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300 V, 100 mA NPN high-voltage transistor

NPN high-voltage transistor in a medium power and flat lead SOT89 (SC-62) Surface-Mounted Device (SMD) plastic package.

PNP complement: PXTA92.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
PXTA42 PXTA42F 933926790135 SOT89 Order product
PXTA42 PXTA42,115 933926790115 SOT89 Order product

Features and benefits

  • High breakdown voltage
  • AEC-Q101 qualified
  • Medium power and flat lead SMD plastic package


  • Electronic ballast for fluorescent lighting
  • LED driver for LED chain module
  • High Intensity Discharge (HID) front lighting
  • Automotive motor management
  • Hook switch for wired telecom
  • Switch Mode Power Supply (SMPS)


Type numberPackage versionPackage nameSize (mm)PolarityPtot (mW)VCEO [max] (V)IC [max] (mA)hFE [min]
PXTA42SOT89SOT894.5 x 2.5 x 1.5NPN130030010040


Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
( 9339 267 90135 )

Reel 13” or 11 ¼” Q1/T1
( 9339 267 90115 )
Active%1DReel 7” Q1/T1 or Q2/T3

Quality, reliability & chemical content

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

Documentation (8)

File nameTitleTypeDate
PXTA42300 V, 100 mA NPN high-voltage transistorData sheet2017-06-02
LSYMTRALetter Symbols - Transistors; GeneralDesign support1999-05-06
DERATSMDPower Derating Curves for SMDs; GeneralDesign support1999-05-06
PXTA42_Nexperia_Product_QualityPXTA42 Nexperia Product QualityQuality document2019-05-20
PXTA42_Nexperia_Product_ReliabilityPXTA42 Nexperia Product ReliabilityQuality document2022-03-21
PXTA42PXTA42 SPICE modelSPICE model2022-07-12
REFLOW_BG-BD-1Reflow soldering profileReflow soldering2021-04-06
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
LSYMTRALetter Symbols - Transistors; GeneralDesign support1999-05-06
DERATSMDPower Derating Curves for SMDs; GeneralDesign support1999-05-06
PXTA42PXTA42 SPICE modelSPICE model2022-07-12

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingPacking quantityBuy online
PXTA42PXTA42F933926790135Reel 13” or 11 ¼” Q1/T1 - Order product
PXTA42PXTA42,115933926790115Reel 7” Q1/T1 or Q2/T3- Order product


As a Nexperia customer you can order samples via our sales organization or directly via our Online Sample Store: https://extranet.nexperia.com.

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.