DF16B-40DS-0.5V df16b-40ds-0.5v(83) DF16B-40DS-0.5V(86) DF16B-40DS-0.5V81 DF16B-50DS-0.5V DF16B-50DS-0.5V(86) DF16B-60DS-0.5V DF16B-60DS-0.5V(86) DF16B-80DS-0.5V DF16B-80DS-0.5V(86)