CHL8100 - CHiL Semiconductor

CHL8100 DIGITAL MULTIPHASE BUCK CONTROLLER

The CHL8100 is a digital mixed-signal multiphase synchronous buck controller designed to power high performance microprocessors. It supports core voltage and load requirements for INTEL® VR11.1 and VR11.0 processors. This controller IC is intended for VR designs using up to four interleaved synchronous buck phases and capable of delivering up to 150A. The sw.

Features

Intel VR11.1, VR11.0 compliant Digital PWM Controller for multi-phase power conversion High performance, easy-to-use digital feedback control using no external components Minimizes output bulk capacitors with Dynamic Digital Control to regulate load transients Selectable for 1, 2, 3 and 4 phase operation 200kHz to 1MHz configurable switching frequency, accuracy better than 5% Configurable Load Line from 0.6 to 1.4mΩ VR11.1 compliant light load efficiency mode Highly accurate IMON output Differential DCR current sensing Digital phase current balancing Configurable soft-start Digitally adjustabl.