Panasonic Chip Resistor - Surface Mount ERJ-U1DF3902U

The ERJ-U1DF3902U is a surface mount chip resistor from Lingto Electronic Limited, designed for high reliability and performance in electronic applications. It features an Ag-Pd-based inner electrode, which provides enhanced resistance to sulfurization, making it suitable for environments where sulfur exposure is a concern. The resistor has a power rating of 0.25 W and a resistance value of 39 kOc with a tolerance of ±1%. It complies with AEC-Q200 standards, ensuring its suitability for automotive applications, and is RoHS compliant. The device is compatible with both reflow and flow soldering processes, facilitating ease of integration into various circuit designs. Its construction includes a metal glaze thick film resistive element and a protective coating, contributing to its durability and reliability in diverse operating conditions.