A Mixed Analog-Digital Class-D Amplifier with Third-Order Loop Filter for Audio Applications

Author:

De Ferrari Matteo1,Stilgenbauer Francesco2,Botti Edoardo2,Meroni Cristiano2,Bonizzoni Edoardo1,Malcovati Piero1

Affiliation:

1. University of Pavia,Dept. of Electrical, Computer and Biomedical Engineering,Pavia,Italy

2. STMicroelectronics,Cornaredo,MI,Italy

Publisher

IEEE

Reference8 articles.

1. A $2\times 20\mathrm{W}$ 0.0013% THD+N class-D audio amplifier with consistent performance up to maximum power level;cope;IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers,0

2. 5.1 A $5\times 80\mathrm{W}$ 0.004% THD+N automotive multiphase Class-D audio amplifier with integrated low-latency $\Sigma\Delta$ ADCs for digitized feedback after the output filter;mostert;IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers,0

3. A 40-nm CMOS, 1.1-V, 101-dB Dynamic-Range, 1.7-mW Continuous-Time $\Sigma\Delta$ ADC for a Digital Closed-Loop Class-D Amplifier

4. Integrated 105 dB SNR, 0.0031% THD+N Class-D Audio Amplifier With Global Feedback and Digital Control in 55 nm CMOS

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1. Efficient Saturation Control for Fully Differential Integrator in Continuous-Time Sigma-Delta Modulators;2024 19th Conference on Ph.D Research in Microelectronics and Electronics (PRIME);2024-06-09

2. Design of an Optimized 120-dB Dynamic Range Current-Steering DAC for Class-D Audio Amplifier;2023 30th IEEE International Conference on Electronics, Circuits and Systems (ICECS);2023-12-04

3. Extremum-Seeking for PWM-Controlled Double-Integrator System via Nonlinear Small-Gain Approach;IEEE Transactions on Circuits and Systems I: Regular Papers;2023-12

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