Bipolar transistors

Diodes

ESD protection, TVS, filtering and signal conditioning

MOSFETs

SiC MOSFETs

GaN FETs

IGBTs

Analog & Logic ICs

Automotive qualified products (AEC-Q100/Q101)

BUK9K29-100E

Dual N-channel TrenchMOS logic level FET

Dual logic 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.

Features and benefits

  • Dual MOSFET

  • 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

Applications

  • 12 V Automotive systems

  • Motors, lamps and solenoid control

  • Transmission control

  • Ultra high performance power switching

Parametrics

Type number Package version Package name Product status Channel type Nr of transistors VDS [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 qualified Ciss [typ] (pF) Coss [typ] (pF) Release date
BUK9K29-100E SOT1205 LFPAK56D; Dual LFPAK Production N 2 100 27 29 175 30 10.9 68 50.1 1.7 Y 2727 169 2012-07-23

Package

Type number Orderable part number, (Ordering code (12NC)) Status Marking Package Package information Reflow-/Wave soldering Packing
BUK9K29-100E BUK9K29-100E,115
(934066975115)		 Active 92910E SOT1205
LFPAK56D; Dual LFPAK
(SOT1205) 		SOT1205 REFLOW_BG-BD-1
WAVE_BG-BD-1
SOT1205_115

Environmental information

Type number Orderable part number Chemical content RoHS RHF-indicator
BUK9K29-100E BUK9K29-100E,115 BUK9K29-100E rohs rhf
Quality and reliability disclaimer

Series

Documentation (25)

File name Title Type Date
BUK9K29-100E Dual N-channel TrenchMOS logic level FET Data sheet 2017-04-20
AN10273 Power MOSFET single-shot and repetitive avalanche ruggedness rating Application note 2022-06-20
AN10874_ZH LFPAK MOSFET thermal design guide, Chinese version Application note 2020-04-30
AN11113_ZH LFPAK MOSFET thermal design guide - Part 2 Application note 2020-04-30
AN11156 Using Power MOSFET Zth Curves Application note 2021-01-04
AN11158 Understanding power MOSFET data sheet parameters Application note 2025-02-18
AN11158_ZH Understanding power MOSFET data sheet parameters Application note 2021-01-04
AN11160 Designing RC Snubbers Application note 2024-10-21
AN11243 Failure signature of Electrical Overstress on Power MOSFETs Application note 2025-03-20
AN11261 RC Thermal Models Application note 2021-03-18
AN11599 Using power MOSFETs in parallel Application note 2016-07-13
AN90003 LFPAK MOSFET thermal design guide Application note 2023-08-22
SOT1205 3D model for products with SOT1205 package Design support 2017-06-30
nexperia_document_leaflet_LFPAK56D_factsheet_LR_201708 LFPAK56D the ultimate dual MOSFET Leaflet 2017-08-17
Nexperia_package_poster Nexperia package poster Leaflet 2020-05-15
LFPAK56D_SOT1205_mk plastic, single ended surface mounted package (LFPAK56D); 8 leads; 1.27 mm pitch; 4.7 mm x 5.3 mm x 1.05 mm body Marcom graphics 2017-01-28
BUK9xxxx-100E_LTspice_V3 BUK9xxxx-100E Precision ElectroThermal (PET) LTspice model PET SPICE model 2022-12-14
SOT1205 plastic, single ended surface mounted package (LFPAK56D); 8 leads Package information 2022-03-11
SOT1205_115 LFPAK56D; Reel pack for SMD, 7''; Q1/T1 product orientation Packing information 2021-01-11
REFLOW_BG-BD-1 Reflow soldering profile Reflow soldering 2021-04-06
BUK9K29-100E BUK9K29-100E Spice model SPICE model 2012-09-12
TN00008 Power MOSFET frequently asked questions and answers Technical note 2024-08-09
BUK9K29-100E_RC_Thermal_Model BUK9K29-100E Thermal design model Thermal design 2021-01-18
BUK9K29-100E BUK9K29-100E Thermal model Thermal model 2014-04-16
WAVE_BG-BD-1 Wave soldering profile Wave soldering 2021-09-08

Support

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Longevity

The Nexperia Longevity Program is aimed to provide our customers information from time to time about the expected time that our products can be ordered. The NLP is reviewed and updated regularly by our Executive Management Team. View our longevity program here.


Models

File name Title Type Date
BUK9xxxx-100E_LTspice_V3 BUK9xxxx-100E Precision ElectroThermal (PET) LTspice model PET SPICE model 2022-12-14
BUK9K29-100E BUK9K29-100E Spice model SPICE model 2012-09-12
BUK9K29-100E_RC_Thermal_Model BUK9K29-100E Thermal design model Thermal design 2021-01-18
BUK9K29-100E BUK9K29-100E Thermal model Thermal model 2014-04-16
SOT1205 3D model for products with SOT1205 package Design support 2017-06-30

Ordering, pricing & availability

Type number Orderable part number Ordering code (12NC) Status Packing Packing Quantity Buy online
BUK9K29-100E BUK9K29-100E,115 934066975115 Active SOT1205_115 1,500

Sample

As a Nexperia customer you can order samples via our sales organization.

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. Check out the list of official distributors.

How does it work?

The interactive datasheets are based on the Nexperia MOSFET precision electrothermal models. With our interactive datasheets you can simply specify your own conditions interactively. Start by changing the values of the conditions. You can do this by using the sliders in the condition fields. By dragging the sliders you will see how the MOSFET will perform at the new conditions set.

Interactive datasheet

Orderable parts

Type number Orderable part number Ordering code (12NC) Package Buy from distributors
BUK9K29-100E BUK9K29-100E,115 934066975115 SOT1205 Order product