BM50B-SRDS-G-TFC(LF) BM50B-SRDS-G-TFC(LF)(SN) BM50B-SRDS-G-TFC(LF)(SN)20K BM50BSRDSGTFCLFSN BM50G-1W BM-50K58MD BM-50K58ND BM50U-4DP/2-0.35V(53) BM50U-4DP/2-0.35V(86) BM50U-4DS/2-0.35V