MOTOROLAOrder this documentSEMICONDUCTOR TECHNICAL DATAby BC549B/DLow Noise TransistorsNPN SiliconBC549B,CBC550B,CCOLLECTOR12BASE3EMITTER1MAXIMUM RATINGS23Rating Symbol BC549 BC550 UnitCASE 2904, STYLE 17CollectorEmitter Voltage VCEO 30 45 VdcTO92 (TO226AA)CollectorBase Voltage VCBO 30 50 VdcEmitterBase Voltage VEBO 5.0 VdcCollec

DISCRETE SEMICONDUCTORSDATA SHEETbook, halfpageM3D186BC549; BC550NPN general purpose transistors1999 Apr 22Product specificationSupersedes data of 1997 Jun 20Philips Semiconductors Product specificationNPN general purpose transistors BC549; BC550FEATURES PINNING Low current (max. 100 mA)PIN DESCRIPTION Low voltage (max. 45 V).1 emitter2 baseAPPLICATIONS

DISCRETE SEMICONDUCTORSDATA SHEETbook, halfpageM3D186BC549; BC550NPN general purpose transistors1999 Apr 22Product specificationSupersedes data of 1997 Jun 20Philips Semiconductors Product specificationNPN general purpose transistors BC549; BC550FEATURES PINNING Low current (max. 100 mA)PIN DESCRIPTION Low voltage (max. 45 V).1 emitter2 baseAPPLICATIONS

BC546/547/548/549/550Switching and Applications High Voltage: BC546, VCEO=65V Low Noise: BC549, BC550 Complement to BC556 ... BC560TO-9211. Collector 2. Base 3. EmitterNPN Epitaxial Silicon TransistorAbsolute Maximum Ratings Ta=25C unless otherwise noted Symbol Parameter Value UnitsVCBO Collector-Base Voltage : BC546 80 V: BC547/550 50 V: BC548/549 30 VVCE

Continental Device India LimitedAn ISO/TS 16949, ISO 9001 and ISO 14001 Certified CompanyBC549,A.B,CNPN SILICON PLANAR EPITAXIAL TRANSISTORSBC550,A,B,CTO-92Plastic PackageFor Lead Free Parts, Device Part # will be Prefixed with "T"EBCLow Noise TransistorsABSOLUTE MAXIMUM RATINGS (Ta=25C)DESCRIPTION SYMBOL BC549 BC550 UNITSCollector Emitter Voltage VCEO 30 45 V

Low Noise TransistorsBC549B,CNPN SiliconBC550B,CMAXIMUM RATINGSRating Symbol BC549 BC550 UnitCollectorEmitter Voltage VCEO 30 45 VdcCollectorBase Voltage VCBO 30 50 VdcEmitterBase Voltage VEBO 5.0 VdcCollector Current Continuous IC 100 mAdc1Total Device Dissipation @ TA = 25C PD 625 mW2Derate above 25C 5.0 mW/C 3Total Device Dissipation @ TC = 25

Is Now Part ofTo learn more about ON Semiconductor, please visit our website at www.onsemi.comPlease note: As part of the Fairchild Semiconductor integration, some of the Fairchild orderable part numbers will need to change in order to meet ON Semiconductors system requirements. Since the ON Semiconductor product management systems do not have the ability to manage part nomenclatur

BC546A/B/C - BC550A/B/C Taiwan Semiconductor 500mW, NPN Small Signal Transistor FEATURES KEY PARAMETERS Low power loss, high efficiency PARAMETER VALUE UNIT Ideal for automated placement VCBO 30-80 V High surge current capability VCEO 30-65 V Compliant to RoHS directive 2011/65/EU and VEBO 6 V in accordance to WEEE 2002/96/EC Halogen-free accordi

BC546xBK ... BC549xBKBC546xBK ... BC549xBKGeneral Purpose Si-Epitaxial Planar TransistorsNPN NPNSi-Epitaxial Planar-Transistoren fr universellen EinsatzVersion 2009-12-030.1Power dissipation Verlustleistung 500 mW4.6Plastic case TO-92Kunststoffgehuse (10D3)Weight approx. Gewicht ca. 0.18 gC B EPlastic material has UL classification 94V-0Gehusematerial