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...Class d audio amplifier design introduction theory of operation topology comparison gate driver how to drive the key parameters in stage mosfet choose tradeoff relationships loss calculation package importance layout and new packaging technology example w stereo www irf com prepared oct by jun honda jorge cerezo trend amplifiers make it smaller higher efficiency half bridge sound better thd improvement fully digitally processed modulator system igate imosfet idesign traditional linear feed back vcc bias error amp ab uses regulating transistors modulate output voltage at temp rise test condition a works triangle nch level shift comp dead time v c mosfets that are either on or off pwm technique is used express analog signals with states devices...