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常用元器件图形符号序号中文名称元件库中的名称原理图符号标识符号封装名称PCB封装符号1与门AND1232天线ANTENNA3直流电源BATTERY4铃,钟BELL5同轴电缆接插件BNC6整流桥(二极管)BRIDEG112347整流桥(集成块)BRIDEG2AC1V+2AC3V-48缓冲器BUFFER9蜂鸣器BUZZER10瓷片电容CAP11电容CAPACITOR12电容器焙烧炉CAPACITORFEED13有极性钽电容CAPACITORPOL+14可调电容CAPvar15熔断丝CIRCUITBREAKER16同轴电缆COAX17插口CON所有“CON”均为插头1836针并行D行插口CONNECTORCENT3612345678910111213141516171819202122232425262728293031323334353619连接器CONNECTORCOAX20连接器CONNECTORCOAX-F21连接器CONNECTORCOAX-M2222脚单列连接器CONNECTOREDGE2211223344556677889910101111121213131414151516161717181819192020212122222344脚双列连接器CONNECTOREDGE441122334455667788991010111112121313141415151616171718181919202021212222A23B24C25D26E27F28G29H30J31K32L33M34N35P36R37S38T39U40V41W42X43Z442450脚双列连接器CONNECTOREDGE501122334455667788991010111112121313141415151616171718181919202021212222232324242525262627272828292930303131323233333434353536363737383839394040414142424343444445454646474748484949505025晶体整荡器CRYSTAL269针并行插口DB162738495除此之外，还有15、25、37针并行插口27二极管DIODE28稳压二极管DIODESCHOTTKY29DIODETUNNEL30变容二极管DIODEvarACTOR313段LED数码管DPY_3-SEGbaaDPY123abV-327段LED数码管DPY_7-SEGabfcgdeDPY[LEDgn]1234567abcdefg33带小数点7段LED数码管DPY_7-SEG_DPabfcgdeDPY1234567abcdefg8dpdp34“米”字16段LED数码管DPY_16-SEGa1iflg1d2eDPY1234567aa1bcd1d2e8fdpa2bcg2d1cohjmk9101112131415161718g1g2hijklmdpco19EN35DPY_LED_BARSabcdDPY1234567abcd836DPY_OVERFLOWDPY1234567abcd89e10cbadedp11dp1237电解电容ELECTRO138电解电容ELECTRO239熔断器（保险管）FUSE140熔体FUSE2412端子单排插头HEADER212除此之外，还有各种端子数量的单排插头424端子双排插头HEADER2X21234除此之外，还有各种端子数量的双排插头43电感INDUCTOR45带铁芯(固定)电感INDUCTORIRON46带铁芯(固定)同名端电感INDUCTORIRON47带铁芯（可调）同名端电感INDUCTORISOLATED48INDUCTORVAR49DUCTORVARIABLEIRON50电感INDUCTOR151带铁芯电感INDUCTOR252可调电感INDUCTOR353带铁芯可调电感INDUCTOR454N沟道场效应管JFETN55P沟道场效应管JFETP56N沟道场效应管JFETN57P沟道场效应管JFETP58跳线JUMPER1259灯泡LAMP60起辉器LAMPNEDN61发光二极管LED62仪表METER63麦克风MICROPHONE164麦克风MICROPHONE265N型双极MOS管MOSFETDUALG/N66P型双极MOS管MOSFETDUALG/P67N型MOS管MOSFETN68P型MOS管MOSFETP69单极N场效应晶体管MOSFET-N170双极N场效应晶体管MOSFET-N271三极N场效应晶体管MOSFET-N372三极N场效应晶体管MOSFET-N473P型MOS管MOSFET-P174P型MOS管MOSFET-P275P型MOS管MOSFET-P3P型MOS管MOSFET-P4交流电机MOTORAC伺服电机MOTORSERVOA-+步进电机MOTORSTEPPER与非门NAND氖泡NEON或非门NOR非门NOTNPN三极管NPNNPN复合三极管NPNDARNPNDIAC光敏NPN晶体管NPN-PHOTONPN三极管NPN运算放大器OPAMPPNP型光耦OPTOISO1PNP型光耦OPTOISO2双向晶闸管光耦OPTOTRIAC或门OR耳塞插孔PHONEJACKPHONEJACKSTEREOPHONEJACKSTEREOSWPHONEJACK1PHONEJACK2PHONEPLUGPHONEPLUG1PHONEPLUG2PHONEPLUG3感光二极管PHOTO感光NPN三极管PHOTONPN插头PLUG三相交流插头PLUGACFEMALE三相交流插座PLUGACMALEPLUGSOCKETPNP三极管PNPPNP复合管PNPDARPNPDIAC感光PNP管PNP-PHOTOPNP三极管PNP1滑线变阻器（日本、欧美国家符号）POT1滑线变阻器（前苏联、东欧国家符号）POT2RCA双刀双掷型继电器RELAY-DPDT双刀双掷型继电器（复用式）RELAY-DPST单刀双掷型继电器RELAY-SPDT单刀单掷型继电器RELAY-SPST.电阻（欧美、日本等国家符号）RES1电阻（前苏联、东欧等国家符号）RES2可变电阻（欧美、日本等国RES3家符号）电阻（前苏联、东欧等国家符号）RES4电桥RESISTORBRIDGE1234RESISTORTAPPED9排阻RESPACK1116包括9个电阻9排阻RESPACK2116包括9个电阻8排阻RESPACK312345678161514131211109包括8个电阻8排阻RESPACK412345678161514131211109包括8个电阻晶闸管SCR插座SOCKET电流源SOURCECURRENT电压源SOURCEVOLTAGE扬声器SPEAKER6位旋转开关SW-6WAY12位旋转开关SW-6WAY4位粉尘防暴照明开关SW-DIP4123456788位粉尘防暴照明开关SW-DIP8123456781615141312111092位拨码开关SWDIP-21243除此之外，还有3~9位双刀双掷开关SWDPDT双刀双掷开关（复用式）SWDPST单刀双掷开关SWSPDT单刀单掷开关SWSPST按钮SW-PBTHERMALFUSE电热调节器THERMISTORt带铁芯变压器TRANS1调压器TRANS2变压器TRANS3带铁芯中心抽头变压器TRANS4带铁芯中心抽头变压器TRANS5TRANZORB三端双向晶闸管TRIAC三极真空管TRIODETUNNELN型单结晶体管UJTNP型单结晶体管UJTPN型单结晶体管UNIJUNC-NP型单结晶体管UNIJUNC-P变阻器VARISTOR三端集成稳压管VOLTREGVin1GND2Vout3齐纳二极管ZENER1D?D齐纳二极管ZENER2D?D齐纳二极管ZENER3D?D异或门XOR同或门XNOR