Inspec keywords: PWM power convertors; calibration; zero current switching; pulse frequency modulation; comparators (circuits); switching convertors; DC-DC power convertors; CMOS integrated circuits

Other keywords: current 6 muA; adaptive-on-time-based control strategy; offset elimination block; size 0.18 mum; dual-phase DC-DC buck converter; power consumption; Globalfoundry CMOS process; power management; comparator; pulse-frequency modulation; light load performance enhancement; current-balance circuit; pulse-width modulation; portable device application; zero-current switching circuit; efficiency 91 percent; extra power-save mode; zero-current switching; self-calibration; load current distribution

Subjects: Power electronics, supply and supervisory circuits; CMOS integrated circuits; Measurement standards and calibration; Other analogue circuits