4.7K Ohms (1/4 Watt) (Pack of 10)

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A 4.7K ohms (4,700 ohms) resistor with a 1/4 watt power rating offers a fixed resistance of 4,700 ohms and can handle up to 0.25 watts of power dissipation. It is commonly used in electronic circuits for tasks such as signal conditioning, voltage division, and biasing. This resistor is suitable for circuits requiring moderate resistance with low power dissipation, making it a versatile and reliable component for various electronic devices and designs.

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4.7K Ohms (1/4 Watt) Resistor

Introduction

The 4.7K Ohms (1/4 Watt) resistor is a fundamental component in electronics, known for its precise resistance and reliable power handling. With a resistance value of 4,700 Ohms and a power rating of 1/4 Watt, this resistor is widely used in various electronic applications. Its stability and adaptability make it a versatile choice for managing current and voltage across a range of circuit designs.

Key Specifications

  • Resistance Value: 4,700 Ohms (4.7K Ohms)
  • Power Rating: 1/4 Watt (250 mW)
  • Tolerance: Typically ±5% or ±1%, depending on the specific model
  • Temperature Coefficient: ±200 to ±400 ppm/°C, ensuring consistent performance across varying temperatures

Construction and Design

The 4.7K Ohms resistor is constructed from high-quality materials such as carbon film, metal film, or metal oxide. It features a cylindrical body with color bands that indicate its resistance value and tolerance. The resistor has axial leads for through-hole mounting on printed circuit boards (PCBs) or breadboards. Its compact design allows it to fit into various circuit configurations, from densely packed boards to more spacious layouts.

Applications

The 4.7K Ohms resistor is used in numerous electronic circuits and applications, including:

  • Voltage Dividers: Essential in voltage divider circuits, this resistor helps scale down voltage levels to appropriate values for sensors, microcontrollers, and analog-to-digital converters.
  • Current Limiting: Protects sensitive components like LEDs by limiting the amount of current flowing through the circuit, preventing damage and ensuring longevity.
  • Signal Conditioning: Used in signal processing to filter and stabilize signals, ensuring clean and accurate data transmission in communication and audio circuits.
  • Transistor Biasing: Assists in setting the bias point for transistors in amplifier circuits, allowing for optimal performance and reducing signal distortion.
  • Pull-Up/Pull-Down Resistors: Functions as a pull-up or pull-down resistor in digital circuits to maintain stable logic levels and prevent floating inputs that can lead to unreliable operation.

Advantages

  • Precision: Provides accurate and stable resistance, ensuring consistent performance and reliable operation in various electronic applications.
  • Durability: Designed to endure temperature changes, voltage fluctuations, and other environmental factors, making it suitable for long-term use.
  • Versatility: The 4.7K Ohms resistance value is adaptable for a range of applications, including voltage regulation, current limiting, signal conditioning, and biasing, providing flexibility in circuit design.
  • Compact Size: Its small, lightweight design allows for easy integration into both compact and larger circuit layouts, fitting well into diverse PCB designs.

Conclusion

The 4.7K Ohms (1/4 Watt) resistor is a versatile and reliable component for managing current and voltage in electronic circuits. Its precise resistance value, durability, and adaptability make it an essential tool for engineers, hobbyists, and professionals alike. Whether used in voltage dividers, current limiting circuits, signal conditioning, or transistor biasing, this resistor ensures stable and efficient performance, contributing to effective circuit design and operation.

4.7K Ohms (5Watts) Resistor

Sold By : Computronics Lab SKU: 4-7k-ohms-1-4-watt-1 Category: Tags: ,

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