RT8871A controller equivalent, 4/3/2-phase pwm controller.
include adjustable operating frequency, power good indication, external error-amp compensation, over voltage protection, over current protection and enable/shutdown for v.
The RT8871A/B comes in a small footprint with WQFN48L 7x7 and WQFN-48L 6x6 packages.
Applications
z Desktop CPU Core Po.
The RT8871A/B is a 4/3/2-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 RT8871A/B uses differential inductor DCR .
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