DIGITALLY CALIBRATED SAWTOOTH GENERATOR FOR PWM BASED BUCK CONVERTERS

• Main Authors: Schaef, Christopher, Munoz Constantine, Juan, Lyakhov, Alexander, Janardanan, Ajay
• Format: Patent
• Language: English
• Published: 24.02.2022
• Subjects: BASIC ELECTRONIC CIRCUITRY; ELECTRICITY; PULSE TECHNIQUE

Embodiments herein relate to a circuit which generates a sawtooth waveform based on an adaptive feedback loop that self-corrects the ramp up rate to account for variations in a device. The sawtooth waveform is obtained by repeatedly charging and discharging a capacitor according to a clock signal. T...