Keeping the emitter base voltage at 6V allows for a high level of efficiency.100MHz is present in the transition frequency.Collector current can be as low as 100mA volts at its maximum.
BC846BMB,315 Features
the emitter base voltage is kept at 6V a transition frequency of 100MHz
BC846BMB,315 Applications
There are a lot of Nexperia USA Inc. BC846BMB,315 applications of single BJT transistors.