2SD1898-Q(DFQM) 2SD1898-Q-TP 2SD1898-Q-TP-HF 2SD1898R 2SD1898-R 2SD1898R T100 2SD1898R T100R 2SD1898-R(DF/RN) 2SD1898-R/DF 2SD1898-R/DF/RN