RT9643 - Richtek Technology Corporation

RT9643 5 Channel ACPI Regulator

The RT9643 is a combo regulator which is compliant to ACPI specification for desktop/motherboard power management and system application. The part features one switch regulator for DDR memory VDDQ power; three linear regulators including 1.5Amp peak sourcing/sinking capability regulator for DDR VTT, a 1.2V ultra-low-dropout www.DataSheet4U.com linear control.

Features

one switch regulator for DDR memory VDDQ power; three linear regulators including 1.5Amp peak sourcing/sinking capability regulator for DDR VTT, a 1.2V ultra-low-dropout www.DataSheet4U.com linear controller for chipset miscellaneous power, a 3.3VSB power with 1.25Amp peak current capability; and 2 dual power control including 5VDL, and 3.3VDL control for S3 and S5 system power. The part totally feature 5 sets power which are compliant to ACPI specification into a single small footprint package VQFN-24L 5x5. The part is generally operated to conform to ACPI specification, in S3 state, there ar.