BUK7908-40AIE: N-channel TrenchPLUS standard level FET

Standard level N-channel enhancement mode Field-Effect Transistor (FET) in a plastic package using TrenchMOS® technology. The devices include TrenchPLUS current sensing and diodes for ElectroStatic Discharge (ESD) protection. This product has been designed and qualified to the appropriate AEC standard for use in automotive critical applications.

SOT263B
Data Sheets (1)
Name/DescriptionModified Date
N-channel TrenchPLUS standard level FET (REV 3.0) PDF (203.0 kB) BUK7908-40AIE18 Feb 2009
Application Notes (12)
Name/DescriptionModified Date
Using power MOSFETs in parallel (REV 1.0) PDF (184.0 kB) AN1159913 Jul 2016
Power MOSFET single-shot and repetitive avalanche ruggedness rating (REV 3.0) PDF (146.0 kB) AN1027310 Dec 2015
LFPAK MOSFET thermal design guide - Part 2 (REV 2.0) PDF (2.6 MB) AN11113_ZH22 May 2014
Using RC Thermal Models (REV 2.0) PDF (1.0 MB) AN1126119 May 2014
Understanding power MOSFET data sheet parameters (REV 4.0) PDF (571.0 kB) AN1115804 Feb 2014
Understanding power MOSFET data sheet parameters (REV 3.0) PDF (903.0 kB) AN11158_ZH08 Nov 2013
Failure signature of Electrical Overstress on Power MOSFETs (REV 1.0) PDF (10.5 MB) AN1124329 Oct 2012
Using Power MOSFET Zth Curves (REV 1.0) PDF (212.0 kB) AN1115610 Oct 2012
Designing RC Snubbers (REV 1.0) PDF (565.0 kB) AN1116001 Oct 2012
LFPAK MOSFET thermal design guide, Chinese version (REV 1.0) PDF (515.0 kB) AN10874_ZH14 Sep 2012
LFPAK MOSFET thermal design guide - Part 2 (REV 2.0) PDF (2.5 MB) AN1111316 Nov 2011
LFPAK MOSFET thermal design guide (REV 2.0) PDF (401.0 kB) AN1087427 Jan 2011
Selector Guides (2)
Name/DescriptionModified Date
Automotive MOSFET Selection Guide 2016: Performance, Quality, Reliability (REV 1.0) PDF (8.3 MB) 7501764301 Apr 2016
Discretes Semiconductors Selection Guide 2016 (REV 1.0) PDF (47.9 MB) 7501763117 Feb 2016
Package Information (1)
Name/DescriptionModified Date
plastic single-ended package; heatsink mounted; 1 mounting hole; 5-lead TO-220 (REV 1.0) PDF (202.0 kB) SOT263B08 Feb 2016
Reports or Presentations (1)
Name/DescriptionModified Date
High Efficiency HVAC blower motor control (REV 1.0) PDF (180.0 kB) R_1006714 Apr 2016
Supporting Information (1)
Name/DescriptionModified Date
Power MOSFET frequently asked questions and answers (REV 2.0) PDF (1.6 MB) TN0000831 Oct 2016
Ordering Information
ProductStatusPackage versionPackage nameChannel typeNumber of transistorsVDS [max] (V)RDSon [max] @ VGS = 10 V (mΩ)RDSon [max] @ VGS = 5 V (mΩ)RDSon [max] @ VGS = 4.5 V (mΩ)RDSon [max] @ VGS = 2.5 V (mΩ)ID [max] (A)RDSon [typ] @ VGS = 10 V (mΩ)QGD [typ] (nC)QG(tot) [typ] (nC)QG(tot) [typ] @ VGS = 4.5 V (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
BUK7908-40AIEActiveSOT263BTO-220-5N140875634221221YY2010-10-14
Package Information
Product IDPackage DescriptionOutline VersionReflow/Wave SolderingPackingProduct StatusPart NumberOrdering code(12NC)MarkingChemical ContentRoHS / Pb Free / RHFMSLMSL LF
BUK7908-40AIESOT263BHorizontal, Rail PackActiveBUK7908-40AIE,127 (9340 579 44127)BUK7908-40AIEBUK7908-40AIENANA
N-channel TrenchPLUS standard level FET BUK7908-40AIE
Using power MOSFETs in parallel BUK7M12-60E
Power MOSFET single-shot and repetitive avalanche ruggedness rating BUK7M12-60E
LFPAK MOSFET thermal design guide - Part 2 BUK7K8R7-40E
Using RC Thermal Models BUK7M12-60E
Understanding power MOSFET data sheet parameters BUK7M12-60E
Understanding power MOSFET data sheet parameters BUK7K6R8-40E
Failure signature of Electrical Overstress on Power MOSFETs BUK7M12-60E
Using Power MOSFET Zth Curves BUK7M12-60E
Designing RC Snubbers BUK7M12-60E
LFPAK MOSFET thermal design guide, Chinese version BUK7K8R7-40E
LFPAK MOSFET thermal design guide - Part 2 BUK7M12-60E
LFPAK MOSFET thermal design guide BUK7M12-60E
Automotive MOSFET Selection Guide 2016: Performance, Quality, Reliability BUK7M12-60E
Discretes Semiconductors Selection Guide 2016 BUK7M12-60E
High Efficiency HVAC blower motor control BUK7M12-60E
Power MOSFET frequently asked questions and answers BUK7M12-60E
plastic single-ended package; heatsink mounted; 1 mounting hole; 5-lead TO-220 BUK7909-75ATE
BUK9907-40ATC