????? ?????? ?????? ?????? ???????? ?????: ?? ???? ????? ????????? ???? SSR? ?????? ?????? ??? ???? ???? ??????? ?????? ?????. ????? ????? SSR ?????? ?????? ????????? ??????? ???????? ??????? ??????? ?????? ?????? ???????? ???????. ????? ?????? ?????? ?????? ?????? ??????: ?????? ???? ?????? ?????? ??????? SSR ????? ?????? ???????? ??????? ??? ?????? ????? dv/dt ? di/dt ???? ???? ?? ????. ????? ?????? ?????? ?????? ?????? ????? ?????: ????? ????? SSR ???? ????? ?? ???????? ??????????? ? ???? ?? ??? ????? ??????? ?????? ??????? ??????? ?????? ?????? DC ??? ????? ????????????. ????? SSR ????? ??????? ?? ??????? ???????? ??? TTL ?CMOS.