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電子工程系畢業(yè)設(shè)計(jì)論文-展示頁(yè)

2024-12-15 16:06本頁(yè)面
  

【正文】 ................................................................................................................ 1 開(kāi)關(guān)電源的產(chǎn)生 .............................................................................................. 1 開(kāi)關(guān)電源產(chǎn)生的時(shí)代背景 .................................................................. 1 開(kāi)關(guān)電源的產(chǎn)生 .................................................................................. 1 開(kāi)關(guān)電源的發(fā)展 .............................................................................................. 2 我國(guó)的開(kāi)關(guān)電源的發(fā)展 ........................................................................ 2 國(guó)外開(kāi)關(guān)電源的發(fā)展 ............................................................................ 3 開(kāi)關(guān)電源發(fā)展的整體趨勢(shì) .................................................................... 4 開(kāi)關(guān)電源的現(xiàn)狀 .............................................................................................. 5 本章小結(jié) ................................................................................................................. 5 第二章 開(kāi)關(guān)電源的幾種結(jié)構(gòu) ...................................................................................... 6 boost 電路 ......................................................................................................... 6 電路圖 ............................................................................................ 6 boost 電路特點(diǎn) ....................................................................................... 7 buck 電 路 .......................................................................................................... 8 buck 電路圖 ............................................................................................ 8 buck 電路的工作原理 ............................................................................ 8 buck 電路的特點(diǎn) .................................................................................... 9 正激電路 ........................................................................................................ 10 正激電路圖 .......................................................................................... 10 正激電路的工作原理 .......................................................................... 10 正激電路的特點(diǎn) .................................................................................. 12 反激電路 ........................................................................................................ 12 反激電路圖 .......................................................................................... 12 反激電路的工作原理 .......................................................................... 12 反激電路的特點(diǎn) .................................................................................. 14 本章小結(jié) ............................................................................................................... 14 第三章 電路的選擇 .................................................................................................... 15 電路拓?fù)漕愋偷倪x擇 .................................................................................... 15 電路拓?fù)浣Y(jié)構(gòu)選擇要注意的問(wèn)題 ....................................................... 15 拓?fù)浣Y(jié)構(gòu)的對(duì) 比分析 ........................................................................... 15 反激變壓器的主要方程 ................................................................................ 17 變壓器磁芯的選擇和匝數(shù)的計(jì)算 ................................................................ 18 變壓器的磁芯的選擇 .......................................................................... 18 變壓器的匝數(shù)的計(jì)算 .......................................................................... 20 磁芯等的各種損耗 .............................................................................. 21 本章小結(jié) ............................................................................................................... 22 第四章 開(kāi)關(guān)電源中的芯片介紹 ................................................................................ 23 電子工程系畢業(yè)設(shè)計(jì)論文 IV TOP250 ........................................................................................................... 23 TOP250 的管腳圖及其作用 ................................................................ 23 TOP250 的特色 .................................................................................... 24 pc817 ............................................................................................................ 28 pc817 的管腳圖和封裝圖 .................................................................... 28 pc817 的特點(diǎn)和應(yīng)用 ........................................................................... 28 pc817 最大絕對(duì)值和觀點(diǎn)特性 ........................................................... 28 肖特基二極管 ................................................................................................. 30 肖特基二極管的外觀及結(jié)構(gòu) .............................................................. 30 肖特基二極管的工作原理 .................................................................. 31 肖特基二極管的檢測(cè) .......................................................................... 32 本章小結(jié) ............................................................................................................... 32 第五章 硬件電路 ........................................................................................................ 33 交流 直流電路 .............................................................................................. 33 交流 直流電路圖 ................................................................................. 33 交流 直流的波形圖 ............................................................................ 33 整流電路的工作原理 .......................................................................... 34 直流 直流的電路 .......................................................................................... 36 直流 直流的電路圖 ............................................................................ 36 直流 直流的分析 ................................................................................ 36 測(cè)試分析 ...............................................................................
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