Description

The 220 Ohm 1/2 Watt (1/2W) 5% Through-Hole Resistor is a high-quality, fixed-value passive electronic component designed for use in a wide range of electrical and electronic circuits. With its standard resistance value of 220 Ohms, this resistor is well-suited for applications requiring current limitation, voltage division, and signal conditioning in analog and digital circuits.

Key Features

• Resistance Value: 220 Ohms (±5% Tolerance)
• Power Rating: 0.5 Watts (1/2W)
• Tolerance: ±5% for moderate accuracy in general-purpose applications
• Type: Through-Hole Mount (Axial Leaded) for robust mechanical stability
• Temperature Coefficient: ±200 ppm/°C (typical)
• Operating Temperature Range: -55°C to +155°C

Construction and Materials

This resistor features a high-quality carbon film or metal oxide film construction, which provides excellent electrical performance and long-term reliability. The axial leads are made from tinned copper wire for easy soldering and strong connections in PCB (Printed Circuit Board) assemblies.

Applications

• Current limiting for LEDs and other components
• Pull-up and pull-down resistor networks in digital circuits
• Voltage divider circuits for signal level adjustment
• Filtering and timing circuits
• Power dissipation and load balancing

Advantages

• Durable and reliable for long-term use
• Compact size for efficient board layout
• Easy to handle and solder with axial lead design
• Cost-effective component for DIY projects and commercial designs
• Compatible with breadboards and through-hole PCBs

Physical Dimensions

• Lead Diameter: Approximately 0.6mm
• Body Diameter: Approximately 2.5mm
• Body Length: Approximately 6.8mm
• Lead Length: Standard length for easy through-hole insertion

Compliance and Standards

• RoHS Compliant (Lead-Free)
• Meets industry-standard performance ratings

Usage Tips

To achieve optimal circuit performance, ensure the resistor operates within its power and temperature rating limits. Avoid exceeding the rated 0.5W dissipation to prevent overheating and potential failure. For precision-critical circuits, consider pairing with components of tighter tolerance ratings.

Whether you're working on a hobby project, prototyping, or building commercial electronic devices, the 220 Ohm 1/2W 5% Through-Hole Resistor is a dependable and essential component for a wide range of electrical applications.