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RT9645

Richtek Technology Corporation
Part Number RT9645
Manufacturer Richtek Technology Corporation
Description 5 Channels ACPI Regulator
Published Jan 2, 2009
Detailed Description Preliminary RT9645 5 Channels ACPI Regulator General Description The RT9645 is a combo regulator which is compliant to...
Datasheet PDF File RT9645 PDF File

RT9645
RT9645

Overview
Preliminary RT9645 5 Channels ACPI Regulator General Description The RT9645 is a combo regulator which is compliant to ACPI specification for desktop/server power management and system application.
The part features one switching regulator for DDR memory VDDQ power; a second PWM controller for GMCH core power, a LDO controller for FSB_ VTT termination, a LDO controller for 5VSB to 3VSB www.
DataSheet4U.
com conversion; and a dual power control 5VDL for S0 and S3 system power.
The part is generally operated to conform to ACPI specification.
In S3 mode, only VDDQ and 3.
3VSB regulators remain on while the FSB_ VTT regulator is off.
In the transition from S3 to S0, an internal SS capacitor is at...


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