cmut5179.pdf datasheet:

CMUT5179www.centralsemi.comSURFACE MOUNT NPN SILICONDESCRIPTION:RF TRANSISTORThe CENTRAL SEMICONDUCTOR CMUT5179 type is an NPN silicon RF transistor manufactured by the epitaxial planar process, epoxy molded in an ULTRAmini surface mount package, designed for low noise, high frequency amplifier and high output oscillator applications. MARKING CODE: HC7SOT-523 CASEMAXIMUM RATINGS: (TA=25C) SYMBOL UNITSCollector-Base Voltage VCBO 20 VCollector-Emitter Voltage VCEO 15 VEmitter-Base Voltage VEBO 2.5 VContinuous Collector Current IC 50 mAPower Dissipation PD 250 mWOperating and Storage Junction Temperature TJ, Tstg -65 to +150 CThermal Resistance JA 500 C/WELECTRICAL CHARACTERISTICS: (TA=25C unless otherwise noted)SYMBOL TEST CONDITIONS MIN TYP MAX UNITSICBO VCB=15V 20 nABVCBO IC=10A 20 VBVCEO IC=3.0mA 15 VBVEBO IE=10A