MMBT3904W CNA MMBT3904W K2N MMBT3904W T/R MMBT3904W_R1_00001 MMBT3904W_R1_10001 MMBT3904W_R2_00001 MMBT3904W_R2_10001 MMBT3904W-13-01-F MMBT3904W-7-F MMBT3904W-C