NCP81143 Datasheet - ON Semiconductor

NCP81143 Multiple-Phase Controller

Pin No. Symbol Description 1 ENABLE Logic input. Logic high enables the output and logic low disables the output. 2 VCC Power for the internal control circuits. A decoupling capacitor is connected from this pin to ground 3 VR_HOT# Thermal logic output for over temperature 4 SDIO Seri.

NCP81142 Multiple-Phase Controller with SVID Interface for Desktop and Notebook CPU Applications The NCP81142 Multi Phase buck solution is optimized for www.onsemi.com Intel® VR12.5 compatible CPUs with user configurations of 4/3/2/1 phases. The controller combines true differential voltage sensing, differential inductor DCR current sensing, input voltage MARKING DIAGRAM feed forward, and adaptive voltage positioning to provide accurately regulated power for both Desktop.

NCP81143 Features

* ORDERING INFORMATION See detailed ordering and shipping information in the package dimensions section on page 19 of this data sheet.

* Meets Intel VR12.5 Specifications

* Current Mode Dual Edge Modulation for Fastest Initial Response to Transient Loading

* High Performan

NCP81143-ONSemiconductor.pdf