KOA Speer Electronics, Inc. Chip Resistor - Surface Mount RN73H2BTTD4930D50

The RN73H2BTTD4930D50 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 493 ohms with a tolerance of ¬±0.5%. The resistor has a power rating of 0.25W at a rated ambient temperature of 85¬8C and can operate in temperatures ranging from -55¬8C to +155¬8C. This component is constructed with a thin metal film, providing low current noise and high stability, making it suitable for precision applications. It also meets AEC-Q200 standards, ensuring its reliability in automotive use. The resistor is packaged in a 1206 size format and is compliant with EU RoHS requirements. Its moisture resistance is enhanced by a glass passivation layer, and it has been tested for sulfur resistance according to ASTM B 809-95. Engineers considering this resistor should note its long-term precision characteristics, with a OîR of ¬±0.1% over 3,000 hours at 85¬8C, making it a dependable choice for critical applications.