BUK129-50DL,118

Power Distribution Switches, Load Drivers Overview

The BUK129-50DL,118 is a Power MOSFET manufactured by NXP USA Inc., designed for high-efficiency power switching applications. It utilizes the SuperMOS technology to achieve low on-resistance and fast switching characteristics. The component is housed in a DPAK (TO-252) surface-mount package, suitable for automated assembly processes. Key electrical parameters include a drain-source voltage rating of 50V and a continuous drain current capacity that supports various load requirements. The device features an internal body diode with specific reverse recovery characteristics, enhancing performance in inductive load switching scenarios. It operates within a standard temperature range, ensuring reliability in consumer and industrial electronics.

Power Distribution Switches, Load Drivers Feature Summary

• SuperMOS technology for optimized on-resistance and switching speed
• DPAK surface-mount package for compact board design
• Internal body diode with controlled reverse recovery behavior

Power Distribution Switches, Load Drivers Applications

• DC-DC converter circuits
• Motor control applications
• Power management units

Power Distribution Switches, Load Drivers Procurement Notes

Verify the exact ordering code suffix matches the required tape and reel quantity specifications. Confirm the manufacturing date code aligns with project lifecycle requirements. Ensure storage conditions comply with moisture sensitivity level guidelines prior to soldering. Cross-reference the datasheet revision to confirm pinout and thermal characteristics match the design intent.

Power Distribution Switches, Load Drivers Selection Notes

Select this component when a 50V rated N-channel MOSFET is required in a DPAK package. Evaluate the thermal resistance capabilities against the expected power dissipation in the target application. Compare the gate charge parameters with driver capabilities to ensure efficient switching. Consider the cost-performance balance relative to alternative packages if space constraints are flexible.

Power Distribution Switches, Load Drivers Part Context

This part belongs to NXP's SuperMOS family, which focuses on improving efficiency in power conversion systems. The BUK129 series provides a balance between voltage rating and current handling in a standardized surface-mount footprint. It serves as a common solution for low-voltage power switching tasks where size and thermal performance are critical factors.

Power Distribution Switches, Load Drivers Replacement Considerations

Check for direct replacements within the same voltage and current ratings. Verify pin compatibility and thermal pad configuration for drop-in substitution. Review updated datasheets for any changes in switching parameters or maximum ratings.