CHL8228G-14CRT Overview

The chip is ready for shipment in Tape & Reel (TR).

CHL8228G-14CRT Features

5-phase & 8-phase dual output PWM Controller

with phases flexibly assigned between Loops 1 & 2

· Dynamic voltage control by 2-bit parallel interface

with Gamer Mode override and Vmax setting

· Input Voltage Management for up to 3 Input

Voltages

· ICRITICAL Monitor and Phase Current Capture Mode

· Phase Switching frequency from 200kHz to 1.2MHz

· IR Efficiency Shaping Features including Variable

Gate Drive, Dynamic Phase Control

· Programmable 1-phase or 2-phase for Light Loads

and Active Diode Emulation for Very Light Loads

· IR Adaptive Transient Algorithm (ATA) minimizes

output bulk capacitors and system cost

· Per-Loop Fault Protection: OVP, UVP, OCP, OTP

· I2C/SMBus/PMBus system interface for telemetry of

Temperature, Voltage, Current & Power for both

loops

· Non-Volatile Memory (NVM) for custom

configuration

· Compatible with IR ATL and 3.3V tri-state Drivers

· +3.3V supply voltage; 0oC to 85oC ambient

operation

· Pb-Free, RoHS, 6x6 40-pin & 8x8 56-pin QFN, MSL2

package

CHL8228G-14CRT Applications

There are a lot of Infineon Technologies CHL8228G-14CRT Specialized Voltage Regulators applications.

• Palmtop Computers

• Regulated Negative Power Supplies

• PHS Phones

• PoE applications

• Camcorders

• Set-Top Box

• SDRAM Termination Voltage for DDR?2 / DDR?3

• SSTL-2 SSTL-18 and HSTL Termination

• Telecom/Datacom

• Car Navigation Systems