BUK7K18-40E

Dual N-channel 40 V, 19 mΩ standard level MOSFET

Dual standard level N-channel MOSFET in an LFPAK56D (Dual 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
BUK7K18-40E BUK7K18-40EX 934067813115 SOT1205 Order product

Features

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

Target 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
BUK7K18-40ESOT1205LFPAK56D; Dual LFPAKProductionN2401917524.24.311.8389.13Y6061342013-12-11

Package

Type numberOrderable part number, (Ordering code (12NC))StatusMarkingPackageOutline versionReflow-/Wave solderingPacking
BUK7K18-40EBUK7K18-40EX
( 9340 678 13115 )
Active71840E
LFPAK56D; Dual LFPAK
(SOT1205)
SOT1205Reel 7" Q1/T1

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHS / RHFIFRMTBF (hour)MSLMSL leadfree
BUK7K18-40EBUK7K18-40EXBUK7K18-40E11.68.62E711
Quality and reliability disclaimer

Documentation (15)

File nameTitleTypeDate
BUK7K18-40EDual N-channel 40 V, 19 mΩ standard level MOSFETData sheet2018-04-05
AN10874LFPAK MOSFET thermal design guideApplication note2018-04-24
AN10874_ZHLFPAK MOSFET thermal design guide, Chinese versionApplication note2012-09-14
AN11113LFPAK MOSFET thermal design guide - Part 2Application note2018-04-24
AN11261Using RC Thermal ModelsApplication note2014-05-19
AN11113_ZHLFPAK MOSFET thermal design guide - Part 2Application note2014-05-22
AN11599Using power MOSFETs in parallelApplication note2016-07-13
AN90003LFPAK MOSFET thermal design guideApplication note2019-05-09
nexperia_document_leaflet_LFPAK56D_factsheet_LR_201708LFPAK56D the ultimate dual MOSFETLeaflet2017-08-17
BUK7K18-40EBUK7K18-40E Spice modelSPICE model2014-01-14
TN00008Power MOSFET frequently asked questions and answersTechnical note2018-09-12
BUK7K18-40E_RC_Thermal_ModelBUK7K18-40E Thermal designThermal design2014-01-14
BUK7K18-40EBUK7K18-40E Thermal modelThermal model2014-01-14
SOT1205_115LFPAK56D; Reel pack, SMD, 7' Q1/T1 Standard product orientation Orderable part number ending, 115 or X Ordering code (12NC) ending 115Packing2016-09-09
SOT1205plastic, single ended surface mounted package (LFPAK56D); 8 leadsOutline drawing2018-10-08

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
BUK7K18-40EBUK7K18-40E Spice modelSPICE model2014-01-14
BUK7K18-40E_RC_Thermal_ModelBUK7K18-40E Thermal designThermal design2014-01-14
BUK7K18-40EBUK7K18-40E Thermal modelThermal model2014-01-14

Ordering, pricing & availability

Type numberOrderable part numberOrdering code (12NC)PackingBuy online
BUK7K18-40EBUK7K18-40EX934067813115Reel 7" Q1/T1Order 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.