NCP81248 Datasheet (ON Semiconductor)

NCP81248, Three-Rail Controller

NCP81248 Three-Rail Controller with Intel Proprietary Interface for IMVP8 CPU Applications The NCP81248 contains a two phase, and two single phase buck regulator controllers optimized for Intel IMVP8 compatible CPUs.

www.onsemi.com The two phase controller combines true differential voltage sensing, differential inductor DCR current sensing, input voltage feed forward, and adaptive voltage positioning to provide accurately regulated power for IMVP8 CPU.

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NCP81248 Features

* Common to All Rails

* Vin Range 4.5 V to 25 V A = Assembly Location WL = Wafer Lot YY = Year

* Startup into Pre

* Charged Loads While Avoiding False OVP

* Digital Soft Start Ramp WW = Work Week G = Pb

* Free Package

* Adjustable Vboot (except Rail3)