资料介绍
class D AmpDif f erent ial Audio Amplif iers and Class- D Solut ions f or Wireless Applicat ions
Texas I nst r ument s - Web Seminar
Agenda
Main sour ces of noise f or t he Audio Amplif ier in t he wir eless envir onment
Noise on power supply r ails Noise coupled ont o input s and out put s
Fully Dif f er ent ial Audio Power Amplif ier s
Noise immunit y Benef it s of TI Audio Amplif ier input ar chit ect ur e
Class-D Audio Amplif ier s
Power saving t hough high ef f iciency Filt er -Fr ee modulat ion scheme EMI
Design Consider at ions f or Por t able Wir eless Applicat ions
Main sour ces of noise in t he wir eless envir onment
Noise Coupled ont o Power Supply VDD
The Audio Power Amplif ier
Noise Coupled ont o I nput s
Noise Coupled ont o Out put s
Wir eless Applicat ion
Noi
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