STMicroelectronics
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STFW2N105K5
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STFW2N105K5

Product Overview

Category

The STFW2N105K5 belongs to the category of power MOSFETs.

Use

It is used for high-power switching applications in various electronic circuits and systems.

Characteristics

  • High voltage capability
  • Low input capacitance
  • Fast switching speed
  • Low on-resistance

Package

The STFW2N105K5 is typically available in a TO-247 package.

Essence

This MOSFET is essential for efficient power management and control in electronic devices and systems.

Packaging/Quantity

The STFW2N105K5 is usually packaged individually and is available in varying quantities based on customer requirements.

Specifications

  • Voltage Rating: 105V
  • Current Rating: 40A
  • On-Resistance: 0.065Ω
  • Gate Threshold Voltage: 2.5V
  • Power Dissipation: 300W

Detailed Pin Configuration

The STFW2N105K5 typically has three pins: 1. Source (S) 2. Gate (G) 3. Drain (D)

Functional Features

  • High voltage capability allows for use in high-power applications.
  • Low input capacitance enables fast switching speeds.
  • Low on-resistance minimizes power loss and heat generation.

Advantages

  • Suitable for high-power applications
  • Fast switching speed
  • Low power dissipation

Disadvantages

  • May require additional circuitry for driving the gate due to high gate threshold voltage
  • Higher cost compared to lower power MOSFETs

Working Principles

The STFW2N105K5 operates based on the principle of field-effect transistors, where the voltage applied to the gate terminal controls the flow of current between the source and drain terminals.

Detailed Application Field Plans

The STFW2N105K5 is commonly used in the following applications: - Switched-mode power supplies - Motor control systems - Inverters and converters - Electronic load switches

Detailed and Complete Alternative Models

Some alternative models to the STFW2N105K5 include: - IRF540N - FDP8870 - AOT240L

In conclusion, the STFW2N105K5 power MOSFET offers high voltage capability, fast switching speed, and low on-resistance, making it suitable for various high-power electronic applications.

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Énumérez 10 questions et réponses courantes liées à l'application de STFW2N105K5 dans les solutions techniques

  1. What is the voltage rating of STFW2N105K5?

    • The voltage rating of STFW2N105K5 is 105 volts.

  2. What is the capacitance value of STFW2N105K5?

    • The capacitance value of STFW2N105K5 is 2 microfarads.

  3. What is the temperature range for STFW2N105K5?

    • STFW2N105K5 has a temperature range of -55°C to +125°C.

  4. What are the typical applications for STFW2N105K5?

    • STFW2N105K5 is commonly used in power supply filtering, decoupling, and energy storage applications.

  5. What is the equivalent series resistance (ESR) of STFW2N105K5?

    • The ESR of STFW2N105K5 is typically low, making it suitable for high-frequency applications.

  6. Is STFW2N105K5 suitable for automotive electronics?

    • Yes, STFW2N105K5 is suitable for automotive electronics due to its wide temperature range and reliability.

  7. Can STFW2N105K5 be used in audio amplifier circuits?

    • Yes, STFW2N105K5 can be used in audio amplifier circuits for decoupling and filtering purposes.

  8. What is the maximum ripple current rating of STFW2N105K5?

    • The maximum ripple current rating of STFW2N105K5 is typically specified in the datasheet and varies with operating conditions.

  9. Does STFW2N105K5 have RoHS compliance?

    • Yes, STFW2N105K5 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  10. Are there any recommended layout considerations for using STFW2N105K5 in PCB designs?

    • Yes, it is recommended to minimize trace lengths and keep the capacitor close to the load to reduce parasitic effects and optimize performance.