RT9645 regulator equivalent, 5 channels acpi regulator.
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 3V.
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Desktop System Power Server System Power
Pin Configurations Ordering Information
RT9645
SB5V_DRV
20
(TOP VIEW)
SB.
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 L.
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