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STW45NM50FD
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STW45NM50FD

Product Overview

Category

The STW45NM50FD belongs to the category of power MOSFETs.

Use

It is commonly used in power supply applications, motor control, and lighting systems.

Characteristics

  • High voltage capability
  • Low input capacitance
  • Fast switching speed
  • Low on-resistance

Package

The STW45NM50FD is available in a TO-247 package.

Essence

This MOSFET is essential for efficient power management and control in various electronic systems.

Packaging/Quantity

It is typically sold in reels with a quantity of 100 pieces per reel.

Specifications

  • Drain-Source Voltage (VDS): 500V
  • Continuous Drain Current (ID): 41A
  • On-Resistance (RDS(on)): 0.09Ω
  • Power Dissipation (PD): 190W
  • Gate-Source Voltage (VGS): ±30V
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The STW45NM50FD has a standard pin configuration with three pins: gate, drain, and source.

Functional Features

  • Low input and output capacitance for improved efficiency
  • Fast switching speed for enhanced performance
  • High voltage capability for versatile applications
  • Low on-resistance for reduced power losses

Advantages

  • High voltage capability allows for use in a wide range of applications
  • Low on-resistance results in lower power dissipation and heat generation
  • Fast switching speed enables efficient power control

Disadvantages

  • Higher cost compared to standard MOSFETs with lower specifications
  • May require additional circuitry for driving the high gate-source voltage

Working Principles

The STW45NM50FD operates based on the principles of field-effect transistors, where the voltage applied to the gate terminal controls the flow of current between the drain and source terminals.

Detailed Application Field Plans

Power Supply Applications

In power supply units, the STW45NM50FD can be used to efficiently regulate and control the flow of power, ensuring stable and reliable operation.

Motor Control

For motor control applications, this MOSFET can be employed to manage the speed and direction of motors in various industrial and automotive systems.

Lighting Systems

In lighting systems, the STW45NM50FD can be utilized to modulate the intensity and brightness of LED lights, contributing to energy-efficient lighting solutions.

Detailed and Complete Alternative Models

  1. STP55NF06L
  2. IRF840
  3. FQP50N06

These alternative models offer similar characteristics and can be considered as substitutes for the STW45NM50FD in various applications.

In conclusion, the STW45NM50FD power MOSFET offers high voltage capability, low on-resistance, and fast switching speed, making it suitable for power supply, motor control, and lighting applications. While it has advantages such as versatile application and efficient power control, it may have higher costs and require additional circuitry. Understanding its working principles and considering alternative models can aid in optimizing its use in electronic systems.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av STW45NM50FD i tekniska lösningar

  1. What is the maximum voltage rating of STW45NM50FD?

    • The maximum voltage rating of STW45NM50FD is 500V.

  2. What is the maximum continuous drain current of STW45NM50FD?

    • The maximum continuous drain current of STW45NM50FD is 45A.

  3. What is the on-resistance of STW45NM50FD?

    • The on-resistance of STW45NM50FD is typically 0.036 ohms.

  4. Can STW45NM50FD be used in high-power applications?

    • Yes, STW45NM50FD is suitable for high-power applications due to its low on-resistance and high voltage rating.

  5. What type of package does STW45NM50FD come in?

    • STW45NM50FD is available in a TO-247 package.

  6. Is STW45NM50FD suitable for switching power supplies?

    • Yes, STW45NM50FD is well-suited for use in switching power supplies due to its high voltage rating and low on-resistance.

  7. What are the typical applications of STW45NM50FD?

    • Typical applications of STW45NM50FD include motor control, lighting, power management, and industrial automation.

  8. Does STW45NM50FD require a heatsink for operation?

    • Depending on the application and power dissipation, a heatsink may be required for optimal performance of STW45NM50FD.

  9. What is the thermal resistance of STW45NM50FD?

    • The thermal resistance of STW45NM50FD is typically 1.15°C/W.

  10. Is STW45NM50FD RoHS compliant?

    • Yes, STW45NM50FD is RoHS compliant, making it suitable for environmentally friendly designs.