Vishay Siliconix
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IRFPS43N50KPBF
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IRFPS43N50KPBF

Product Overview

Category: Power MOSFET
Use: High power switching applications
Characteristics: High voltage, high current capability
Package: TO-247AC
Essence: Power efficiency and reliability
Packaging/Quantity: Tube/25 units

Specifications

  • Voltage Rating: 500V
  • Current Rating: 43A
  • RDS(ON): 0.088 Ohm
  • Gate Charge (Qg): 110nC
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

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

Functional Features

  • Low on-resistance
  • Fast switching speed
  • High input impedance
  • Avalanche energy specified
  • Excellent thermal performance

Advantages

  • High voltage capability
  • Low conduction losses
  • Suitable for high frequency applications
  • Robust and reliable

Disadvantages

  • Higher gate drive requirements compared to some alternatives
  • Relatively higher cost

Working Principles

The IRFPS43N50KPBF operates based on the principle 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 voltage is applied to the gate, the MOSFET allows a high current to flow through it with minimal resistance.

Detailed Application Field Plans

The IRFPS43N50KPBF is commonly used in high power applications such as: - Switched-mode power supplies - Motor control - Inverters - Welding equipment - Inductive heating systems

Detailed and Complete Alternative Models

  1. IRFP460PBF: Similar voltage and current ratings
  2. IRFB4110PBF: Higher voltage rating, lower current rating
  3. IRF1405PBF: Lower voltage rating, higher current rating
  4. IRF3205PBF: Lower voltage and current ratings, suitable for lower power applications

In conclusion, the IRFPS43N50KPBF is a high-voltage, high-current power MOSFET designed for efficient and reliable operation in various high-power switching applications. Its robust characteristics and functional features make it a preferred choice for demanding industrial and commercial applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af IRFPS43N50KPBF i tekniske løsninger

  1. What is the maximum drain-source voltage of IRFPS43N50KPBF?

    • The maximum drain-source voltage of IRFPS43N50KPBF is 500V.

  2. What is the continuous drain current rating of IRFPS43N50KPBF?

    • The continuous drain current rating of IRFPS43N50KPBF is 43A.

  3. What is the on-resistance of IRFPS43N50KPBF?

    • The on-resistance of IRFPS43N50KPBF is typically 0.08 ohms.

  4. What is the gate threshold voltage of IRFPS43N50KPBF?

    • The gate threshold voltage of IRFPS43N50KPBF is typically 4V.

  5. What are the typical applications for IRFPS43N50KPBF?

    • IRFPS43N50KPBF is commonly used in power supplies, motor control, and high-power switching applications.

  6. What is the operating temperature range of IRFPS43N50KPBF?

    • The operating temperature range of IRFPS43N50KPBF is -55°C to 150°C.

  7. Does IRFPS43N50KPBF require a heatsink for operation?

    • Yes, IRFPS43N50KPBF may require a heatsink depending on the application and power dissipation requirements.

  8. Is IRFPS43N50KPBF suitable for use in automotive applications?

    • Yes, IRFPS43N50KPBF is suitable for use in automotive applications.

  9. What is the typical input capacitance of IRFPS43N50KPBF?

    • The typical input capacitance of IRFPS43N50KPBF is 2800pF.

  10. What are the recommended mounting techniques for IRFPS43N50KPBF?

    • IRFPS43N50KPBF can be mounted using through-hole or surface-mount techniques, following the manufacturer's guidelines for proper thermal management.