Register once, drag and drop ECAD models into your CAD tool and speed up your design.

Click here for more information

BUK7Y29-40E

N-channel 40 V, 29 mΩ standard level MOSFET in LFPAK56

Standard level N-channel MOSFET in an LFPAK56 (Power SO8) package using TrenchMOS technology. This product has been designed and qualified to AEC Q101 standard for use in high performance automotive applications.

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
BUK7Y29-40E BUK7Y29-40EX 934067435115 SOT669 Order product

Features and benefits

  • Q101 compliant
  • Repetitive avalanche rated
  • Suitable for thermally demanding environments due to 175°C rating
  • True standard level gate with VGS(th) rating of greater than 1 V at 175°C

Applications

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

Parametrics

Type numberPackage versionPackage nameProduct statusChannel typeNumber of transistorsVDS [max] (V)RDSon [max] @ VGS = 10 V (mΩ)Tj [max] (°C)ID [max] (A)QGD [typ] (nC)QG(tot) [typ] @ VGS = 10 V (nC)Ptot [max] (W)Qr [typ] (nC)VGSth [typ] (V)Automotive qualifiedCiss [typ] (pF)Coss [typ] (pF)Date
BUK7Y29-40ESOT669LFPAK56; Power-SO8ProductionN140291752637.9376.83Y370922013-02-14

Package

Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackagePackage informationReflow-/Wave solderingPacking
BUK7Y29-40EBUK7Y29-40EX
( 9340 674 35115 )
Active72940E
LFPAK56; Power-SO8
(SOT669)
SOT669Reel 7” Q1/T1 or Q2/T3

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFIFRMTBF (hour)MSLMSL leadfree
BUK7Y29-40EBUK7Y29-40EXBUK7Y29-40E11.68.62E711
Quality and reliability disclaimer

Documentation (16)

File nameTitleTypeDate
BUK7Y29-40EN-channel TrenchMOS standard level FETData sheet2017-04-20
AN10273Power MOSFET single-shot and repetitive avalanche ruggedness ratingApplication note2020-07-02
AN11158Understanding power MOSFET data sheet parametersApplication note2020-07-06
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
AN11158_ZHUnderstanding power MOSFET data sheet parametersApplication note2013-11-08
AN11261RC Thermal ModelsApplication note2020-05-11
AN11599Using power MOSFETs in parallelApplication note2016-07-13
AN10874_ZHLFPAK MOSFET thermal design guide, Chinese versionApplication note2020-04-30
AN11113_ZHLFPAK MOSFET thermal design guide - Part 2Application note2020-04-30
nexperia_document_leaflet_LFPAK56_LR_2020The automotive Power-SO8 that packs a punchLeaflet2020-04-22
BUK7Y29-40EBUK7Y29-40E Spice modelSPICE model2013-02-21
TN00008Power MOSFET frequently asked questions and answersTechnical note2020-06-24
BUK7Y29-40E_RC_Thermal_ModelBUK7Y29-40E Thermal design modelThermal design2013-02-24
BUK7Y29-40EBUK7Y29-40E Thermal modelThermal model2013-02-24

Support

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.

Models

File nameTitleTypeDate
BUK7Y29-40EBUK7Y29-40E Spice modelSPICE model2013-02-21
BUK7Y29-40E_RC_Thermal_ModelBUK7Y29-40E Thermal design modelThermal design2013-02-24
BUK7Y29-40EBUK7Y29-40E Thermal modelThermal model2013-02-24

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
BUK7Y29-40EBUK7Y29-40EX934067435115Reel 7” Q1/T1 or Q2/T3Order product

Sample

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.