View bc846w datasheet:

NPN Silicon AF Transistor BC 846 W ... BC 850 W Features For AF input stages and driver applications High current gain Low collector-emitter saturation voltage Low noise between 30Hz and 15 kHz Complementary types: BC 856 W, BC 857 W, BC 858 W,BC 859 W, BC 860 W (PNP) Type Marking Ordering code Pin Configuration Package (tape and reel) 1 2 3 B E C BC 846 AW 1 As Q62702-C2319 SOT 323 BC 846 BW 1 Bs Q62702-C2279 SOT 323 BC 847 AW 1 Es Q62702-C2304 SOT 323 BC 847 BW 1 Fs Q62702-C2305 SOT 323 BC 847 CW 1 Gs Q62702-C2306 SOT 323 BC 848 AW 1 Js Q62702-C2307 SOT 323 BC 848 BW 1 Ks Q62702-C2308 SOT 323 BC 848 CW 1 Ls Q62702-C2309 SOT 323 BC 849 BW 2 Bs Q62702-C2310 SOT 323 BC 849 CW 2 Cs Q62702-C2311 SOT 323 BC 850 BW 2 Fs Q62702-C2312 SOT 323 BC 850 CW 2 Gs Q62702-C231