

EN

OVP

+200mV

SOFT START

AND

FAULT LOGIC

CLOCK AND

SAWTOOTH

GENERATOR



PWM

THREE-STATE

FS

PWM1

OFS

OFSOUT

REF

DAC

VID4

VID3

VID2

VID1

VID0

VID12.5

COMP

FB

OFFSET

DYNAMIC

VID

D/A

Â

PWM

PWM2



PWM

PWM3

+

E/A

-



PWM

CHANNEL

CURRENT

BALANCE

I_TRIP

OC



I_TOT

CHANNEL

DETECT

SAMPLE

&

HOLD

PWM4

CHANNEL

CURRENT

SENSE

ISEN1

ISEN2

ISEN3

ISEN4

GND

3

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