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Product Detailed Parameters
- Description：MOSFET N-CH 40V 85A LFPAK33
- Series：TrenchMOS™
- Mfr：Nexperia USA Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- FET Type：N-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：40 V
- Current - Continuous Drain (Id) @ 25°C：85A (Tj)
- Drive Voltage (Max Rds On, Min Rds On)：10V
- Rds On (Max) @ Id, Vgs：5mOhm @ 85A, 10V
- Vgs(th) (Max) @ Id：-
- Gate Charge (Qg) (Max) @ Vgs：28 nC @ 10 V
- Vgs (Max)：+16V, -10V
- Input Capacitance (Ciss) (Max) @ Vds：-
- FET Feature：-
- Power Dissipation (Max)：83W
- Operating Temperature：175°C
- Grade：Automotive
- Qualification：AEC-Q101
- Mounting Type：Surface Mount
- Supplier Device Package：LFPAK33
- Package / Case：SOT-1210, 8-LFPAK33 (5-Lead)
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Overview
The BUK9M5R0-40HX is an automotive qualified logic level N-channel MOSFET utilizing Trench 9 superjunction technology. It features a maximum drain-source voltage of 40 V and a typical on-state resistance of 3.9 mΩ at 25 °C. The device supports a continuous drain current of 85 A and dissipates up to 83 W. Packaged in LFPAK33 (SOT1210), it includes gull wing leads for surface mount assembly.
Feature Summary
- Fully automotive qualified to AEC-Q101 standards with operation up to 175 °C
- Trench 9 superjunction technology provides low power losses and high power density
- LFPAK copper clip package ensures high robustness, reliability, and thermal performance
- Repetitive avalanche rated for demanding application environments
Applications
- 12 V automotive systems
- Powertrain, chassis, body and infotainment applications
- Medium/Low power motor drive
- DC-DC systems
- LED lighting
Procurement Notes
Verify the specific ordering suffix against official Nexperia documentation to confirm exact packaging configuration. Confirm that the component meets the required AEC-Q101 qualification status for your target automotive application before finalizing procurement specifications.
Selection Notes
Select this component for designs requiring low conduction losses and high current handling within a compact footprint. The logic level gate drive capability allows compatibility with standard control voltages. Ensure PCB thermal design accommodates the mounting base temperature requirements for optimal performance.
Part Context
This part belongs to the BUK9M series of N-channel MOSFETs from Nexperia. It utilizes SOT1210 (LFPAK33) plastic surface-mounted packaging. The product is designed specifically for high-performance automotive applications using advanced TrenchMOS technology.
Replacement Considerations
Consult official Nexperia substitution guides for verified alternatives. Cross-reference pinout configurations and electrical parameters carefully when evaluating potential replacement components.
