2SC4081T106Q 2DD2656-7 MMST5551-7-F SST3904T116 BF824,235 2SC2712-Y,LXHF BC557BTA BC547BTA BC548CTA BC550CTA MMBT4401M3T5G BC807-25-7-F MMBT2907AT-7-F MMBT8099LT1G MMBTA06-HF KSC1845FTA BC33725TFR BCV27 PN2222ATF SMMBTA42LT3G