Protel99SE-sch国标标准元器件符号.doc

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目录 电阻······························································ 1 电容······························································ 2 电感······························································ 3 开关······························································ 4 插件······························································ 5 晶振······························································ 6 74XX······························································ 7 二极管···························································· 8 三极管···························································· 9 逻辑门···························································· 10 变压器···························································· 11 AD转换··························································· 12 单片机 ··························································· 13 电控开关·························································· 15 显示器件·························································· 16 光电器件·························································· 17 声亮器件·························································· 18 接口芯片·························································· 19 电池及电源························································ 21 电阻 分路器 固定抽头电阻器 滑动触点电位器 滑线式变阻器 可变电阻 普通电位器 压敏电阻器 预调电位器 1 极性电容 电解电容 可变电容 普通电容 2 电感 可变电感 磁芯可调电感 磁芯间隙电感 磁芯电感 3 微动开关

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