NCP81119A Datasheet - ON Semiconductor

NCP81119A 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.

NCP81119, NCP81119A Multiple-Phase Controller with SVID Interface for Desktop and Notebook CPU Applications The NCP81119/A Multi Phase buck solution is optimized for http://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 .

NCP81119A Features

* ORDERING INFORMATION See detailed ordering and shipping information on page 27 of this data sheet.

* Meets Intel VR12.5 Specifications

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

* High Performance Operational Error Amplifier

NCP81119A Datasheet (293.72 KB)