KA7818ETSTUIC REG LDO 18V 1A TO-220|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant MC7818BTG KA7818ETUIC REG LDO 18V 1A TO-220|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant MC7818BTG KA7818EIC REG LDO 18V 1A TO-220|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant MC7818BTG