Description

The 4.7K Ohm (4K7) 1/4W 5% through-hole resistor is a widely used passive electronic component designed to provide precise resistance in electrical and electronic circuits. This resistor has a nominal resistance value of 4,700 ohms (4.7 kΩ), which is ideal for a broad range of applications such as current limiting, voltage division, signal conditioning, and biasing.

Key Features:

1. Resistance Value: 4.7K Ohm (4,700 Ω) with a 5% tolerance, ensuring a reliable resistance range from 4,465 Ω to 4,935 Ω.
2. Power Rating: 1/4 Watt (0.25 W), suitable for low to moderate power dissipation in standard circuits.
3. Tolerance: ±5%, providing a balance between accuracy and cost for most general-purpose applications.
4. Construction: Axial lead design with a through-hole form factor, making it easy to insert into breadboards or printed circuit boards (PCBs).
5. Material: Carbon film or metal film construction, ensuring durability, stable performance, and low noise characteristics.
6. Temperature Coefficient: Typically ±200 to ±450 ppm/°C, enabling consistent performance over a standard temperature range.

Physical Specifications:

• Body Dimensions: Compact cylindrical body, approximately 2.3 mm in diameter and 6.3 mm in length.
• Lead Diameter: Standardized for compatibility with most breadboards and PCBs, typically 0.6 mm.
• Color Coding: Features a 4-band color code for easy identification—yellow (4), violet (7), red (multiplier ×100), and gold (5% tolerance).

Applications:

• General Electronics: Used in signal processing circuits, pull-up/pull-down configurations, and timing circuits.
• Voltage Dividers: Perfect for splitting voltage levels to match circuit requirements.
• LED Current Limiting: Ensures safe operation of LEDs by controlling the current flow.
• Audio and Sensor Circuits: Commonly found in audio filters and sensor signal conditioners.

Advantages:

• High reliability and stability over extended periods.
• Compact size for easy integration into dense circuit designs.
• Cost-effective and readily available for various electronic projects.

Environmental Performance:

• Operating Temperature Range: -55°C to +155°C, suitable for operation in a wide range of environmental conditions.
• RoHS Compliant: Manufactured using environmentally friendly materials, free of hazardous substances.

This 4.7K Ohm 1/4W resistor is an essential component in any electronics toolkit, offering versatility, ease of use, and reliable performance in hobbyist and professional applications alike.