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Product Detailed Parameters
- Description：MOSFET N-CH 40V 25A LFPAK33
- Series：-
- 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：25A (Tc)
- Drive Voltage (Max Rds On, Min Rds On)：4.5V, 10V
- Rds On (Max) @ Id, Vgs：20mOhm @ 10A, 10V
- Vgs(th) (Max) @ Id：2.2V @ 1mA
- Gate Charge (Qg) (Max) @ Vgs：12.6 nC @ 10 V
- Vgs (Max)：+16V, -10V
- Input Capacitance (Ciss) (Max) @ Vds：763 pF @ 25 V
- FET Feature：-
- Power Dissipation (Max)：38W (Tc)
- Operating Temperature：-55°C ~ 175°C (TJ)
- 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 Nexperia BUK9M20-40HX 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 15.8 mΩ at 25 °C. The device supports a continuous drain current of 25 A with a total power dissipation of 38 W. Packaged in the LFPAK33 (SOT1210) format, it operates within a junction temperature range of -55 °C to +175 °C.
Feature Summary
- Fully automotive qualified to AEC-Q101 standards for high performance applications
- Trench 9 superjunction technology ensures low power losses and high power density
- LFPAK copper clip package provides high robustness, reliability, and gull wing leads for automated optical inspection
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 the manufacturer's official documentation to confirm packaging details such as reel or cut tape specifications. Ensure that the component meets the required AEC-Q101 qualification status for your intended automotive application environment. Cross-reference the marking code '92040H' with the datasheet to authenticate the part upon receipt.
Selection Notes
Select this component for designs requiring logic level gate drive capabilities with a threshold voltage suitable for low voltage control signals. The LFPAK33 package is appropriate for applications needing efficient thermal management via the mounting base connection. Consider the repetitive avalanche rating when designing circuits subject to inductive load switching or transient voltage events.
Part Context
This device belongs to Nexperia's BUK9M series of N-channel MOSFETs designed for automotive use. It employs Trench 9 technology to achieve superior performance compared to previous generations. The LFPAK33 package variant offers a compact footprint with enhanced thermal characteristics, making it suitable for space-constrained automotive PCB layouts.
Replacement Considerations
Consult the official Nexperia replacement guide for verified substitute part numbers. Do not assume pin compatibility or electrical equivalence with other packages without explicit manufacturer confirmation.
