An 87% peak efficiency, 37W, class H audio amplifier with GaN output stage

• المؤلفون الرئيسيون: Nardi, Utomo, Siek, Liter, Yap, Heng Goh, Disney, Don, Selvaraj, Lawrence, Peng, Lulu
• مؤلفون آخرون: School of Electrical and Electronic Engineering
• التنسيق: Conference or Workshop Item
• اللغة: English
• منشور في: 2021
• الموضوعات: Engineering::Electrical and electronic engineering; Audio Amplifier; Class H Amplifier
• الوصول للمادة أونلاين: https://hdl.handle.net/10356/152112
• المؤسسة: Nanyang Technological University

This paper presents a novel high output power class H audio amplifier design with GaN transistors output stage. The design is implemented in 0.18-μm BCD process. Several design techniques to drive the GaN output stage and to improve the efficiency of the class H amplifier are introduced in this pape...