RoHS: no. Housing: PCB soldering. Housing: TO-92. Housing (JEDEC standard): TO-226AA. Configuration: PCB through-hole mounting. Number of terminals: 3. Manufacturer's marking: BF450. Collector-emitter voltage Uceo [V]: 40V. Collector current Ic [A], max.: 25mA. Cutoff frequency ft [MHz]: 350 MHz. Maximum dissipation Ptot [W]: 0.3W. Pd (Power Dissipation, Max): 300mW. Assembly/installation: PCB through-hole mounting. Housing (according to data sheet): TO-92 ( SOT-54 ). Type of transistor: PNP. Operating temperature: -65...+150°C. Vcbo: 40V. Collector/emitter voltage Vceo: 40V. Vebo: 4 v. Number of terminals: 3. Operating temperature range min (°C): -65°C. Operating temperature range max (°C): +150°C. Component family: NPN transistor. Spec info: feedback capacitance--0.45pF