NXP USA Inc.
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MRF7S38075HR3
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MRF7S38075HR3

Product Overview

The MRF7S38075HR3 belongs to the category of high-power RF transistors and is commonly used in radio frequency (RF) power amplifiers. This transistor exhibits high power gain, efficiency, and linearity, making it suitable for various applications in the telecommunications and wireless infrastructure industries. The MRF7S38075HR3 is typically packaged in a ceramic package with gold metallization, providing excellent thermal performance and reliability. It is designed to operate at high frequencies and withstand high power levels, making it an essential component in RF power amplifier circuits.

Specifications - Frequency Range: 3300-3800 MHz - Output Power: 75 Watts - Gain: 16 dB - Efficiency: 55% - Package Type: Ceramic - Package Quantity: 1 piece

Detailed Pin Configuration

The MRF7S38075HR3 features a 4-pin flanged ceramic package with the following pin configuration: 1. Gate 2. Drain 3. Source 4. Ground

Functional Features

  • High Power Gain: The transistor offers significant power gain, enabling efficient amplification of RF signals.
  • High Efficiency: With a 55% efficiency rating, the MRF7S38075HR3 minimizes power loss during signal amplification.
  • Excellent Linearity: The device maintains linearity in signal amplification, ensuring minimal distortion in the output signal.

Advantages and Disadvantages

Advantages - High power gain and efficiency - Excellent linearity - Reliable ceramic packaging for thermal performance

Disadvantages - Limited frequency range - Higher cost compared to lower power transistors

Working Principles

The MRF7S38075HR3 operates based on the principles of field-effect transistors (FETs), where the input RF signal controls the flow of current between the drain and source terminals. This controlled current flow results in amplified RF signals at the output, making it suitable for various RF power amplifier applications.

Detailed Application Field Plans

The MRF7S38075HR3 is widely used in applications such as: - Base station power amplifiers - Wireless infrastructure equipment - Radar systems - Satellite communication systems

Detailed and Complete Alternative Models

  • MRF7S38010H: Lower power version suitable for similar applications
  • MRF7S38030H: Mid-power alternative with extended frequency range
  • MRF7S38060H: Higher power variant with broader frequency coverage

In conclusion, the MRF7S38075HR3 is a high-power RF transistor that offers exceptional performance in RF power amplifier applications, despite its limited frequency range. Its high power gain, efficiency, and linearity make it a preferred choice for demanding telecommunications and wireless infrastructure systems.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MRF7S38075HR3 en soluciones técnicas

  1. What is the MRF7S38075HR3?

    • The MRF7S38075HR3 is a high-power RF transistor designed for use in applications such as base stations, wireless infrastructure, and other high-frequency amplification systems.

  2. What is the typical operating frequency range of the MRF7S38075HR3?

    • The MRF7S38075HR3 operates in the frequency range of 698-960 MHz, making it suitable for various wireless communication applications.

  3. What is the maximum power output of the MRF7S38075HR3?

    • The MRF7S38075HR3 can deliver a maximum power output of up to 75 watts, making it ideal for high-power RF amplification requirements.

  4. What are the key features of the MRF7S38075HR3?

    • Some key features of the MRF7S38075HR3 include high power gain, excellent linearity, and ruggedness, making it well-suited for demanding RF applications.

  5. What are the typical applications of the MRF7S38075HR3?

    • The MRF7S38075HR3 is commonly used in base station transmitters, wireless infrastructure equipment, and other high-power RF amplification systems.

  6. What are the recommended operating conditions for the MRF7S38075HR3?

    • The MRF7S38075HR3 should be operated within the specified voltage, current, and temperature ranges provided in the datasheet for optimal performance and reliability.

  7. What are the thermal considerations for using the MRF7S38075HR3 in a technical solution?

    • Proper heat sinking and thermal management are essential for ensuring the reliable operation of the MRF7S38075HR3, especially at high power levels.

  8. Does the MRF7S38075HR3 require any special matching or tuning for its RF input/output?

    • The MRF7S38075HR3 may require proper impedance matching and tuning to ensure maximum power transfer and efficiency in the RF circuit.

  9. Are there any known reliability issues or failure modes associated with the MRF7S38075HR3?

    • The MRF7S38075HR3 is designed for ruggedness and reliability, but proper handling and ESD precautions should be observed to prevent damage during installation and operation.

  10. Where can I find detailed application notes and reference designs for using the MRF7S38075HR3 in technical solutions?

    • Detailed application notes, reference designs, and technical support for the MRF7S38075HR3 can be obtained from the manufacturer's website or through authorized distributors.