KOA Speer Electronics, Inc. Chip Resistor - Surface Mount RN73H2ATTD4421B50

The RN73H2ATTD4421B50 is a surface mount chip resistor from Lingto Electronic Limited, designed for high reliability applications, particularly in automotive environments. It features a resistance value of 4.42 kOc with a tolerance of ¬±0.1%, and a power rating of 0.125W at a rated ambient temperature of 85¬8C. The resistor operates effectively within a temperature range of -55¬8C to +155¬8C, ensuring stability under varying conditions. This component is characterized by low current noise and high precision, with a temperature coefficient of resistance (TCR) of ¬±25 ppm/¬8C. It is also compliant with EU RoHS requirements and has been tested according to AEC-Q200 standards, making it suitable for automotive applications. The RN73H series is known for its moisture resistance and improved reliability due to a glass passivation layer, which enhances its performance in humid environments. Engineers considering this resistor for their projects can expect a robust component that meets stringent reliability and performance criteria.