STMicroelectronics
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STB40N20
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STB40N20

Product Overview

STB40N20 is a power MOSFET belonging to the category of semiconductor devices. It is commonly used in electronic circuits for its high power handling capabilities and low on-state resistance. The characteristics of STB40N20 include efficient power management, fast switching speed, and high reliability. This product is typically packaged in a TO-220 package and is available in various quantities.

Specifications

  • Voltage Rating: 200V
  • Current Rating: 40A
  • Package Type: TO-220
  • On-State Resistance: 0.038 ohms
  • Gate Threshold Voltage: 2-4V
  • Operating Temperature Range: -55°C to 175°C

Detailed Pin Configuration

STB40N20 features a standard TO-220 pin configuration with three pins: gate (G), drain (D), and source (S).

Functional Features

The MOSFET offers low on-state resistance, enabling efficient power flow and minimal heat dissipation. It also provides fast switching speed, making it suitable for applications requiring rapid response times.

Advantages and Disadvantages

Advantages: - Low on-state resistance - Fast switching speed - High reliability

Disadvantages: - Sensitive to static electricity - Requires careful handling during installation

Working Principles

When a voltage is applied to the gate terminal, the MOSFET allows current to flow between the drain and source terminals. By controlling the gate voltage, the MOSFET can effectively regulate the flow of current through the circuit.

Detailed Application Field Plans

STB40N20 is widely used in power supply units, motor control systems, and audio amplifiers due to its high power handling capabilities and efficient switching characteristics. It is also employed in voltage regulation circuits and DC-DC converters.

Detailed and Complete Alternative Models

  • IRF540N
  • FQP30N06L
  • IRLB8748

In conclusion, STB40N20 is a versatile power MOSFET that finds extensive application in various electronic circuits, offering efficient power management and reliable performance.

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기술 솔루션에 STB40N20 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the maximum drain-source voltage rating for STB40N20?

    • The maximum drain-source voltage rating for STB40N20 is 200V.

  2. What is the continuous drain current rating for STB40N20?

    • The continuous drain current rating for STB40N20 is 40A.

  3. What is the on-state resistance (RDS(on)) of STB40N20?

    • The on-state resistance (RDS(on)) of STB40N20 is typically 0.038 ohms.

  4. What is the gate threshold voltage for STB40N20?

    • The gate threshold voltage for STB40N20 is typically 2-4V.

  5. Can STB40N20 be used in automotive applications?

    • Yes, STB40N20 is suitable for automotive applications.

  6. What are the typical applications for STB40N20?

    • Typical applications for STB40N20 include motor control, power management, and DC-DC converters.

  7. Does STB40N20 require a heat sink for operation?

    • Depending on the application and operating conditions, a heat sink may be required for optimal performance of STB40N20.

  8. Is STB40N20 suitable for high-frequency switching applications?

    • Yes, STB40N20 is suitable for high-frequency switching due to its low RDS(on) and fast switching characteristics.

  9. What is the junction temperature range for STB40N20?

    • The junction temperature range for STB40N20 is -55°C to 175°C.

  10. Is STB40N20 RoHS compliant?

    • Yes, STB40N20 is RoHS compliant, making it suitable for use in environmentally sensitive applications.