ISL6308 查看數據表（PDF） - Renesas Electronics

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ISL6308

Three-Phase Buck PWM Controller with High Current Integrated MOSFET Drivers

Renesas Electronics 

ISL6308

Block Diagram

ICOMP DROOP OCSET

PGOOD OVP

ISUM

IREF

ISEN AMP

100µA

OC

RGND

VSEN

VDIFF

REF1

REF0

DAC

x1

x1

UVP

OVP

OVP

+150mV

x 0.82

DAC

+1V

SOFT-START

AND

FAULT LOGIC

0.2V

CLOCK AND

SAWTOOTH

GENERATOR



PWM1



PWM2



PWM3

ENLL

0.66V

POWER-ON

RESET

GATE

SHOOT-

CONTROL THROUGH

LOGIC PROTECTION

GATE

SHOOT-

CONTROL THROUGH

LOGIC PROTECTION

CHANNEL

DETECT

REF

FB

COMP

OFST

OFFSET

CHANNEL

1

E/A

CURRENT

BALANCE

N



CHANNEL

CURRENT

SENSE

ISEN1 ISEN2 ISEN3

GATE

CONTROL

LOGIC

SHOOT-

THROUGH

PROTECTION

GND

FN9208 Rev 4.00

Sep 30, 2008

VCC

PVCC1

BOOT1

UGATE1

PHASE1

LGATE1

FS

PVCC2

BOOT2

UGATE2

PHASE2

LGATE2

2PH

3PH

PVCC3

BOOT3

UGATE3

PHASE3

LGATE3

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