电子技术实训项目教程（含工作活页）

本书以电子技术技能训练为主，按照项目教学的要求进行编写，包含 5 个项目、17 个任务，可在一到两个学期内完成。其中，项目一、项目二和项目三分别为电子实训操作安全、常用电子元器件识别和检测、手工焊接与返修技能；项目四为常用电子测量仪器、仪表的使用；项目五为单元电子电路的设计、装配和调试。本书的编写力求使课程内容贴近实际就业的岗位要求；内容以现行国家标准为依据，紧密对接相关专业课程的教学需求与课程特点，遵循职业院校学生的认知规律，针对性与适用性都很强。编写时按照先基础、后综合、再创新的思路安排实训课程内容。将技能教学和训练进行分层次设置，在技能教学上突出基础性，在技能训练上力争做到实训内容以学习者为中心，增加工艺性、设计性、综合性实训，体现“以练促学”。

项目一 电子实训操作安全 ···········································································.1 任务一 安全用电 ·················································································.2 任务二 电子产品静电防护 ·····································································.9 项目二 常用电子元器件识别和检测 ·······························································19 任务一 数字式万用表的使用 ··································································20 任务二 电阻器、电容器和电感器的使用 ···················································27 任务三 常用半导体器件的使用 ·······························································43 项目三 手工焊接与返修技能 ········································································55 任务一 手工焊接技能 ···········································································56 任务二 印制电路板插装、焊接技能 ·························································68 任务三 手工返修拆焊技能 ·····································································75 项目四 常用电子测量仪器、仪表的使用 ·························································86 任务一 认识常用电子测量仪器、仪表 ······················································87 任务二 常用电子测量仪器的综合使用 ···················································.103 项目五 单元电子电路的设计、装配和调试 ···················································.108 任务一 晶体三极管共发射极放大电路 ···················································.109 任务二 两级阻容耦合负反馈放大电路 ···················································.117 任务三 晶体三极管共集电极放大电路 ···················································.124 任务四 OTL 互补对称功率放大电路······················································.131 任务五 集成运算电路模块与应用 ·························································.139 任务六 μA741 构成的正弦波振荡电路 ···················································.147 任务七 三端集成稳压器 ·····································································.153 附录 A ···································································································.162