The ERJ6GEYJ472V is a thick film chip resistor manufactured by Panasonic, part of the ERJ series. It's designed for surface mount technology (SMT) applications, providing a compact and reliable solution for current limiting, voltage division, and other general-purpose resistive functions in electronic circuits. This resistor is known for its stability and performance across a wide range of operating conditions.

Applications:

• Current limiting in LED drivers and backlighting circuits.
• Voltage divider networks for sensor signal conditioning.
• Pull-up and pull-down resistors for microcontrollers and logic gates.
• Termination resistors for impedance matching in high-speed digital circuits.
• Filtering and smoothing in analog circuits.

Features:

• Thick Film Construction: Offers excellent resistance to environmental factors and long-term stability.
• Surface Mount Technology (SMT): Facilitates automated assembly and high-density PCB layouts.
• Compact Size: Saves valuable board space, enabling smaller and more efficient designs.
• High Reliability: Ensures consistent performance and long operational life.
• RoHS Compliant: Meets the requirements of the Restriction of Hazardous Substances directive, making it environmentally friendly.
• Stable Resistance Value: Maintains its resistance value within specified tolerances over temperature and time.

Benefits:

• Improved Circuit Performance: Enhances the reliability and accuracy of electronic circuits.
• Reduced Board Size: Enables the design of smaller and more compact electronic devices.
• Simplified Manufacturing: Streamlines the assembly process with automated SMT placement.
• Lower Total Cost of Ownership: Reduces maintenance and replacement costs due to its high reliability.
• Environmentally Responsible: Contributes to environmentally friendly product designs.

Additional Details:

The ERJ6GEYJ472V has a resistance value of 4.7k Ohms. It typically has a power rating of 0.125W (1/8W). The tolerance is usually around 5%. The temperature coefficient of resistance (TCR) is a key parameter indicating how much the resistance changes with temperature variations. This resistor is designed to operate within a specified temperature range. The resistor's construction involves a resistive element deposited on a ceramic substrate, with terminations for soldering to the printed circuit board. Proper soldering techniques are essential to ensure reliable electrical and mechanical connections.