Product Overview: BUK954R4-40B - NXP

The BUK954R4-40B, manufactured by NXP Semiconductors, is a high-performance, automotive-grade N-channel TrenchMOS™ standard level field-effect transistor (FET). This power MOSFET is designed to deliver efficiency and reliability for a wide range of automotive applications, particularly where power density and energy efficiency are critical considerations.

Key Features

• Low On-State Resistance: The BUK954R4-40B features a low on-state resistance (R_DS(on)) of only 4.0 mΩ, which minimizes conduction losses and improves overall efficiency.
• High Current Capability: With a continuous drain current (I_D) rating of 75 A, this MOSFET can handle high current loads, making it suitable for demanding automotive power applications.
• Standard Level Gate Drive: It operates with standard level gate drive voltages, simplifying the design of driving circuits and ensuring compatibility with existing systems.
• Robust Thermal Performance: The BUK954R4-40B is encapsulated in a D2PAK package, which provides excellent thermal performance and aids in heat dissipation for reliable operation under varying conditions.
• Automotive Qualified: As an AEC-Q101 qualified device, it meets stringent automotive reliability standards, ensuring performance under the harsh conditions typical of automotive environments.

Applications

This MOSFET is ideal for a range of applications within the automotive sector, including:

• High-efficiency DC/DC converters
• Motor drives and control units
• Power management systems
• LED lighting systems
• Load switches

Product Summary

The BUK954R4-40B MOSFET from NXP stands out with its low on-state resistance, high current handling capability, and robust thermal performance, packaged in a D2PAK format suitable for high-density power designs. Its compliance with AEC-Q101 standards underscores its reliability for automotive applications, ensuring that it can withstand the rigorous demands of the industry. Whether it's for power conversion or motor control, the BUK954R4-40B is a solid choice for engineers looking to enhance the performance and efficiency of their automotive power systems.