Intersil ISL6227CAZ PWM Controller with DDR Option

Intersil

ISL6227CAZ

ISL6227 date sheet

Product category

Dual Mobile-Friendly PWM Controller with DDR Option

Application

• Notebook PCs and Desknotes

• Tablet PCs/Slates

• Hand-Held Portable Instruments

Description

• Provides Regulated Output Voltage in the Range 0.9V to

5.5V

• Operates From an Input Battery Voltage Range of 5V to

28V or From 3.3V/5V System Rail

• Complete DDR1 and DDR2 Memory Power Solution with

VTT Tracking VDDQ/2 and a VDDQ/2 Buffered Reference

Output

• Flexible PWM or HYS Plus PWM Mode Selection with

HYS Diode Emulation at Light Loads for Higher System

Efficiency

• rDS(ON) Current Sensing

• Excellent Dynamic Response With Voltage Feed-Forward

and Current Mode Control Accommodating Wide Range

LC Filter Selections

• Undervoltage Lock-Out on VCC Pin

• Power-Good, Overcurrent, Overvoltage, Undervoltage

Protection for Both Channels

• Synchronized 300kHz PWM Operation in PWM Mode

• Pb-Free Available (RoHS compliant)

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