The thermal resistance (Rth) of the RCC080549R9FKEA is 250°C/W, which is not explicitly stated in the datasheet. This value can be found in Vishay's general documentation for the RCC series.
While the datasheet doesn't provide explicit information on high-frequency performance, the RCC080549R9FKEA is a thick-film resistor, which generally has a self-resonant frequency in the range of 100 MHz to 1 GHz. It may not be the best choice for very high-frequency applications (>1 GHz), but it can be used in lower-frequency RF circuits with proper impedance matching.
The RCC080549R9FKEA has a maximum operating temperature of 155°C, as stated in the datasheet. However, it's essential to consider the derating curve, which shows that the resistor's power rating decreases as the temperature increases. Always check the derating curve to ensure the resistor can handle the expected power and temperature in your application.
The RCC080549R9FKEA is designed for general-purpose applications, but it can handle pulse loads to some extent. The datasheet doesn't provide explicit pulse-load ratings, but Vishay's general documentation suggests that the RCC series can handle pulse loads with a duration of up to 10 ms. For more severe pulse-load requirements, consider using a specialized pulse-load resistor or consulting with Vishay's application engineers.
The datasheet doesn't provide a specific soldering profile, but Vishay recommends following the IPC/J-STD-020 standard for surface-mount devices. A typical soldering profile for the RCC080549R9FKEA would be: peak temperature 260°C, time above 217°C 30-60 seconds, and a maximum temperature ramp rate of 3°C/s.
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RCC080549R9FKEA Overview
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