PMST2222; PMST2222A

NPN switching transistors

NPN switching transistor in a SOT323 plastic package.

PNP complement: PMST2907A.


  • High current (max. 600 mA)
  • Low voltage (max. 40 V).
  • AEC-Q101 qualified

Target applications

  • High-speed switching and linear amplification.


Type numberPackage versionPackage nameSize (mm)transistor polarityVCEO [max] (V)IC [max] (mA)hFE [max]hFE [min]toff (ns)Ptot [max] (mW)
PMST2222SOT323SC-702 x 1.25 x 0.95NPN30600300100250200
PMST2222ASOT323SC-702 x 1.25 x 0.95NPN40600300100250200


Type numberPackageOutline versionReflow-/Wave solderingPackingStatusMarkingOrderable part number, (Ordering code (12NC))
SOT323Reel 7" Q1/T1Active%1BPMST2222,115
( 9340 353 40115 )
SOT323Reel 7" Q1/T1Active%1PPMST2222A,115
( 9340 353 50115 )

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFLeadfree conversion dateEFRIFRMTBF (hour)MSLMSL leadfree
PMST2222PMST2222,115PMST2222week 30, 200395.00.442.27E911
PMST2222APMST2222A,115PMST2222Aweek 30, 200395.00.442.27E911
Quality and reliability disclaimer

Documentation (5)

File nameTitleTypeDate
PMST2222_2222ANPN switching transistorsData sheet1999-04-21
LSYMTRALetter Symbols - Transistors; GeneralDesign support1999-05-06
SOT323plastic, surface-mounted package; 3 leads; 1.3 mm pitch; 2 mm x 1.25 mm x 0.95 mm bodyOutline drawing2017-01-31
SOT323_135Tape reel SMD; standard product orientation 12NC ending 135Packing2012-11-16
SOT323_115Tape reel SMD; standard product orientation 12NC ending 115Packing2012-11-16


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