STMicroelectronics
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STD18NF25
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STD18NF25

Product Overview

  • Category: Power MOSFET
  • Use: Switching applications in power supplies, motor control, and other high-current, high-voltage circuits.
  • Characteristics: High voltage capability, low input capacitance, fast switching speed, and low on-resistance.
  • Package: TO-220
  • Essence: Efficient power switching for various electronic applications.
  • Packaging/Quantity: Typically available in reels of 1000 units.

Specifications

  • Voltage Rating: 250V
  • Current Rating: 17A
  • On-Resistance (RDS(on)): 0.09 ohms
  • Gate Threshold Voltage (VGS(th)): 2V to 4V
  • Input Capacitance (Ciss): 2100pF
  • Switching Time: <50ns

Detailed Pin Configuration

  • Pin 1 (G): Gate
  • Pin 2 (S): Source
  • Pin 3 (D): Drain

Functional Features

  • Fast switching speed for improved efficiency.
  • Low on-resistance minimizes power loss.
  • High voltage capability for versatile applications.
  • Low input capacitance for reduced drive requirements.

Advantages and Disadvantages

Advantages

  • High voltage capability suitable for diverse applications.
  • Low on-resistance leads to minimal power dissipation.
  • Fast switching speed enhances overall efficiency.

Disadvantages

  • Higher input capacitance compared to some alternative models.
  • May require careful consideration of gate drive requirements.

Working Principles

The STD18NF25 operates based on the principles of field-effect transistors, utilizing the gate voltage to control the flow of current between the source and drain terminals. When a sufficient gate-source voltage is applied, the device enters the "on" state, allowing current to flow with minimal resistance. This enables efficient switching and control of high-power circuits.

Detailed Application Field Plans

The STD18NF25 is well-suited for a wide range of applications, including: - Power supplies - Motor control systems - High-current switching circuits - Inverters and converters - Audio amplifiers

Detailed and Complete Alternative Models

Some alternative models to consider include: - IRF540N - FQP30N06L - IRLB8748 - STP55NF06L

Note: The above list is not exhaustive and should be verified based on specific application requirements.

This comprehensive overview provides insight into the STD18NF25 Power MOSFET, covering its specifications, functional features, application fields, and alternative models. With its high voltage capability, low on-resistance, and fast switching speed, the STD18NF25 offers an efficient solution for various power switching needs.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací STD18NF25 v technických řešeních

  1. What is the STD18NF25?

    • The STD18NF25 is a power MOSFET transistor designed for high-speed, high-voltage applications.

  2. What are the key specifications of the STD18NF25?

    • The STD18NF25 has a maximum drain-source voltage of 250V, a continuous drain current of 17A, and a low on-resistance.

  3. In what types of technical solutions can the STD18NF25 be used?

    • The STD18NF25 is commonly used in applications such as motor control, power supplies, and DC-DC converters.

  4. What are the advantages of using the STD18NF25 in technical solutions?

    • The STD18NF25 offers low on-resistance, high switching speed, and excellent thermal performance, making it suitable for high-efficiency designs.

  5. How does the STD18NF25 contribute to energy efficiency in technical solutions?

    • The low on-resistance of the STD18NF25 helps minimize power losses, leading to improved energy efficiency in various applications.

  6. What are the typical operating conditions for the STD18NF25?

    • The STD18NF25 operates within a wide temperature range and can handle high-voltage and high-current conditions typical in power electronics.

  7. Can the STD18NF25 be used in automotive applications?

    • Yes, the STD18NF25 is suitable for automotive applications such as electronic control units (ECUs), LED lighting, and motor drives.

  8. Are there any application notes or reference designs available for the STD18NF25?

    • Yes, manufacturers often provide application notes and reference designs to assist engineers in implementing the STD18NF25 in their technical solutions.

  9. What are the common challenges when integrating the STD18NF25 into a technical solution?

    • Challenges may include proper thermal management, gate drive considerations, and ensuring compatibility with other components in the system.

  10. Where can I find additional resources and support for using the STD18NF25 in my technical solution?

    • Manufacturers' websites, forums, and technical support channels are valuable sources for additional resources and assistance with integrating the STD18NF25.