【判断题】【消耗次数:1】
三端集成稳压器7812输出电压+12V。
正确
错误
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相关题目
【判断题】 三端集成稳压器7912输出电压-12V。
①  正确
②  错误
【判断题】 三端集成稳压器7815输出电压+15V。
①  正确
②  错误
【单选题】 固定式三端稳压器有输入端、输出端和公共端三个引出端。
①  正确
②  错误
【单选题】 集成稳压器已基本上取代了_______的稳压器。
①  分立元件组成
②  单立元件组成
③  多元件组成
④  双元件组成
【单选题】 连接三端集成稳压器基本应用电路时,输入、输出和公共端与地之间一般接( )。
①  电阻
②  电感
③  电容   
④  稳压二极管
【判断题】 安全电压分为12V、24V、36V三个等级。()
①  正确
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【判断题】 电子仪表中的燃油传感器的参考电压为12V。()
①  正确
②  错误
【判断题】 安全电压等级为12V,24V,36V
①  正确
②  错误
【单选题】 集成稳压器的迅速发展给使用者带来了方便,它有______、输出电压有固定式和可调式、正极性和负极性等区别。
①  多端式和三端式
②  多端式和单头式
③  两端式和三端式
④  单头式和两端式
【单选题】 在RL串联电路中,UR=16V,UL=12V,则总电压为( )。
①  28V
②  20V
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随机题目
【单选题】 The sight of the fruit salad made our daughter Kit’s mouth ____.
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【单选题】 ____ me most was that the young boy who had lost both arms in an accident could handle a pen with his feet.
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【单选题】 The eldest child is thoroughly ____ because they always give him whatever he wants.
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【单选题】 When she saw the clouds, she went back to the house to ____ her umbrella.
①  bring
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【单选题】 The new cut in interest rate ____ promote domestic investment.
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【单选题】 —__________fine day it is today!—Yes, the sunshine is__________beautiful that Id like to go swimming in the sea.
①  How, such
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【单选题】 By cutting down trees we ____ the natural home of birds and animals.
①  harm
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