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40 V, 1 A NPN low VCEsat (BISS) transistor

NPN low VCEsat transistor in a small SOT23 plastic package. PNP complement: PBSS5140T.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
PBSS4140T PBSS4140T,235 934056515235 SOT23 Order product
PBSS4140T PBSS4140T,215 934056515215 SOT23 Order product

Features and benefits

  • Low collector-emitter saturation voltage
  • High current capabilities
  • Improved device reliability due to reduced heat generation


  • General purpose switching and muting
  • LCD backlighting
  • Supply line switching circuits
  • Battery driven equipment (mobile phones, video cameras and hand-held devices).


Type numberPackage versionPackage nameSize (mm)PolarityPtot (mW)VCEO [max] (V)IC [max] (mA)hFE [min]hFE [max]fT [min] (MHz)
PBSS4140TSOT23SOT232.9 x 1.3 x 1NPN300401000300900150


Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
( 9340 565 15235 )

Reel 11" Q3/T4, LargePack
( 9340 565 15215 )
ActiveZT%Reel 7" Q3/T4

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFMSLMSL leadfree
Quality and reliability disclaimer

Documentation (6)

File nameTitleTypeDate
PBSS4140T40 V, 1 A NPN low VCEsat (BISS) transistorData sheet2005-02-23
AN11076Thermal behavior of small-signal discretes on multilayer PCBsApplication note2021-06-23
PBSS4140T_Nexperia_Product_QualityPBSS4140T Nexperia Product QualityQuality document2019-05-20
PBSS4140T_Nexperia_Product_ReliabilityPBSS4140T Nexperia Product ReliabilityQuality document2021-03-19
PBSS4140TPBSS4140T SPICE modelSPICE model2020-11-11
WAVE_BG-BD-1Wave soldering profileWave soldering2021-09-08


If you are in need of design/technical support, let us know and fill in the answer form, we'll get back to you shortly.


File nameTitleTypeDate
PBSS4140TPBSS4140T SPICE modelSPICE model2020-11-11

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
PBSS4140TPBSS4140T,235934056515235Reel 11" Q3/T4, LargePackOrder product
PBSS4140TPBSS4140T,215934056515215Reel 7" Q3/T4Order product


As a Nexperia customer you can order samples via our sales organization or directly via our Online Sample Store:

Sample orders normally take 2-4 days for delivery.

If you do not have a direct account with Nexperia our network of global and regional distributors is available and equipped to support you with Nexperia samples.