ISL6217A Datasheet (Renesas) - Precision Multi-Phase Buck PWM Controller

ISL6217A, Precision Multi-Phase Buck PWM Controller

DATASHEET ISL6217A Precision Multi-Phase Buck PWM Controller for Intel, Mobile Voltage Positioning IMVP-IV™ and IMVP-IV+™ FN9107 Rev 3.00 June 30, 2005 The ISL6217A Multi-Phase Buck PWM controller IC, with integrated half bridge gate drivers, provides a precision voltage regulation system for advanced Pentium IV microprocessors in notebook computers.

Two-phase operation eases the thermal management issues and load demand of Intel’s latest high performance processors.

This control IC also feat

ISL6217A Features

* both input voltage feed-forward and average current mode control for excellent dynamic response, “Loss-less” current sensing using MOSFET rDS(ON) and user-selectable switching frequencies from 250kHz to 1MHz per phase. The ISL6217A includes a 6-bit digital-to-analog converter (DAC) that dynamically