制造商:STMicroelectronics型号:L7812CV含义:StandardRegulatorPos12V1.5A3-Pin(3+Tab)TO-220Tube以下为具体参数:描述:值Package:3TO-220Type:LinearFunction:StandardNumberofOutputs:1OutputVoltage:12VMaximumOutputCurrent:1.5AOutputType:FixedTypicalDropoutVoltage:@Current2@1AVOperatingTemperature:0to125°CPolarity:Positive在元件说明书上应该可以查到具体参数的。