N-channel 40 V, 11 mΩ logic level MOSFET in LFPAK33

Logic level N-channel MOSFET in an LFPAK33 (Power33) package using TrenchMOS technology. This product has been designed and qualified to AEC Q101 standard for use in high performance automotive applications.


  • Q101 compliant
  • Repetitive avalanche rated
  • Suitable for thermally demanding environments due to 175 °C rating
  • True logic level gate with VGS(th) rating of greater than 0.5 V at 175 °C

Target applications

  • 12 V automotive systems
  • Motors, lamps and solenoid control
  • Transmission control
  • Ultra high performance power switching


Type numberPackage versionPackage nameProduct statusChannel typeNumber of transistorsVDS [max] (V)RDSon [max] @ VGS = 10 V (mΩ)RDSon [max] @ VGS = 5 V (mΩ)Tj [max] (°C)ID [max] (A)QGD [typ] (nC)Ptot [max] (W)Qr [typ] (nC)VGSth [typ] (V)Automotive qualifiedCiss [typ] (pF)Coss [typ] (pF)Date


Type numberPackageOutline versionReflow-/Wave solderingPackingStatusMarkingOrderable part number, (Ordering code (12NC))
SOT1210Reel 7" Q1/T1Active91140EBUK9M11-40EX
( 9340 700 84115 )

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFLeadfree conversion dateIFRMTBF (hour)MSLMSL leadfree
Quality and reliability disclaimer

Documentation (19)

File nameTitleTypeDate
BUK9M11-40EN-channel 40 V, 11 mΩ logic level MOSFET in LFPAK33Data sheet2018-04-05
AN10273Power MOSFET single-shot and repetitive avalanche ruggedness ratingApplication note2015-12-10
AN10874LFPAK MOSFET thermal design guideApplication note2018-04-24
AN11113LFPAK MOSFET thermal design guide - Part 2Application note2018-04-24
AN11158Understanding power MOSFET data sheet parametersApplication note2014-02-04
AN11160Designing RC SnubbersApplication note2012-10-01
AN11156Using Power MOSFET Zth CurvesApplication note2012-10-10
AN11243Failure signature of Electrical Overstress on Power MOSFETsApplication note2017-12-21
AN11261Using RC Thermal ModelsApplication note2014-05-19
AN11599Using power MOSFETs in parallelApplication note2016-07-13
AN90003Thermal design guide for LFPAK56D and LFPAK33Application note2019-02-04
Nexperia_document_leaflet_LFPAK33_21092019LFPAK33 shrinking the power footprintLeaflet2019-01-22
Nexperia_document_leaflet_LFPAK33_29012019_CHNLFPAK33 - 缩小功率器件的尺寸Leaflet2019-01-29
BUK9M11-40EBUK9M11-40E SPICE modelSPICE model2016-05-01
TN00008Power MOSFET frequently asked questions and answersTechnical note2018-09-12
BUK9M11-40E_RC_Thermal_ModelBUK9M11-40E Thermal design modelThermal design2016-05-03
BUK9M11-40EBUK9M11-40E Thermal modelThermal model2016-05-02
SOT1210_115LFPAK33; Reel pack, SMD, 7' Q1/T1 Standard product orientation Orderable part number ending, 115 or X Ordering code (12NC) ending 115Packing2014-03-31
SOT1210Plastic, single ended surface mounted package (LFPAK33); 8 leads; 0.65 mm pitchOutline drawing2018-05-04


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
BUK9M11-40EBUK9M11-40E SPICE modelSPICE model2016-05-01
BUK9M11-40E_RC_Thermal_ModelBUK9M11-40E Thermal design modelThermal design2016-05-03
BUK9M11-40EBUK9M11-40E Thermal modelThermal model2016-05-02

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy from distributors
BUK9M11-40EBUK9M11-40EX934070084115Reel 7" Q1/T1Buy online


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