BUK9Y8R5-80EX Nexperia BUK9Y8R5-80EX is an N-channel logic level MOSFET rated for 80V drain-source voltage and 100A continuous drain current. It features a low 8mΩ max on-resistance and is housed in an LFPAK56 surface-mount package.
Mfr Part #:

BUK9Y8R5-80EX

Available from 1 distributors
Mfr Name: Nexperia USA Inc.
Nexperia USA Inc.
Nexperia BUK9Y8R5-80EX is an N-channel logic level MOSFET rated for 80V drain-source voltage and 100A continuous drain current. It features a low 8mΩ max on-resistance and is housed in an LFPAK56 surface-mount package.
✓ Total Stock: 46 pcs
$ Price Range: $0.80 - $2.68

BUK9Y8R5-80EX Available from 1 distributor

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✓ Non-Authorised
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BUK9Y8R5-80EX 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
Storage Temperature
Supplier Device Package
Tape & Reel
Technology
Termination Style
Vgs (Max)
Vgs(th) (Max) @ Id

BUK9Y8R5-80EX Description

Short technical summary and product information.

The BUK9Y8R5-80EX is an N-channel logic level MOSFET manufactured by Nexperia. It uses TrenchMOS technology and is designed and qualified to AEC Q101 for automotive applications. The device is rated for a maximum drain-source voltage of 80V and a continuous drain current of 100A at Tc=25°C, making it suitable for high-performance power switching.

 

The MOSFET features a very low drain-source on-resistance of 8mΩ maximum at VGS=10V, ID=25A, and 8.5mΩ maximum at VGS=5V, with a typical value of 6.3mΩ. Total gate charge is 54.7nC maximum at VGS=5V, and input capacitance is 8167pF maximum at VDS=25V. The gate threshold voltage is 2.1V maximum at ID=1mA, and the gate-source voltage rating is ±10V.

 

The device can dissipate up to 238W at Tc=25°C and operates over a junction temperature range of -55°C to 175°C. It is offered in the LFPAK56 (Power-SO8, SOT-669) surface-mount package, with an exposed pad that connects to the drain.

 

Thanks to its low on-resistance, high current capability, and 175°C rating, the BUK9Y8R5-80EX is well suited for 12V, 24V and 48V automotive systems, including motor, lamp and solenoid control, transmission control, and ultra-high-performance power switching applications.

BUK9Y8R5-80EX Quick Information

Product Type: MOSFET
Series: BUK9
Canonical Name: N-channel 80V 100A logic level MOSFET in LFPAK56
Subcategory: Power MOSFET

BUK9Y8R5-80EX Compliance

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

BUK9Y8R5-80EX Estimated Pricing

Qty Low High
1+ $2.68 $2.68
10+ $1.73 $1.73
100+ $1.18 $1.18
500+ $1.01 $1.01
1,000+ $0.82 $0.82
1,500+ $0.80 $0.80

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

BUK9Y8R5-80EX Features

  • N-channel logic level TrenchMOS MOSFET.
  • Rated 80V drain-source voltage maximum.
  • 100A continuous drain current capability.
  • Low 8mΩ maximum on-resistance.
  • AEC Q101 qualified for automotive use.

BUK9Y8R5-80EX Applications

  • Ideal for 12V, 24V and 48V loads.
  • Used in motor, lamp and solenoid control.
  • Enables transmission control module designs.
  • Suited for high performance power switching.

BUK9Y8R5-80EX FAQs

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

80V.

What package is the BUK9Y8R5-80EX available in?

LFPAK56 (Power-SO8, SOT-669) surface-mount package.

What is the operating temperature range?

-55°C to 175°C (junction).

Is the BUK9Y8R5-80EX RoHS compliant?

Listed as RoHS3 compliant per product data.

What is the continuous drain current rating?

100A at Tc=25°C.

What is the maximum on-resistance?

8mΩ at VGS=10V, ID=25A.

Is the MOSFET qualified for automotive applications?

Yes, it is AEC Q101 qualified and repetitive avalanche rated.

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