BCP51; BCX51; BC51PA

45 V, 1 A PNP medium power transistors

PNP medium power transistor series in Surface-Mounted Device plastic packages.

Features and benefits

  • High current
  • Three current gain selections
  • High power dissipation capability
  • Exposed heatsink for excellent thermal and electrical conductivity (SOT89, SOT1061)
  • Leadless very small SMD plastic package with medium power capability (SOT1061)
  • AEC-Q101 qualified


  • Linear voltage regulators
  • High-side switches
  • Battery-driven devices
  • Power management
  • MOSFET drivers
  • Amplifiers

Documentation (3)

File nameTitleTypeDate
DERATSMDPower Derating Curves for SMDs; GeneralOther type1999-05-06
LSYMTRALetter Symbols - Transistors; GeneralOther type1999-05-06
BCP51Cad-Symbol of BCP51Software2023-09-12


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