Bipolar transistors

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ESD protection, TVS, filtering and signal conditioning

MOSFETs

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Analog & Logic ICs

Automotive qualified products (AEC-Q100/Q101)

BXK9R4R5-40H

Logic level N-Channel MOSFET in MLPAK56-WF (SOT8038-2)

Logic level N-Channel MOSFET in a small MLPAK56-WF (SOT8038-2) package, using Trench 9 technology. This product has been designed and qualified to meet AEC-Q101 requirements delivering high performance and reliability.

Features and benefits

  • Trench 9 technology

  • Low RDS(on) to minimize conduction losses

  • Small footprint (5 x 6 mm) for compact design

  • Qualified to AEC-Q101 at 175 °C

  • Side-wettable flanks for robust solder joints and automated optical inspection

Applications

  • Motor drive

  • Battery protection

  • DC-DC conversion

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 = 4.5 V; @25 C (mΩ) Tj [max] (°C) ID [max] (A) QGD [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 qualified Ciss [typ] (pF) Coss [typ] (pF) Release date
BXK9R4R5-40H SOT8038-2 MLPAK56-WF Production N 1 40 4.5 5.9 175 91 3.7 16 36 71 14 1.76 Y 2512 437 2025-01-20

Package

Type number Orderable part number, (Ordering code (12NC)) Status Marking Package Package information Reflow-/Wave soldering Packing
BXK9R4R5-40H BXK9R4R5-40HJ
(934668107118)		 Active 94H540R SOT8038-2
MLPAK56-WF
(SOT8038-2) 		SOT8038-2 Not available

Environmental information

Type number Orderable part number Chemical content RoHS RHF-indicator
BXK9R4R5-40H BXK9R4R5-40HJ BXK9R4R5-40H rohs rhf rhf
Quality and reliability disclaimer

Documentation (2)

File name Title Type Date
BXK9R4R5-40H Logic level N-Channel MOSFET in MLPAK56-WF (SOT8038-2) Data sheet 2025-01-15
SOT8038-2 MLPAK56-WF: 8 terminals; body 5.15 x 6.2 x 1.0 mm Package information 2025-01-13

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

No documents available

Ordering, pricing & availability

Type number Orderable part number Ordering code (12NC) Status Packing Packing Quantity Buy online
BXK9R4R5-40H BXK9R4R5-40HJ 934668107118 Active Not available 3,000 Order product

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
BXK9R4R5-40H BXK9R4R5-40HJ 934668107118 SOT8038-2 Order product