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DATASHEET
ISL6267
Multiphase PWM Regulator for AMD Fusion™ Mobile CPUs
FN7801 Rev 1.00 Jan 8, 2013
The ISL6267 is designed to be completely compliant with AMD Fusion™ specifications. The ISL6267 controls two Voltage Regulators (VRs), with three integrated gate drivers. The first VR can be configured as 3-, 2-, or 1-phase VR, while the second output can be configured as 2- or 1-phase VR, providing maximum flexibility. The two VRs share the serial control bus to communicate with the CPU and achieve lower cost and smaller board area compared with two-chip solutions.
The PWM modulator of the ISL6267 is based on Intersil’s R3 (Robust Ripple Regulator) Technology™.