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STP8N80K5
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STP8N80K5

Introduction

The STP8N80K5 is a power MOSFET belonging to the category of electronic components used in various applications such as power supplies, motor control, and lighting. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the STP8N80K5.

Basic Information Overview

  • Category: Power MOSFET
  • Use: Power supplies, motor control, lighting
  • Characteristics: High voltage capability, low input capacitance, fast switching speed
  • Package: TO-220
  • Essence: Power switching and amplification
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Voltage Rating: 800V
  • Current Rating: 8A
  • On-State Resistance (RDS(on)): 1.3Ω
  • Gate Threshold Voltage (VGS(th)): 2-4V
  • Operating Temperature Range: -55°C to 150°C
  • Package Type: TO-220

Detailed Pin Configuration

The STP8N80K5 typically has three pins: 1. Gate (G): Input for controlling the switching of the MOSFET 2. Drain (D): Output terminal connected to the load 3. Source (S): Common terminal connected to ground

Functional Features

  • High voltage capability suitable for various power applications
  • Low input capacitance enabling fast switching speed
  • Enhanced thermal performance due to the TO-220 package

Advantages and Disadvantages

Advantages

  • High voltage rating allows for versatile use in power applications
  • Low input capacitance results in fast switching speed
  • Enhanced thermal performance due to the TO-220 package

Disadvantages

  • Higher on-state resistance compared to some alternative models
  • Limited current rating for high-power applications

Working Principles

The STP8N80K5 operates based on the principle of field-effect transistors, where the gate voltage controls the flow of current between the drain and source terminals. When a sufficient gate voltage is applied, the MOSFET conducts, allowing power to flow through the load.

Detailed Application Field Plans

The STP8N80K5 finds application in various fields including: - Power supply units for consumer electronics - Motor control circuits in industrial automation - Lighting systems for residential and commercial use

Detailed and Complete Alternative Models

Some alternative models to the STP8N80K5 include: - IRF840: Similar voltage and current ratings - FQP27P06: Lower on-state resistance for higher efficiency - IRL540: Suitable for lower voltage applications

In conclusion, the STP8N80K5 power MOSFET offers high voltage capability, fast switching speed, and versatility in power applications. Its characteristics make it suitable for power supplies, motor control, and lighting systems across various industries.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von STP8N80K5 in technischen Lösungen auf

  1. What is the maximum drain-source voltage of STP8N80K5?

    • The maximum drain-source voltage of STP8N80K5 is 800V.

  2. What is the continuous drain current rating of STP8N80K5?

    • The continuous drain current rating of STP8N80K5 is 8A.

  3. What is the on-state resistance (RDS(on)) of STP8N80K5?

    • The on-state resistance (RDS(on)) of STP8N80K5 is typically 1.15 ohms.

  4. What is the gate-source threshold voltage of STP8N80K5?

    • The gate-source threshold voltage of STP8N80K5 is typically 4V.

  5. What are the typical applications for STP8N80K5?

    • STP8N80K5 is commonly used in power supplies, motor control, and lighting applications.

  6. What is the operating temperature range of STP8N80K5?

    • The operating temperature range of STP8N80K5 is -55°C to 150°C.

  7. Does STP8N80K5 require a heat sink for operation?

    • It is recommended to use a heat sink when operating STP8N80K5 at high currents or in high ambient temperatures.

  8. Is STP8N80K5 suitable for switching applications?

    • Yes, STP8N80K5 is suitable for switching applications due to its low on-state resistance and fast switching characteristics.

  9. What is the gate charge of STP8N80K5?

    • The gate charge of STP8N80K5 is typically 18nC.

  10. Can STP8N80K5 be used in automotive applications?

    • Yes, STP8N80K5 is suitable for use in automotive applications where its high voltage and current capabilities are required.