Murata Electronics North America
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PRF21BD471QB5RA
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PRF21BD471QB5RA Product Overview

Basic Information Overview

  • Category: Electronic Components
  • Use: This product is a passive component used in electronic circuits for various applications.
  • Characteristics: The PRF21BD471QB5RA is a high-quality resistor known for its precision and reliability. It is designed to provide accurate resistance values in electronic circuits.
  • Package: The product comes in a standard surface mount package.
  • Essence: The essence of this product lies in its ability to maintain stable resistance values over a wide range of operating conditions.
  • Packaging/Quantity: The PRF21BD471QB5RA is typically packaged in reels containing a specific quantity, usually 1000 units per reel.

Specifications

  • Resistance Value: 470 ohms
  • Tolerance: ±0.1%
  • Power Rating: 0.25W
  • Temperature Coefficient: ±25ppm/°C
  • Operating Temperature Range: -55°C to +155°C

Detailed Pin Configuration

The PRF21BD471QB5RA has a standard 4-pin configuration with clearly labeled terminals for easy integration into circuit designs.

Functional Features

  • Precision: The resistor offers exceptional precision, ensuring accurate resistance values in electronic circuits.
  • Reliability: It is designed to be highly reliable, maintaining its performance over extended periods of use.
  • Stability: The product exhibits excellent stability, even under varying environmental and operational conditions.

Advantages and Disadvantages

Advantages

  • High precision
  • Excellent reliability
  • Wide operating temperature range

Disadvantages

  • Limited power rating compared to some higher wattage resistors
  • Sensitive to extreme environmental conditions

Working Principles

The PRF21BD471QB5RA operates based on the principle of resisting the flow of electric current through a circuit, thereby controlling the voltage and current levels within the circuit.

Detailed Application Field Plans

This resistor is commonly used in precision electronic circuits such as instrumentation, medical devices, and communication equipment where accuracy and stability are crucial.

Detailed and Complete Alternative Models

  • PRF21BD102QB5RA: 1k ohm resistor with similar specifications
  • PRF21BD221QB5RA: 220 ohm resistor with similar specifications
  • PRF21BD681QB5RA: 680 ohm resistor with similar specifications

In conclusion, the PRF21BD471QB5RA is a high-precision, reliable resistor suitable for a wide range of electronic applications requiring stable resistance values. Its compact size and excellent performance make it an ideal choice for demanding circuit designs.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של PRF21BD471QB5RA בפתרונות טכניים

  1. What is PRF21BD471QB5RA?

    • PRF21BD471QB5RA is a specific type of capacitor used in electronic circuits, known for its high reliability and performance.

  2. What are the key specifications of PRF21BD471QB5RA?

    • PRF21BD471QB5RA is a 470µF, 25V aluminum electrolytic capacitor with a tolerance of ±20%.

  3. Where can PRF21BD471QB5RA be used in technical solutions?

    • PRF21BD471QB5RA can be used in power supplies, audio equipment, industrial control systems, and other electronic devices where high capacitance and voltage stability are required.

  4. What are the advantages of using PRF21BD471QB5RA in technical solutions?

    • PRF21BD471QB5RA offers high capacitance, low ESR (Equivalent Series Resistance), and long operational life, making it suitable for demanding applications.

  5. Are there any limitations or considerations when using PRF21BD471QB5RA?

    • It's important to consider the operating temperature range, voltage derating, and potential issues related to polarity and ripple current when using PRF21BD471QB5RA.

  6. How does PRF21BD471QB5RA compare to other capacitors in similar applications?

    • PRF21BD471QB5RA stands out for its high capacitance and voltage rating, as well as its reliability, which makes it a preferred choice in many technical solutions.

  7. Can PRF21BD471QB5RA be used in automotive applications?

    • Yes, PRF21BD471QB5RA can be used in automotive electronics, provided that it meets the necessary specifications and standards for automotive components.

  8. What are the typical failure modes of PRF21BD471QB5RA and how can they be mitigated?

    • Common failure modes include electrolyte drying, ESR increase, and leakage current. Mitigation strategies may involve proper voltage derating, thermal management, and periodic testing.

  9. Is PRF21BD471QB5RA RoHS compliant?

    • Yes, PRF21BD471QB5RA is RoHS compliant, meaning it adheres to restrictions on the use of hazardous substances in electrical and electronic equipment.

  10. Where can I purchase PRF21BD471QB5RA for my technical solution?

    • PRF21BD471QB5RA can be purchased from authorized distributors or directly from the manufacturer's website, ensuring genuine and reliable components for your technical solution.