MC7818BTGIC REG LDO 18V 1A TO220AB|ON SEMICONDUCTOR|Lead free|RoHS Compliant KA7818E KA7818ETSTU KA7818ETU MC7818ECT MC7818ECTBU MC7818BTIC REG LDO 18V 1A TO220AB|ON SEMICONDUCTOR|Lead All|RoHS Mixed MC7818BTG