Diotec Semiconductor Single Bipolar Transistors BC859B

BC859B is a PNP silicon transistor in SOT-23 package for general-purpose switching and amplification, with a collector-emitter voltage rating of 45 V, collector current of 100 mA, and power dissipation of 250 mW. It belongs to the BC856 to BC860 series, with a current gain (hFE) group B range of 220 to 475 at 2 mA collector current. The device operates from -55°C to 150°C junction temperature, meets RoHS and REACH requirements, and is AEC-Q101 qualified. It features a typical thermal resistance of 417 K/W when mounted on a PCB with minimum recommended pad layout.