ISL6322GIRZ datasheet(8/39 Pages) INTERSIL

Part #	ISL6322GIRZ

Description	Two-Phase Buck PWM Controller with Integrated MOSFET Drivers, I2C Interface and Phase Dropping

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Manufacturer	INTERSIL [Intersil Corporation]

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8 / 39 page

8

FN6715.0

May 22, 2008

Timing Diagram

SWITCHING TIME (Note 3)

UGATE Rise Time

tRUGATE; VPVCC = 12V, 3nF load, 10% to 90%

26

ns

LGATE Rise Time

tRLGATE; VPVCC = 12V, 3nF load, 10% to 90%

18

ns

UGATE Fall Time

tFUGATE; VPVCC = 12V, 3nF load, 90% to 10%

18

ns

LGATE Fall Time

tFLGATE; VPVCC = 12V, 3nF load, 90% to 10%

12

ns

UGATE Turn-On Non-Overlap

tPDHUGATE; VPVCC = 12V, 3nF load, adaptive

10

ns

LGATE Turn-On Non-Overlap

tPDHLGATE; VPVCC = 12V, 3nF load, adaptive

10

ns

GATE DRIVE RESISTANCE (Note 3)

Upper Drive Source Resistance

VPVCC = 12V, 15mA source current

2.0

Ω

Upper Drive Sink Resistance

VPVCC = 12V, 15mA sink current

1.65

Ω

Lower Drive Source Resistance

VPVCC = 12V, 15mA source current

1.25

Ω

Lower Drive Sink Resistance

VPVCC = 12V, 15mA sink current

0.80

Ω

OVER TEMPERATURE SHUTDOWN (Note 3)

Thermal Shutdown Setpoint

160

°C

Thermal Recovery Setpoint

100

°C

Electrical Specifications Recommended Operating Conditions, Parameters with MIN and/or MAX limits are 100% tested at +25°C,

unless otherwise specified. Temperature limits established by characterization and are not production

tested. (Continued)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNITS

UGATE

LGATE

tFLGATE

tPDHUGATE

tRUGATE

tFUGATE

tPDHLGATE

tRLGATE

ISL6322G

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ISL6322GIRZ Datasheet(PDF) 8 Page - Intersil Corporation

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