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STB18N55M5
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STB18N55M5

Product Overview

Category

The STB18N55M5 belongs to the category of power MOSFETs.

Use

It is commonly used in electronic circuits and power applications where efficient switching and control of high currents are required.

Characteristics

  • High current handling capability
  • Low on-state resistance
  • Fast switching speed
  • Low gate charge
  • Robustness and reliability

Package

The STB18N55M5 is typically available in a TO-263-3 package, also known as D2PAK, which provides good thermal performance and ease of mounting.

Essence

The essence of the STB18N55M5 lies in its ability to efficiently handle high currents while minimizing power losses.

Packaging/Quantity

It is usually supplied in reels or tubes, with quantities varying based on manufacturer and distributor specifications.

Specifications

  • Drain-Source Voltage (VDS): 55V
  • Continuous Drain Current (ID): 18A
  • On-State Resistance (RDS(on)): 0.036Ω
  • Power Dissipation (PD): 80W
  • Gate-Source Voltage (VGS): ±20V
  • Operating Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The STB18N55M5 typically has three pins: 1. Source (S) 2. Gate (G) 3. Drain (D)

Functional Features

  • High current handling capacity
  • Low on-state resistance for reduced power dissipation
  • Fast switching speed for improved efficiency
  • Robust construction for reliability in demanding applications

Advantages

  • Efficient power handling
  • Low power dissipation
  • Fast switching characteristics
  • Reliable performance under high load conditions

Disadvantages

  • Higher cost compared to standard MOSFETs
  • Sensitive to electrostatic discharge (ESD) due to its high-performance characteristics

Working Principles

The STB18N55M5 operates based on the principles of field-effect transistors, utilizing the voltage applied to the gate terminal to control the flow of current between the drain and source terminals.

Detailed Application Field Plans

The STB18N55M5 finds extensive use in various applications including: - Switching power supplies - Motor control - LED lighting - Battery management systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the STB18N55M5 include: - IRF3205 - FDP8878 - AOT240L

In conclusion, the STB18N55M5 power MOSFET offers high-performance characteristics suitable for a wide range of power applications, despite its higher cost and sensitivity to ESD. Its efficient power handling, fast switching speed, and reliability make it a preferred choice in demanding electronic circuits and power systems.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de STB18N55M5 en soluciones técnicas

  1. What is the maximum drain-source voltage rating of STB18N55M5?

    • The maximum drain-source voltage rating of STB18N55M5 is 550V.

  2. What is the continuous drain current rating of STB18N55M5?

    • The continuous drain current rating of STB18N55M5 is 18A.

  3. What is the on-state resistance (RDS(on)) of STB18N55M5?

    • The on-state resistance (RDS(on)) of STB18N55M5 is typically 0.09 ohms.

  4. What is the gate threshold voltage of STB18N55M5?

    • The gate threshold voltage of STB18N55M5 is typically 3V.

  5. What are the typical applications for STB18N55M5?

    • STB18N55M5 is commonly used in applications such as motor control, power supplies, and DC-DC converters.

  6. Is STB18N55M5 suitable for high-frequency switching applications?

    • Yes, STB18N55M5 is suitable for high-frequency switching applications due to its low RDS(on) and fast switching characteristics.

  7. What is the operating temperature range of STB18N55M5?

    • The operating temperature range of STB18N55M5 is -55°C to 175°C.

  8. Does STB18N55M5 have built-in protection features?

    • STB18N55M5 does not have built-in protection features and may require external circuitry for overcurrent or overvoltage protection.

  9. Can STB18N55M5 be used in automotive applications?

    • Yes, STB18N55M5 is suitable for automotive applications, provided it meets the specific requirements and standards for automotive electronics.

  10. What are the recommended mounting and thermal considerations for STB18N55M5?

    • It is recommended to use a proper heatsink and ensure good thermal management to maintain safe operating temperatures for STB18N55M5.