| Order | Package version | Package name | Size (mm) | hFE min | hFE max | fT min (MHz) | Ptot max (mW) | IC max (mA) | VCEO max (V) | Polarity |
|---|---|---|---|---|---|---|---|---|---|---|
| BF570 | SOT23 | TO-236AB | 2.9 x 1.3 x 1 | 40 | >40 | 490 | 250 | 100 | 15 | NPN |
| BF840 | SOT23 | TO-236AB | 2.9 x 1.3 x 1 | 76 | 222 | 380 | 250 | 25 | 40 | NPN |
| BFS19 | SOT23 | TO-236AB | 2.9 x 1.3 x 1 | 65 | 225 | 260 | 250 | 30 | 20 | NPN |
| BFS20 | SOT23 | TO-236AB | 2.9 x 1.3 x 1 | 40 | >85 | 450 | 250 | 25 | 20 | NPN |
| BFS20W | SOT323 | SC-70 | 2 x 1.25 x 0.95 | 40 | >85 | 450 | 250 | 25 | 20 | NPN |
