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PSMN4R5-40PS from NXP,NXP Semiconductors

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PSMN4R5-40PS

Manufacturer: NXP, NXP/PH

N-channel 40 V 4.6 m鈩?standard level MOSFET

Partnumber Manufacturer Quantity Availability
PSMN4R5-40PS,PSMN4R540PS NXP, NXP/PH 125000 In Stock

Description and Introduction

N-channel 40 V 4.6 m鈩?standard level MOSFET The **PSMN4R5-40PS** is a high-performance N-channel MOSFET designed for power management applications, offering an optimal balance of efficiency and reliability. With a low on-resistance (RDS(on)) of just **4.5 mΩ**, this component minimizes conduction losses, making it well-suited for high-current switching in industrial, automotive, and renewable energy systems.  

Featuring a **40V drain-source voltage (VDSS)** rating, the PSMN4R5-40PS ensures robust operation in demanding environments. Its advanced trench technology enhances thermal performance, reducing power dissipation and improving overall system longevity. The MOSFET also supports fast switching speeds, which is critical for applications such as DC-DC converters, motor drives, and battery management systems.  

Packaged in a **Power-SO8** format, the PSMN4R5-40PS provides excellent thermal conductivity while maintaining a compact footprint. Its design prioritizes both electrical efficiency and mechanical durability, ensuring consistent performance under high-stress conditions.  

Engineers favor this MOSFET for its ability to handle high power densities without compromising reliability. Whether used in power supplies, inverters, or load switches, the PSMN4R5-40PS delivers efficient power handling with minimal losses, making it a preferred choice for modern power electronics.

Application Scenarios & Design Considerations

N-channel 40 V 4.6 m鈩?standard level MOSFET

Alternative Part Number

  • IRF1010N --: N-channel MOSFET with comparable 40V class and low on-resistance, widely available and a common drop-in for power switching designs.
  • STP75NF75 --: Low on-resistance N-channel MOSFET in TO-220, suitable replacement for similar power switching applications with adequate voltage margin.
  • FDP8870 --: Low RDS(on) N-channel MOSFET rated for similar current levels, offering a practical alternative for power management circuits.
  • IRF3205 --: Widely available 55V N-channel MOSFET with very low on-resistance, commonly used as a drop-in substitute for 40V logic-level power MOSFETs in switching applications.
  • STP75NF75 --: 75A 75V N-channel power MOSFET with low RDS(on), suitable replacement for high-current 40V MOSFET applications with extra voltage margin.
  • FDP047AN08A0 --: 80V N-channel MOSFET with low on-resistance in TO-220 package, a robust alternative for power switching where the original 40V device is used.

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