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PRG21AR420MS1RA
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PRG21AR420MS1RA Product Overview

Introduction

The PRG21AR420MS1RA is a versatile electronic component that belongs to the category of passive surface mount resistors. This entry provides an in-depth overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Passive Surface Mount Resistor
  • Use: Electrical circuitry, impedance matching, voltage division
  • Characteristics: High precision, temperature stability, small size
  • Package: Surface mount
  • Essence: Resistive element for electrical circuits
  • Packaging/Quantity: Typically available in reels or trays

Specifications

  • Resistance Value: 420 ohms
  • Tolerance: ±5%
  • Power Rating: 0.25W
  • Temperature Coefficient: ±100ppm/°C

Detailed Pin Configuration

The PRG21AR420MS1RA has a standard surface mount configuration with two terminals for soldering onto a printed circuit board.

Functional Features

  • High precision resistance value
  • Stable performance across temperature variations
  • Compact size for space-constrained applications

Advantages and Disadvantages

Advantages

  • Precise resistance value
  • Temperature stability
  • Small form factor

Disadvantages

  • Limited power handling capacity
  • Tolerance may not be suitable for high-precision applications

Working Principles

The PRG21AR420MS1RA operates based on the principle of converting electrical energy into heat through the resistance element, thereby controlling the flow of current within a circuit.

Detailed Application Field Plans

The PRG21AR420MS1RA finds extensive use in various electronic applications, including: - Voltage dividers in sensor circuits - Signal conditioning in instrumentation - Impedance matching in audio equipment

Detailed and Complete Alternative Models

For applications requiring different resistance values or power ratings, alternative models include: - PRG21AR220MS1RA (220 ohms, 0.25W) - PRG21AR680MS1RA (680 ohms, 0.25W) - PRG21AR100MS1RA (100 ohms, 0.25W)

In conclusion, the PRG21AR420MS1RA is a reliable surface mount resistor with precise characteristics suitable for a wide range of electronic applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av PRG21AR420MS1RA i tekniska lösningar

  1. What is PRG21AR420MS1RA?

    • PRG21AR420MS1RA is a specific model of resistor commonly used in electronic circuits to control the flow of electric current.

  2. What are the technical specifications of PRG21AR420MS1RA?

    • PRG21AR420MS1RA is a 0.42 ohm, 1 watt, 20% tolerance surface mount resistor with a power rating suitable for various electronic applications.

  3. How can PRG21AR420MS1RA be used in circuit design?

    • PRG21AR420MS1RA can be used as a current-limiting resistor, voltage divider, or in other applications where precise resistance values are required.

  4. What are the temperature characteristics of PRG21AR420MS1RA?

    • PRG21AR420MS1RA has stable temperature coefficients, making it suitable for use in environments with varying temperatures.

  5. Is PRG21AR420MS1RA suitable for high-frequency applications?

    • Yes, PRG21AR420MS1RA is designed for high-frequency applications and offers low parasitic effects.

  6. Can PRG21AR420MS1RA be used in automotive electronics?

    • Yes, PRG21AR420MS1RA is suitable for automotive applications due to its reliability and performance under harsh conditions.

  7. What are the soldering recommendations for PRG21AR420MS1RA?

    • PRG21AR420MS1RA should be soldered using reflow or wave soldering methods, following the manufacturer's guidelines for temperature and duration.

  8. Does PRG21AR420MS1RA have any potential failure modes?

    • PRG21AR420MS1RA may experience failure due to excessive power dissipation, overvoltage, or mechanical stress, so proper design considerations are important.

  9. Are there any alternatives to PRG21AR420MS1RA with similar characteristics?

    • Yes, there are alternative resistors with comparable specifications, but it's important to verify compatibility and performance in the specific application.

  10. Where can PRG21AR420MS1RA be sourced from?

    • PRG21AR420MS1RA can be sourced from authorized distributors, electronic component suppliers, or directly from the manufacturer.