Compact 25W Class D Stereo Bridged Audio Amplifier

GENERAL DESCRIPTION The EV0045 is a stereo evaluation board featuring MPS’ MP7731 Class D Full Bridge Audio Amplifier. The EV0045 can deliver 25W into a 4? load with a 14.5V input supply. FEATURES ? 25W into 4? with 14.5V Input ? 90 Efficiency at 5W ? 9.5V to 14.5V Supply Voltage Operation ?

文件：291.63 Kbytes 頁數(shù)：6 Pages

MPS

美國芯源

5W - 30W Class D Mono Bridged Audio Amplifier

DESCRIPTION The MP7731 is a mono, 5W - 30W Class D Audio Amplifier. It is one of MPS’ second generation of fully integrated audio amplifiers which dramatically reduces solution size by integrating the following: ■ Start Up / Shut Down Pop Elimination ■ Short Circuit Protection Circuits

文件：274.1 Kbytes 頁數(shù)：9 Pages

MPS

美國芯源

30W Class D Mono Bridged Audio Amplifier

文件：209.32 Kbytes 頁數(shù)：6 Pages

MPS

美國芯源

5W-30W D類單聲道橋接音頻放大器

MP7731 是一款 5W 至 30W D類單聲道音頻放大器。它是 MPS 第二代全集成音頻放大器之一，通過集成以下組件，大大減小了解決方案的尺寸：\n\n消除啟動(dòng)/關(guān)閉雜音短路保護(hù)電路180mΩ 功率 MOSFET靜音/待機(jī)模式 MP7731 采用全橋輸出結(jié)構(gòu)，能夠?yàn)?4Ω 揚(yáng)聲器提供 5W 至 30W 的功率。與 MPS 所有其他D類音頻放大器一樣，該設(shè)備具有 AB 類放大器的高保真度，效率高達(dá) 90％。其電路基于 MPS 專有的變頻拓?fù)浣Y(jié)構(gòu)模擬自適應(yīng)調(diào)制技術(shù)（AAMTM 專利號(hào)為 6,420,930；其他專利正在申請(qǐng)中），可通過單電源供電，具有出色的 PSRR 和快速響應(yīng)時(shí)間。 ? VDD = 16.5V時(shí)，可為4Ω負(fù)載提供30W功率\n? 輸出5W功率時(shí)，效率高達(dá)90%\n? 放大整個(gè)音頻范圍，且具有低總諧波失真加噪聲（THD+N）\n? 典型值為0.1%\n? 9.5V 至 18V 輸入電壓范圍\n? 全橋輸出驅(qū)動(dòng)\n? 4個(gè)內(nèi)置180m?開關(guān)管\n? 開啟/關(guān)閉時(shí)的噪聲抑制\n? 內(nèi)置短路保護(hù)\n? 內(nèi)置過溫關(guān)斷保護(hù)\n? 靜音/待機(jī)模式;

MPS

美國芯源

Compact 25W Class D Stereo Bridged Audio Amplifier

GENERAL DESCRIPTION The EV0045 is a stereo evaluation board featuring MPS’ MP7731 Class D Full Bridge Audio Amplifier. The EV0045 can deliver 25W into a 4? load with a 14.5V input supply. FEATURES ? 25W into 4? with 14.5V Input ? 90 Efficiency at 5W ? 9.5V to 14.5V Supply Voltage Operation ?

文件：291.63 Kbytes 頁數(shù)：6 Pages

MPS

美國芯源

5W - 30W Class D Mono Bridged Audio Amplifier

DESCRIPTION The MP7731 is a mono, 5W - 30W Class D Audio Amplifier. It is one of MPS’ second generation of fully integrated audio amplifiers which dramatically reduces solution size by integrating the following: ■ Start Up / Shut Down Pop Elimination ■ Short Circuit Protection Circuits

文件：274.1 Kbytes 頁數(shù)：9 Pages

MPS

美國芯源

絲?。?a target="_blank" title="Marking" href="/mp7731df/marking.html">MP7731DF；Package：TSSOP20；5W - 30W Class D Mono Bridged Audio Amplifier

文件：249.04 Kbytes 頁數(shù)：10 Pages

MPS

美國芯源