NCP81274 Datasheet (ON Semiconductor) - 8/7/6/5/4/3/2/1 Phase Buck Controller

NCP81274, 8/7/6/5/4/3/2/1 Phase Buck Controller

NCP81274 8/7/6/5/4/3/2/1 Phase Buck Controller with PWM_VID and I2C Interface The NCP81274 is a multiphase synchronous controller optimized for new generation computing and graphics processors.

The device is capable of driving up to 8 phases and incorporates differential voltage and phase current sensing, adaptive voltage positioning and PWM_VID interface to provide and accurately regulated power for computer or graphic controllers.

The integrated power saving interface (PSI) allows for the pro

NCP81274 Features

* Compliant with NVIDIA® OVR4+ Specifications

* Supports Up to 8 Phases

* 4.5 V to 20 V Supply Voltage Range

* 250 kHz to 1.2 MHz Switching Frequency (8 Phase)

* Power Good Output

* Under Voltage Protection (UVP)

* Over Voltage Protection (OVP)