ON Semiconductor
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IRFP460_R4943
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IRFP460_R4943

Product Overview

Category: Power MOSFET
Use: Switching and amplification in power electronics
Characteristics: High voltage, high current capability, low on-resistance
Package: TO-247
Essence: Power MOSFET for high-power applications
Packaging/Quantity: Typically sold individually or in small quantities

Specifications

  • Voltage Rating: 500V
  • Current Rating: 20A
  • On-Resistance: 0.27 ohms
  • Gate Threshold Voltage: 2-4V
  • Power Dissipation: 280W

Detailed Pin Configuration

  1. Gate (G)
  2. Drain (D)
  3. Source (S)

Functional Features

  • High voltage capability
  • Low on-resistance
  • Fast switching speed
  • Low gate drive power required
  • Good thermal performance

Advantages

  • Suitable for high-power applications
  • Low conduction losses
  • Reliable and robust design
  • Wide operating temperature range
  • Versatile for various power electronic circuits

Disadvantages

  • Higher cost compared to lower power MOSFETs
  • Larger physical size due to high power handling capability
  • Requires careful consideration of heat dissipation in high-power applications

Working Principles

The IRFP460_R4943 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. When a sufficient gate-source voltage is applied, the MOSFET enters the "on" state, allowing current to flow through it with minimal resistance.

Detailed Application Field Plans

The IRFP460_R4943 is commonly used in high-power applications such as: - Switch-mode power supplies - Motor control - Inverters - Welding equipment - Audio amplifiers - Renewable energy systems

Detailed and Complete Alternative Models

  1. IRFP460: Similar specifications and package
  2. IRFB4227: Lower voltage rating but similar characteristics
  3. IRF1405: Higher current rating and lower on-resistance

This comprehensive entry provides an in-depth understanding of the IRFP460_R4943, covering its product details, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de IRFP460_R4943 en soluciones técnicas

  1. What is the IRFP460_R4943?

    • The IRFP460_R4943 is a power MOSFET transistor commonly used in high-power applications such as motor control, power supplies, and inverters.

  2. What are the key specifications of the IRFP460_R4943?

    • The IRFP460_R4943 has a maximum drain-source voltage of 500V, a continuous drain current of 20A, and a low on-resistance for efficient power handling.

  3. How can I use the IRFP460_R4943 in a motor control application?

    • The IRFP460_R4943 can be used to drive high-power motors by controlling the current flow through the motor windings, providing efficient and precise motor control.

  4. What are the thermal considerations when using the IRFP460_R4943 in a power supply design?

    • Proper heat sinking and thermal management are crucial when using the IRFP460_R4943 in power supply designs to ensure that it operates within its temperature limits and maintains reliability.

  5. Can the IRFP460_R4943 be used in an inverter application?

    • Yes, the IRFP460_R4943 is suitable for use in inverters to convert DC power to AC power, making it ideal for applications such as solar inverters and uninterruptible power supplies (UPS).

  6. What are the typical applications of the IRFP460_R4943 in industrial settings?

    • The IRFP460_R4943 is commonly used in industrial equipment such as welding machines, industrial automation, and high-power lighting systems.

  7. How do I protect the IRFP460_R4943 from overcurrent and overvoltage conditions?

    • Overcurrent and overvoltage protection circuits, such as fuses, circuit breakers, and snubber networks, can be employed to safeguard the IRFP460_R4943 from damaging conditions.

  8. What are the advantages of using the IRFP460_R4943 in high-power applications?

    • The IRFP460_R4943 offers low on-resistance, high current-carrying capability, and robustness, making it well-suited for demanding high-power applications.

  9. Are there any specific layout considerations when using the IRFP460_R4943 on a PCB?

    • Proper PCB layout techniques, including minimizing parasitic inductance and ensuring adequate thermal vias, should be employed to optimize the performance and reliability of the IRFP460_R4943.

  10. Where can I find detailed application notes and reference designs for using the IRFP460_R4943 in technical solutions?

    • Application notes and reference designs for the IRFP460_R4943 can typically be found on the manufacturer's website or in technical literature related to power electronics and semiconductor devices.