The thermal resistance (Rth) of the RCS04021K20FKED is 250°C/W, which is not explicitly stated in the datasheet but can be found in Vishay's application notes or by contacting their support team.
While the datasheet doesn't provide explicit information on high-frequency performance, the RCS04021K20FKED 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, but it can still be used up to several hundred MHz with proper PCB design and layout considerations.
The RCS04021K20FKED has a maximum operating temperature of 155°C, but it's essential to consider the derating curve provided in the datasheet. Above 125°C, the resistor's power rating decreases, and it's recommended to derate the power by 1.25% per °C to ensure reliable operation.
The RCS04021K20FKED is a general-purpose resistor, and its noise performance might not be suitable for high-fidelity audio applications. However, it can still be used in non-critical audio circuits or where noise performance is not a top priority.
Vishay's thick-film resistors, including the RCS04021K20FKED, are designed to withstand moderate vibration levels. However, it's essential to ensure proper PCB mounting and secure the resistor to prevent mechanical stress, which can affect its performance and reliability.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
RCS04021K20FKED Overview
Use the download button to access the RCS04021K20FKED schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like RCS04,
or try a keyword search, such as Fixed Resistors
