PRF21BA471QB5RA Product Overview

Introduction

The PRF21BA471QB5RA is a versatile electronic component that belongs to the category of passive components. This entry provides an in-depth overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Passive Components
• Use: The PRF21BA471QB5RA is primarily used as a resistor in electronic circuits to limit current flow and adjust signal levels.
• Characteristics: It exhibits high precision, stability, and reliability in various applications.
• Package: The product is housed in a compact, heat-resistant package suitable for surface mount technology (SMT) assembly.
• Essence: Its essence lies in providing precise resistance values for circuit design and optimization.
• Packaging/Quantity: The PRF21BA471QB5RA is typically available in reels or trays containing a specific quantity per package.

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 PRF21BA471QB5RA features a standard 4-pin configuration with clearly defined input and output terminals. The pinout arrangement ensures compatibility with various circuit layouts and facilitates easy integration into electronic designs.

Functional Features

• Precision: Offers high precision in maintaining the specified resistance value.
• Stability: Demonstrates excellent stability over a wide temperature range.
• Reliability: Provides reliable performance in diverse operating conditions.
• Compact Design: Its compact form factor enables space-efficient circuit board layout.

Advantages and Disadvantages

Advantages

• High precision and stability
• Wide operating temperature range
• Compact and compatible design
• Reliable performance in diverse applications

Disadvantages

• Limited power handling capacity compared to higher-rated resistors
• Sensitive to excessive voltage or current surges

Working Principles

The PRF21BA471QB5RA operates based on the fundamental principle of electrical resistance, where it restricts the flow of current in a circuit. By effectively controlling the current, it helps regulate signal levels and protect sensitive components within the circuit.

Detailed Application Field Plans

The PRF21BA471QB5RA finds extensive use in various electronic applications, including: - Precision instrumentation - Audio amplifiers - Signal conditioning circuits - Control systems - Communication equipment

Detailed and Complete Alternative Models

For applications requiring different resistance values or power ratings, alternative models such as PRF21BA102QB5RA (1k ohm, 0.25W) and PRF21BA221QB5RA (220 ohms, 0.25W) can be considered. These alternatives offer similar characteristics and compatibility with diverse circuit designs.

In conclusion, the PRF21BA471QB5RA serves as a crucial component in electronic circuitry, offering high precision, stability, and reliability. Its compact design and functional features make it well-suited for a wide range of applications, despite some limitations in power handling. Additionally, alternative models provide flexibility in meeting specific resistance requirements for diverse electronic designs.

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