... , DO-35,DO-15 ect,Standard rectifiers: DO-41 Package ex.: 1N4001-1N4007 Fast recovery: packges:DO-41, DO-15, DO ... -27 ex.: FR101-FR107,FR301-FR307 Ultra fast: DO-41, DO-27 ... , EX.: UF4001-UF4007 UF5400-UF5408 High efficiency rectifier: packages: DO-41 EX: HER101-HER107 Small signal switching ...