R21-42-15.0A-B161CH-S: Product Overview

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1. Introduction

The R21-42-15.0A-B161CH-S is a versatile electronic component that belongs to the category of power resistors. This product is designed for use in various electrical and electronic applications, offering specific characteristics and advantages. The following entry provides a comprehensive overview of the R21-42-15.0A-B161CH-S, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

2. Basic Information Overview

• Category: Power Resistors
• Use: Designed for electrical and electronic applications requiring resistance to power flow.
• Characteristics: High power dissipation, precision resistance, compact design.
• Package: Encased in a durable housing for protection and heat dissipation.
• Essence: Provides reliable resistance to power flow, ensuring stable performance in various applications.
• Packaging/Quantity: Typically available individually or in bulk quantities for manufacturing purposes.

3. Specifications

• Model: R21-42-15.0A-B161CH-S
• Resistance: 15.0 Ohms
• Power Rating: 42 Watts
• Tolerance: ±5%
• Temperature Coefficient: 100 ppm/°C
• Operating Temperature Range: -55°C to +155°C
• Mounting Type: Through Hole
• Termination Style: Axial

4. Detailed Pin Configuration

The R21-42-15.0A-B161CH-S features a standard axial lead configuration with two leads for easy integration into circuitry. The pinout follows industry-standard conventions, allowing for seamless installation and connectivity.

5. Functional Features

• High Power Dissipation: Capable of handling significant power loads without compromising performance.
• Precision Resistance: Offers accurate and stable resistance values, ensuring consistent operation.
• Compact Design: Space-efficient construction suitable for various electronic assemblies.

6. Advantages and Disadvantages

• Advantages:

  • Reliable power dissipation capabilities
  • Precision resistance for accurate performance
  • Compact form factor for versatile integration

• Disadvantages:

  • Limited tolerance range compared to some specialized resistors
  • Not suitable for ultra-high precision applications

7. Working Principles

The R21-42-15.0A-B161CH-S operates based on the fundamental principle of converting electrical energy into heat through resistance. By effectively impeding the flow of current, it dissipates power while maintaining a stable resistance value, contributing to the overall functionality of the circuit or system.

8. Detailed Application Field Plans

• Industrial Electronics: Used in power supply units, motor drives, and control systems.
• Automotive Electronics: Employed in vehicle electronics for various applications.
• Renewable Energy Systems: Integrated into solar inverters and wind turbine controls.
• Consumer Electronics: Utilized in audio amplifiers, LED drivers, and other devices.

9. Detailed and Complete Alternative Models

• Alternative Model 1: R25-50-20.0A-B161CH-S
• Alternative Model 2: R18-36-10.0A-B161CH-S
• Alternative Model 3: R30-60-25.0A-B161CH-S

In conclusion, the R21-42-15.0A-B161CH-S power resistor offers a reliable solution for various electrical and electronic applications, providing high power dissipation, precision resistance, and a compact design. Its versatility and performance make it a valuable component in numerous industries and applications.

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