模拟电子技术基础课程设计说明书-多路输出直流稳压源的设计.doc

武汉理工大学《模拟电子技术基础》课程设计说明书 I 课程设计任务书 学生姓名： 专业班级： 电子0803 班 指导教师： 工作单位： 信息工程学院 题 目: 多路输出直流稳压源的设计 一、设计目的 根据技术要求和已知条件，完成对多路输出直流稳压电源的设计、装配与调试。 二、设计内容和要求 = 1 \* GB3 ① 要求设计制作一个多路输出直流稳压电源，可将220V/50Hz交流电转换为多路直流稳压电源 输出：±12V/1A，±5V/1A，一组可调正电压+3~+18V/1A。 = 2 \* GB3 ② 选择电路方案，完成对确定方案电路的设计。计算电路元件参数与元件选择、并画出总体电路原理图，阐述基本原理。（选做：用PSPICE或EWB软件完成仿真） = 3 \* GB3 ③ 安装调试并按规定格式写出课程设计报告书。 三、初始条件 可选元件：变压器/15W/±12V；整流二极管或整流桥若干，电容、电阻、电位器若干；根据需要选择若干三端集成稳压器；交流电源220V，或自备元器件。 可用仪器：示波器，万用表，毫伏表 四、时间安排 1、2010 2、2010 3、2010年1月 4、2010年1月22日 指导教师签名： 年 月 日 系主任（或责任教师）签名： 年 月 日 目 录 摘要 ··································································Ⅰ 1 绪论··································································1 2 设计内容及要求 ·······················································2 2.1 课程设计的目的 ··················································2 2.2 课程设计的时间 ··················································2 2.3 课程设计的内容 ··················································2 3 多路输出直流稳压源的设计与制作········································3 3.1 总体电路原理图···················································3 3.2 基本原理·························································3 3.2.1 各部分工作原理························ 3.2.2 稳压电路的性能指标··················· 3.2.3 器件选择的一般原则·················· 3.3 电路特点·························································9 4 电路模拟与仿真························································10 4.1 仿真平台与仿真软件介绍···········································10 4.1.1 EWB的特点 ················································· 4.1.2 EWB主要组成················································ 4.1.3 EWB基本界面················································ 4.1.4 EWB基本操作················································ 4.2 创建电路模拟图···················································14 4.3 仿真设置·························································15 4.4