BUK9M8R5-40HX N-channel 40V 40A logic level MOSFET in LFPAK33 package with low on-resistance of 8.5 mΩ.
Mfr Part #:

BUK9M8R5-40HX

Available from 1 distributors
Mfr Name: Nexperia USA Inc.
Nexperia USA Inc.
N-channel 40V 40A logic level MOSFET in LFPAK33 package with low on-resistance of 8.5 mΩ.
✓ Total Stock: 3,000 pcs
$ Price Range: $0.24 - $1.09

BUK9M8R5-40HX Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3,000 pcs
3000 pcs On Request 1 On Request On Request On Request On Request On Request

BUK9M8R5-40HX Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Drain to Source Voltage (Vdss)
Drive Voltage (Max Rds On, Min Rds On)
FET Type
Gate Charge (Qg) (Max) @ Vgs
Input Capacitance (Ciss) (Max) @ Vds
Lead Style
Mounting Type
Operating Temperature
Power Dissipation (Max)
Rds On (Max) @ Id, Vgs
Supplier Device Package
Tape & Reel
Technology
Termination Style
Vgs (Max)
Vgs(th) (Max) @ Id

BUK9M8R5-40HX Description

Short technical summary and product information.

The BUK9M8R5-40HX is an automotive qualified N-channel MOSFET from Nexperia, utilizing Trench 9 superjunction technology. It is designed for high performance automotive applications such as powertrain, chassis, body, and infotainment systems.

 

This MOSFET features a drain-source voltage rating of 40V and a continuous drain current of 40A. The on-state resistance is typically 7.2 mΩ and maximum 8.5 mΩ at VGS=10V. The device offers low gate charge (28 nC max) and is compatible with logic level drive voltages of 4.5V and 10V.

 

The part is housed in the LFPAK33 (SOT1210) surface mount package with gull wing leads, providing high robustness and reliability. The operating junction temperature range is -55°C to 175°C. It is qualified to AEC-Q101, making it suitable for automotive environments.

BUK9M8R5-40HX Quick Information

Product Type: MOSFET
Canonical Name: Nexperia BUK9M8R5-40HX N-Channel 40V 40A Logic Level MOSFET in LFPAK33
Subcategory: Single MOSFET

BUK9M8R5-40HX Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BUK9M8R5-40HX Estimated Pricing

Qty Low High
1+ $1.09 $1.09
10+ $0.68 $0.68
100+ $0.44 $0.44
500+ $0.35 $0.35
1,000+ $0.30 $0.30
1,500+ $0.28 $0.28
3,000+ $0.25 $0.25
9,000+ $0.24 $0.24

Estimated market price range - modelled values for guidance only, not live distributor offers.

BUK9M8R5-40HX Features

  • Automotive qualified to AEC-Q101 at 175°C.
  • Low on-state resistance of 8.5 mΩ max.
  • 40V drain-source voltage rating.
  • 40A continuous drain current capability.
  • Surface mount LFPAK33 package with gull wing leads.

BUK9M8R5-40HX Applications

  • Ideal for 12V automotive powertrain systems.
  • Used in DC-DC converter and LED lighting circuits.
  • Suitable for medium/low power motor drives.
  • Designed for body and infotainment applications.

BUK9M8R5-40HX FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum drain-source voltage (VDS)?

The maximum drain-source voltage is 40 V.

What package is the BUK9M8R5-40HX available in?

It is available in the LFPAK33 (SOT1210) surface mount package with gull wing leads.

What is the operating junction temperature range?

The operating junction temperature range is -55°C to 175°C.

Is the BUK9M8R5-40HX RoHS compliant?

It is listed as RoHS3 compliant, but this status is unverified from official sources.

What is the on-state resistance (RDSon) of this MOSFET?

The on-state resistance is 5 mΩ minimum, 7.2 mΩ typical, and 8.5 mΩ maximum at VGS=10V, ID=15A, Tj=25°C.

What is the total gate charge (Qg)?

The maximum total gate charge is 28 nC at VGS=10V.

Is the BUK9M8R5-40HX automotive qualified?

Yes, it is fully automotive qualified to AEC-Q101 at 175°C.

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