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STW21NM50N
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STW21NM50N

Introduction

The STW21NM50N is a power MOSFET belonging to the category of semiconductor devices. It is commonly used in electronic circuits for various applications due to its unique characteristics and performance.

Basic Information Overview

  • Category: Semiconductor device
  • Use: Power switching applications
  • Characteristics: High voltage capability, low input capacitance, fast switching speed
  • Package: TO-247
  • Essence: Efficient power management
  • Packaging/Quantity: Typically packaged in reels of 1000 units

Specifications

  • Voltage Rating: 500V
  • Current Rating: 21A
  • On-state Resistance (RDS(on)): 0.25Ω
  • Gate Threshold Voltage: 3V
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The STW21NM50N features a standard TO-247 pin configuration with three pins: gate (G), drain (D), and source (S).

Functional Features

  • High voltage capability allows for use in various power applications
  • Low input capacitance enables fast switching speed
  • Enhanced efficiency in power management systems

Advantages and Disadvantages

Advantages: - High voltage capability - Low input capacitance - Fast switching speed

Disadvantages: - Higher on-state resistance compared to some alternative models - Limited operating temperature range

Working Principles

The STW21NM50N operates based on the principles of field-effect transistors, utilizing the control of electric fields to modulate the conductivity of the channel.

Detailed Application Field Plans

The STW21NM50N finds extensive use in the following application fields: - Switching power supplies - Motor control - Lighting systems - Audio amplifiers - Renewable energy systems

Detailed and Complete Alternative Models

Some alternative models to the STW21NM50N include: - STP21NM50N - IRF840 - FDP8878

In conclusion, the STW21NM50N power MOSFET offers high voltage capability, low input capacitance, and fast switching speed, making it suitable for a wide range of power switching applications.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van STW21NM50N in technische oplossingen

  1. What is the STW21NM50N?

    • The STW21NM50N is a power MOSFET designed for high-speed switching applications.

  2. What are the key features of the STW21NM50N?

    • The key features of the STW21NM50N include a low on-state resistance, high switching speed, and low gate charge.

  3. What are the typical applications of the STW21NM50N?

    • The STW21NM50N is commonly used in applications such as switch mode power supplies, motor control, and lighting ballasts.

  4. What is the maximum drain-source voltage of the STW21NM50N?

    • The maximum drain-source voltage of the STW21NM50N is typically 500V.

  5. What is the maximum continuous drain current of the STW21NM50N?

    • The maximum continuous drain current of the STW21NM50N is typically 21A.

  6. What is the typical on-state resistance of the STW21NM50N?

    • The typical on-state resistance of the STW21NM50N is around 0.19 ohms.

  7. What is the recommended operating temperature range for the STW21NM50N?

    • The recommended operating temperature range for the STW21NM50N is typically -55°C to 150°C.

  8. Does the STW21NM50N require a heat sink for operation?

    • Depending on the application and power dissipation, a heat sink may be required for optimal performance of the STW21NM50N.

  9. Can the STW21NM50N be used in automotive applications?

    • Yes, the STW21NM50N is suitable for use in automotive applications, provided it meets the specific requirements and standards for automotive components.

  10. Is the STW21NM50N RoHS compliant?

    • Yes, the STW21NM50N is RoHS compliant, making it suitable for use in environmentally conscious designs.