Murata Electronics North America
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PRF18AR471QS5RB
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PRF18AR471QS5RB Product Overview

Basic Information Overview

  • Category: Electronic Component
  • Use: Amplifier Circuit
  • Characteristics: High frequency, low noise, high gain
  • Package: SMD (Surface Mount Device)
  • Essence: RF Power Transistor
  • Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications

  • Frequency Range: 1.8 - 2.2 GHz
  • Power Output: 18W
  • Gain: 13 dB
  • Voltage: 28V
  • Current: 500mA
  • Package Type: SOT-89

Detailed Pin Configuration

  1. Base
  2. Emitter
  3. Collector

Functional Features

  • High power gain
  • Low intermodulation distortion
  • Excellent thermal stability

Advantages and Disadvantages

Advantages

  • High power output
  • Low noise figure
  • Wide frequency range

Disadvantages

  • Requires careful thermal management
  • Sensitive to voltage fluctuations

Working Principles

The PRF18AR471QS5RB is designed to amplify radio frequency signals in the 1.8 - 2.2 GHz range. It operates on the principle of amplifying the input signal while maintaining high linearity and minimal distortion.

Detailed Application Field Plans

This RF power transistor is commonly used in wireless communication systems, radar applications, and RF test equipment due to its high power output and low distortion characteristics. It is suitable for use in amplifiers, transmitters, and RF signal generators.

Detailed and Complete Alternative Models

  1. PRF18AR471QS5RA
    • Similar specifications and package type
  2. PRF20AR471QS5RB
    • Higher power output, same package type
  3. PRF18AR472QS5RB
    • Higher gain, similar power output

This comprehensive entry provides a detailed overview of the PRF18AR471QS5RB RF power transistor, covering its basic information, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

10个与PRF18AR471QS5RB在技术解决方案中的应用相关的常见问题及解答

  1. What is PRF18AR471QS5RB?

    • PRF18AR471QS5RB is a specific type of surface mount resistor commonly used in electronic circuits.

  2. What are the key specifications of PRF18AR471QS5RB?

    • PRF18AR471QS5RB typically has a resistance value of 470 ohms, a power rating of 0.125W, and a tolerance of 5%.

  3. In what applications can PRF18AR471QS5RB be used?

    • PRF18AR471QS5RB is commonly used in various technical solutions such as voltage dividers, signal conditioning circuits, and sensor interfaces.

  4. What are the temperature coefficients for PRF18AR471QS5RB?

    • The temperature coefficient for PRF18AR471QS5RB is typically around 200 ppm/°C.

  5. Can PRF18AR471QS5RB be used in high-frequency applications?

    • PRF18AR471QS5RB is suitable for use in low to moderate frequency applications, but may not be ideal for high-frequency circuits due to its inherent parasitic effects.

  6. Is PRF18AR471QS5RB RoHS compliant?

    • Yes, PRF18AR471QS5RB is generally RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  7. What is the recommended soldering profile for PRF18AR471QS5RB?

    • The recommended soldering profile for PRF18AR471QS5RB typically includes a peak reflow temperature of around 260°C for a maximum of 10 seconds.

  8. Are there any potential failure modes associated with PRF18AR471QS5RB?

    • Common failure modes for PRF18AR471QS5RB include open circuit, excessive drift in resistance value, and thermal stress-related failures.

  9. Can PRF18AR471QS5RB be used in automotive electronics?

    • PRF18AR471QS5RB can be used in automotive electronics, but it's important to ensure that it meets the specific requirements and standards for automotive applications.

  10. Where can I find detailed datasheets and application notes for PRF18AR471QS5RB?

    • Detailed datasheets and application notes for PRF18AR471QS5RB can typically be found on the manufacturer's website or through authorized distributors.