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STF8N90K5
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STF8N90K5 - Encyclopedia Entry

Introduction

The STF8N90K5 is a power MOSFET belonging to the category of semiconductor devices. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: Semiconductor Device
  • Use: Power MOSFET for electronic circuits
  • Characteristics: High power handling capacity, low on-state resistance, fast switching speed
  • Package: TO-220
  • Essence: Efficient power management in electronic circuits
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Voltage Rating: 900V
  • Current Rating: 8A
  • On-State Resistance (max): 0.85Ω
  • Gate Threshold Voltage (typ): 4V
  • Operating Temperature Range: -55°C to 150°C
  • Package Type: TO-220

Detailed Pin Configuration

The STF8N90K5 typically has three pins: 1. Gate (G): Input terminal for controlling the switching operation 2. Drain (D): Output terminal connected to the load 3. Source (S): Common terminal

Functional Features

  • Fast switching speed for efficient power management
  • Low on-state resistance for reduced power losses
  • High voltage rating for versatile applications

Advantages and Disadvantages

Advantages

  • Efficient power management
  • Low power losses
  • Versatile applications

Disadvantages

  • Sensitive to static electricity
  • Requires careful handling during installation

Working Principles

The STF8N90K5 operates based on the principle of field-effect transistors, where the gate voltage controls the flow of current between the drain and source terminals. By modulating the gate voltage, the device can efficiently switch high power loads in electronic circuits.

Detailed Application Field Plans

The STF8N90K5 finds extensive use in various applications, including: - Switching power supplies - Motor control circuits - Inverters - Electronic ballasts - LED lighting systems

Detailed and Complete Alternative Models

Some alternative models to the STF8N90K5 include: - IRF540N - FQP30N06L - IRLB8748

In conclusion, the STF8N90K5 is a versatile power MOSFET with high voltage and current ratings, making it suitable for a wide range of electronic circuit applications.

Word Count: 345

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  1. What is STF8N90K5?

    • STF8N90K5 is a power MOSFET transistor designed for high-performance applications, offering low on-state resistance and high switching speed.

  2. What are the key features of STF8N90K5?

    • The key features of STF8N90K5 include a low on-state resistance, high current capability, high switching speed, and a rugged design for reliable performance.

  3. What are the typical applications of STF8N90K5?

    • STF8N90K5 is commonly used in applications such as power supplies, motor control, lighting systems, and automotive electronics.

  4. What is the maximum voltage and current rating for STF8N90K5?

    • STF8N90K5 has a maximum voltage rating of 900V and a continuous drain current rating of 8A.

  5. What are the thermal characteristics of STF8N90K5?

    • The thermal resistance of STF8N90K5 is typically low, allowing for efficient heat dissipation in high-power applications.

  6. Does STF8N90K5 require any special driving circuitry?

    • STF8N90K5 can be driven by standard MOSFET driver circuits and does not typically require any special driving circuitry.

  7. Is STF8N90K5 suitable for high-frequency switching applications?

    • Yes, STF8N90K5's high switching speed makes it suitable for high-frequency switching applications such as in switch-mode power supplies.

  8. What are the recommended mounting and soldering techniques for STF8N90K5?

    • STF8N90K5 is typically mounted using through-hole or surface-mount techniques, and its leads should be soldered using industry-standard soldering practices.

  9. Are there any specific ESD protection considerations for STF8N90K5?

    • It is recommended to follow standard ESD protection measures when handling and integrating STF8N90K5 into electronic assemblies to prevent damage from electrostatic discharge.

  10. Where can I find detailed technical specifications and application notes for STF8N90K5?

    • Detailed technical specifications and application notes for STF8N90K5 can be found in the product datasheet provided by the manufacturer or on their official website.