文档编号:DQ004 文档字数:16449,页数:41 摘 要 关键词:脉冲宽度调制 全桥逆变电路 死区时间 Abstract Digital Audio Power Amplifier is such a amplifier that adopt PWM of the input audio signal or PCM digital information transformation into a PWM (pulse brightness Modulation) or PDM (pulse density modulation) signal pulse, Then PWM or PDM signal to the control pulse high power switching device / Off Audio Power Amplifier, also known as the switch amplifier, or class D amplifier, with the power and cooling requirements of low, and output power, high efficiency, wide frequency response, small size, high signal-to-noise ratio advantage. Keywords: Pulse width modulator , Full-bridge inverter circuit , Dead time
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Tags:50W 音频 放大器 电路设计 | 2011-04-01 16:00:19【返回顶部】 |