Also . . .

* Toshiba America Electronic Components Inc. in Irvine has appointed Masaaki Nomi president. He succeeds Hisashi Izumi, who will return to Toshiba Corp.’s headquarters in Tokyo. Nomi has been with Toshiba since 1976, most recently as vice president of electronic devices sales and marketing for the Semiconductor group in Japan.

* Datum Inc. in Irvine appointed Alfred F. Boschulte to its board of directors. Boschulte is president and chief executive of Detecon Inc., a telecommunications consulting business in Reston, Va. He succeeds Dan McGurk, who retired after serving on the board since 1977.