HOJLR2512-3W-36MR-1% Resistor
Overview
The HOJLR2512-3W-36MR-1% is a high-performance, surface-mount thick film resistor designed for industrial and electronic applications. With a 1% tolerance and 3W power rating, it provides reliable performance in precision circuits. Its compact 2512 package size makes it suitable for space-constrained designs while maintaining high power dissipation capabilities. This resistor is widely used in power supplies, automotive electronics, and telecommunications equipment due to its stability and durability. Its thick film construction ensures low noise and excellent long-term reliability, making it a preferred choice for demanding environments.
Structure and Working Principle
The HOJLR2512-3W-36MR-1% resistor consists of a ceramic substrate coated with a resistive thick film layer, protected by a glass overcoat. The resistive element is designed to provide precise resistance values with minimal deviation. Terminals are made of conductive material, ensuring reliable electrical connections. When current flows through the resistor, the thick film layer dissipates power as heat, maintaining a stable resistance value within the specified tolerance. The 2512 package (6.35mm x 3.2mm) offers a balance between size and power handling, making it versatile for various applications.
Key Features
The HOJLR2512-3W-36MR-1% resistor offers several key features, including a 1% tolerance for high precision and a 3W power rating for robust performance. Its thick film construction ensures low temperature coefficient (TCR), typically around ±100ppm/°C, providing stability across temperature variations. Additionally, the resistor's surface-mount design facilitates automated assembly processes, reducing manufacturing costs. Its high-power dissipation capability and compact size make it ideal for applications requiring both precision and efficiency.
Application Areas
This resistor is commonly used in industrial electronics, such as power supplies, motor controls, and instrumentation. Its precision and reliability make it suitable for automotive electronics, where stable performance under harsh conditions is critical. Other applications include telecommunications equipment, medical devices, and consumer electronics. The resistor's ability to handle high power while maintaining accuracy makes it a versatile component in various circuits.
Maintenance and Precautions
To ensure optimal performance, avoid exceeding the resistor's 3W power rating, as this can lead to overheating and failure. Proper soldering techniques are essential to prevent thermal damage to the resistive element. Store the resistors in a dry, static-free environment to prevent moisture absorption or electrostatic discharge. Regular inspection of solder joints and circuit performance can help identify potential issues early.
B2B Procurement Guide
When procuring HOJLR2512-3W-36MR-1% resistors, verify the supplier's certifications and quality control processes to ensure consistency and reliability. Bulk purchases may offer cost savings, but ensure the components meet your application's specifications. Consider lead times and minimum order quantities (MOQs) when planning procurement. Reputable distributors often provide technical support and datasheets to assist with integration. Always test samples before large-scale deployment.