基于HT-MCU的数字化微型D类功放的设计与实现  

Design and implementation of digital micro class D power amplifier based on HT-MCU

作　　者：万礼超[1] WAN Lichao(School of Intelligent Manufacturing,Shandong Institute of Technicians,Jinan 250200,China)

机构地区：[1]山东技师学院智能制造学院

出　　处：《电声技术》2019年第4期70-73,共4页Audio Engineering

摘　　要：本设计将D类功放与HT-MCU巧妙的结合通过按键实现音量、音调的加减控制并通过LCD显示,实现了真正的数字功放。D类功放的优点主要在于其效率高,提高了电源的利用率。其功率管工作在开关状态。This design combines the class D power amplifier with the HT-MCU through the buttons to achieve volume and tone addition and subtraction control and display through the LCD to achieve a true digital power amplifier. The main advantage of Class D power amplifiers is their high efficiency and improved power utilization. Its power tube works in the switching state.

关 键 词：高效率 PWM控制 HT-46F49E单片机 音量 音调控制 LCD显示 

分 类 号：TN912.2[电子电信—通信与信息系统]