BSP41; BSP43

NPN medium power transistors

NPN medium power transistor in a SOT223 plastic package.

PNP complements: BSP31; BSP32 and BSP33.


  • High current (max. 1 A)
  • Low voltage (max. 80 V).

Target applications

  • Telephony and general industrial applications
  • Thick and thin-film circuits.


Type numberPackage versionPackage nameSize (mm)Ptot [max] (mW)PolarityVCEO [max] (V)IC [max] (mA)hFE [min]hFE [max]Complement
BSP41SOT223SC-736.5 x 3.5 x 1.651350NPN601000100300BSP31
BSP43SOT223SC-736.5 x 3.5 x 1.651350NPN801000100300BSP33


Type numberPackageOutline versionReflow-/Wave solderingPackingStatusMarkingOrderable part number, (Ordering code (12NC))
SOT223Reel 7" Q1/T1ActiveBSP41BSP41,115
( 9339 820 10115 )
SOT223Reel 7" Q1/T1ActiveBSP43BSP43,115
( 9339 820 30115 )

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFLeadfree conversion dateEFRIFRMTBF (hour)MSLMSL leadfree
BSP41BSP41,115BSP41week 34, 200395.00.442.27E911
BSP43BSP43,115BSP43week 34, 200395.00.442.27E911
Quality and reliability disclaimer

Documentation (6)

File nameTitleTypeDate
BSP41_43NPN medium power transistorsData sheet1999-04-25
LSYMTRALetter Symbols - Transistors; GeneralDesign support1999-05-06
nexperia_selection_guide_2019_201901Selection guide 2019. Discretes, Logic and MOSFETsSelection guide2018-12-12
SOT223_115Tape reel SMD; standard product orientation 12NC ending 115Packing2012-11-07
SOT223_135Tape reel SMD; standard product orientation 12NC ending 135Packing2012-11-07
SOT223plastic, surface-mounted package with increased heatsink; 4 leads; 2.3 mm pitch; 6.5 mm x 3.5 mm x 1.65 mm bodyOutline drawing2019-05-28


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