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RT8855
4/3/2/1-Phase PWM Controller for AMD AM2/AM2+ CPUs
General Description
The RT8855 is a 4/3/2/1-phase synchronous buck controller with two integrated MOSFET drivers for CPU power application and a single-phase buck with integrated MOSFET driver for North-Bridge (NB) chipset.The RT8855 uses differential inductor DCR current sense to achieve phase cu...