70% efficient 500MHz fully integrated digitally controlled 3-level buck voltage regulator with on-die high density MIM capacitor in 22nm tri-gate CMOS.
Pavan KumarVaibhav A. VaidyaHarish KrishnamurthyStephen T. KimGeorge E. MatthewSheldon WengBharani ThiruvengadamWayne ProefrockKrishnan RavichandranVivek DePublished in: CICC (2015)
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