各种电子元件符号大全_1.pdf

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1、各种电子元件符号大全 各种电子元件符号 稳压二极管 变容二极管 普通的二极管 双向触发二极管 表示符号:ZD,D 表示符号:D 表示符号:D 表示符号:D 稳压二极管 注:单向型 TVS 瞬态电压抑制二极 桥式整流二极管 管也是这个符号表示符肖特基二极管 隧道二极管 表示符号:D 号:ZD,D 光敏二极管或光电接发光二极管 双色发光二极管 隧道二极管 收二极管 表示符号:LED 表示符号:LED 光敏三极管或光电接收单结晶体管,双基极二 NPN 型三极管 复合三极管 三极管 极管,表示符号:Q,VT 表示符号:Q,VT 表示符号:Q,VT 表示符号:Q,VT 带阻尼二极管 NPN 型 PNP

2、型三极管 PNP 型三极管 NPN 型三极管 三极管 表示符号:Q,VT 表示符号:Q,VT 表示符号:Q,VT 表示符号:Q,VT accident occurred,the direct punishment 0.5-10,000 yuan,responsible for the direct responsibility for the accident and the responsibility of leadership,such as concerning administrative sanctions should be dealt with by the personnel

3、 Department of the company.(3)personal injury accident occurs,the direct punishment 500-1000,who is directly responsible for the accident responsibility,give notice of criticism and 50-100 economic sanctions against them.(4)to conceal the accident,reported without undue delay or false,to inform the

4、administrative leadership of the criticism,resulting in serious consequences,the pursuit of leadership,along with 500-1000 punishment.(5)significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions,mutatis mutandis.E

5、ight,should perform in the construction standards and specifications,serial number a 1 GB3323-2005 steel fusion welded butt joints,welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 indu

6、strial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/T4708-2000 of welding procedure qualification for steel pressur

7、e vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II,mechanical equipment installation engineering 1 GB150-98 2 GB50128-2005 vertical cylindrical steel press

8、ure vessel steel welded tank code for construction and acceptance 双向型 TVS 瞬态电压带阻尼二极管及电阻带阻尼二极管 IGBT 场 抑制二极管 NPN 型三极管 IGBT 场效应管 效应管 表示符号:Q,VT 表示符号:Q,VT 表示符号:Q,VT 接面型场效应管接面型场效应管场效应管增强型场效应管增强型 N-MOS P-JFET N-JFET P-MOS 场效应管耗尽型场效应管耗尽型电阻 电阻器或固定电电阻 电阻器或固定电阻 P-MOS N-MOS 阻 表示符号:R 表示符号:R 电位器 可调电阻或微调电阻 可调电阻或微调

9、电阻 电位器 表示符号:VRRP,W 表示符号:VRRP,W 表示符号:VRRP,W 表示符号:VRRP,W 三脚消磁电阻 二脚消磁电阻 压敏电阻 热敏电阻 表示符号:RT 表示符号:RT 表示符号:RZ,VAR 表示符号:RT accident occurred,the direct punishment 0.5-10,000 yuan,responsible for the direct responsibility for the accident and the responsibility of leadership,such as concerning administrative

10、 sanctions should be dealt with by the personnel Department of the company.(3)personal injury accident occurs,the direct punishment 500-1000,who is directly responsible for the accident responsibility,give notice of criticism and 50-100 economic sanctions against them.(4)to conceal the accident,repo

11、rted without undue delay or false,to inform the administrative leadership of the criticism,resulting in serious consequences,the pursuit of leadership,along with 500-1000 punishment.(5)significant near miss should be attempted as the case of responsible for the accident and construction team injurie

12、s accident penalty provisions,mutatis mutandis.Eight,should perform in the construction standards and specifications,serial number a 1 GB3323-2005 steel fusion welded butt joints,welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection a

13、nd testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/T4708-2000 of w

14、elding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II,mechanical equipment installation engineering 1 GB150-98

15、 2 GB50128-2005 vertical cylindrical steel pressure vessel steel welded tank code for construction and acceptance 电容,有极性电容,电容,有极性电容,光敏电阻 可调电容 表示符号:表示符号:C CDS 表示符号:C 电容器,无极性电容,半导体放电管,固体放电四端光电光电耦合器 六端光电光电耦合器 表示符号:C 管,表示符号:ICN 表示符号:ICN 晶振 石英晶体振荡器 单向可控硅(晶闸管)双向可控硅(晶闸管)双向可控硅(晶闸管)表示符号:X 二三端 端 石英晶体谐振器,晶 石英晶

16、体谐振器,晶振,振,单列集成电路 双列集成电路 陶瓷滤波器 陶瓷滤波器 表示符号:IC 或 U 表示符号:IC 或 U 表示符号:X 表示符号:X 运算放大器 倒相放大器 AND gate 非门 OR gate 或门 accident occurred,the direct punishment 0.5-10,000 yuan,responsible for the direct responsibility for the accident and the responsibility of leadership,such as concerning administrative sanct

17、ions should be dealt with by the personnel Department of the company.(3)personal injury accident occurs,the direct punishment 500-1000,who is directly responsible for the accident responsibility,give notice of criticism and 50-100 economic sanctions against them.(4)to conceal the accident,reported w

18、ithout undue delay or false,to inform the administrative leadership of the criticism,resulting in serious consequences,the pursuit of leadership,along with 500-1000 punishment.(5)significant near miss should be attempted as the case of responsible for the accident and construction team injuries acci

19、dent penalty provisions,mutatis mutandis.Eight,should perform in the construction standards and specifications,serial number a 1 GB3323-2005 steel fusion welded butt joints,welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and tes

20、ting results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/T4708-2000 of welding

21、 procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II,mechanical equipment installation engineering 1 GB150-98 2 GB5

22、0128-2005 vertical cylindrical steel pressure vessel steel welded tank code for construction and acceptance 保险管 保险管 NAND gate 与非门 NOR gate 或非门 表示符号:F 表示符号:F 变压器 永久磁铁电感 带铁芯电感线圈 表示符号:T 表示符号:L 表示符号:L 继电器 继电器 线路输入端子 按键开关 扬声器 电池 或直流电源 表示符号:S 双极开关 AC 交流 电池 或直流电源 电流源 特别重要的 DC 直流 公共接地端 恒压源 恒流源 accident occu

23、rred,the direct punishment 0.5-10,000 yuan,responsible for the direct responsibility for the accident and the responsibility of leadership,such as concerning administrative sanctions should be dealt with by the personnel Department of the company.(3)personal injury accident occurs,the direct punishm

24、ent 500-1000,who is directly responsible for the accident responsibility,give notice of criticism and 50-100 economic sanctions against them.(4)to conceal the accident,reported without undue delay or false,to inform the administrative leadership of the criticism,resulting in serious consequences,the

25、 pursuit of leadership,along with 500-1000 punishment.(5)significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions,mutatis mutandis.Eight,should perform in the construction standards and specifications,serial numb

26、er a 1 GB3323-2005 steel fusion welded butt joints,welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field eq

27、uipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of ste

28、el pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II,mechanical equipment installation engineering 1 GB150-98 2 GB50128-2005 vertical cylindrical steel pressure vessel steel welded tank code for construction and acceptance GND 公共接地端 信号源

29、驻极体话筒 符号 MC 红外遥控一体化接收头 天线 accident occurred,the direct punishment 0.5-10,000 yuan,responsible for the direct responsibility for the accident and the responsibility of leadership,such as concerning administrative sanctions should be dealt with by the personnel Department of the company.(3)personal in

30、jury accident occurs,the direct punishment 500-1000,who is directly responsible for the accident responsibility,give notice of criticism and 50-100 economic sanctions against them.(4)to conceal the accident,reported without undue delay or false,to inform the administrative leadership of the criticis

31、m,resulting in serious consequences,the pursuit of leadership,along with 500-1000 punishment.(5)significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions,mutatis mutandis.Eight,should perform in the construction s

32、tandards and specifications,serial number a 1 GB3323-2005 steel fusion welded butt joints,welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for

33、construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pr

34、essure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II,mechanical equipment installation engineering 1 GB150-98 2 GB50128-2005 vertical cylindrical steel pressure vessel steel welded tank code for construction and acceptance