MMB2510 is a PNP transistor manufactured by DC Components. It is a general purpose medium power transistor commonly used in a wide range of amplifying, switching and other applications. It is packaged in the SOT-23 plastic package and consists of 3 leads with a collector, emitter, and base connection. The transistor has an NPN type configuration in which the collector is connected to the emitter and the base is connected to the emitter. It has an average current gain of 100-300, collector to emitter voltage of 30V, and a collector current of 600mA. The transistor can be used in various circuits, such as DC amplifiers, wide-band amplifiers, switching circuits, high-frequency oscillators, phase-shift circuits and power amplifiers.