BUK139-50DL: Logic level TOPFET® D-PAK version of BUK118-50DL

Monolithic temperature and overload protected logic level power MOSFET in TOPFET®2 technology assembled in a 3 pin surface mount plastic package.

SOT428
Data Sheets (1)
Name/DescriptionModified Date
Logic level TOPFET® D-PAK version of BUK118-50DL (REV 1.0) PDF (37.0 kB) BUK139-50DL01 Jul 2001
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
Discretes Semiconductors Selection Guide 2016 (REV 1.0) PDF (47.9 MB) 7501763117 Feb 2016
车用 MOSFET 选型指南2015版 (chinese version) (REV 1.0) PDF (2.9 MB) 7501765117 Apr 2015
Package Information (1)
Name/DescriptionModified Date
plastic single-ended surface-mounted package (DPAK); 3 leads (one lead cropped) (REV 1.0) PDF (221.0 kB) SOT42808 Feb 2016
Packing (1)
Name/DescriptionModified Date
Tape reel SMD; standard product orientation; 12NC ending 118 (REV 1.0) PDF (184.0 kB) SOT428_11823 Nov 2012
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)QGD [typ] (nC)QG(tot) [typ] @ VGS = 4.5 V (nC)QG(tot) [typ] (nC)Ptot [max] (W)QG(tot) [typ] @ VGS = 10 V (nC)Qr [typ] (nC)VGSth [typ] (V)Automotive qualifiedCiss [typ] (pF)Coss [typ] (pF)Date
BUK139-50DLEnd of LifeSOT428DPAK2011-01-08
BUK139-50DL/CNo Longer ManufacturedSOT428DPAK2011-01-08