STMicroelectronics
이미지는 예시일 수 있습니다.
제품 세부사항은 사양을 확인하세요.
STF140N8F7
자세히보기 데이터시트

STF140N8F7

Product Overview

Category

The STF140N8F7 belongs to the category of power MOSFETs.

Use

It is used as a switching device in various electronic circuits and applications.

Characteristics

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

Package

The STF140N8F7 is available in a TO-220 package.

Essence

This power MOSFET is designed to efficiently handle high power and voltage levels in electronic circuits.

Packaging/Quantity

The STF140N8F7 is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Drain-Source Voltage (VDS): 80V
  • Continuous Drain Current (ID): 140A
  • On-Resistance (RDS(on)): 4.5mΩ
  • Gate-Source Voltage (VGS): ±20V
  • Total Gate Charge (Qg): 110nC
  • Operating Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The STF140N8F7 features a standard pin configuration with three pins: gate, drain, and source.

Functional Features

  • High current-carrying capability
  • Low on-resistance for minimal power loss
  • Suitable for high-frequency switching applications

Advantages

  • Efficient power handling
  • Fast switching speed
  • Low input capacitance for reduced drive requirements

Disadvantages

  • Higher cost compared to lower-rated MOSFETs
  • Larger physical footprint due to higher power handling capabilities

Working Principles

The STF140N8F7 operates based on the principles of field-effect transistors, utilizing its gate-source voltage to control the flow of current between the drain and source terminals.

Detailed Application Field Plans

The STF140N8F7 is commonly used in: - Power supplies - Motor control systems - Inverters - Switch-mode power supplies - Automotive applications

Detailed and Complete Alternative Models

  • STP140N8F7
  • IRF140N8
  • FDP140N8

In conclusion, the STF140N8F7 power MOSFET offers high-performance characteristics suitable for demanding electronic applications, making it a preferred choice for power management and control in various industries.

[Word count: 318]

기술 솔루션에 STF140N8F7 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure, here are 10 common questions and answers related to the application of STF140N8F7 in technical solutions:

  1. What is the maximum drain-source voltage for STF140N8F7?

    • The maximum drain-source voltage for STF140N8F7 is 80V.

  2. What is the continuous drain current rating for STF140N8F7?

    • The continuous drain current rating for STF140N8F7 is 140A.

  3. What is the on-resistance (RDS(on)) of STF140N8F7?

    • The on-resistance (RDS(on)) of STF140N8F7 is typically 4.5mΩ at VGS = 10V.

  4. What is the gate threshold voltage for STF140N8F7?

    • The gate threshold voltage for STF140N8F7 is typically 2.5V.

  5. Can STF140N8F7 be used in automotive applications?

    • Yes, STF140N8F7 is suitable for automotive applications.

  6. What is the operating temperature range for STF140N8F7?

    • The operating temperature range for STF140N8F7 is -55°C to 175°C.

  7. Does STF140N8F7 require a heat sink for high-power applications?

    • Yes, for high-power applications, it is recommended to use a heat sink with STF140N8F7.

  8. Is STF140N8F7 suitable for switching applications?

    • Yes, STF140N8F7 is well-suited for high-speed switching applications.

  9. What is the input capacitance of STF140N8F7?

    • The input capacitance of STF140N8F7 is typically 6800pF.

  10. Can STF140N8F7 be used in power supply designs?

    • Yes, STF140N8F7 is commonly used in power supply and power management designs.

These questions and answers cover various aspects of the application of STF140N8F7 in technical solutions. If you have more specific questions, feel free to ask!