CRCW040297K6FKED

Updated: 2026-07-15

Overview

The CRCW040297K6FKED is a thick-film chip resistor from the CRCW series, known for its high precision and reliability in surface mount technology (SMT) applications. It is designed to provide stable resistance in a compact 0402 package, measuring just 1.0 mm x 0.5 mm. This resistor is widely used in electronic circuits where space and performance are critical. With a resistance value of 97.6 kΩ and a tolerance of ±1%, the CRCW040297K6FKED ensures accurate performance in various environments. Its construction includes a ceramic substrate with a ruthenium oxide-based thick-film resistive element, ensuring durability and long-term stability.

Structure and Working Principle

The CRCW040297K6FKED consists of a ceramic substrate coated with a thick-film resistive layer made from ruthenium oxide. This layer is laser-trimmed to achieve the precise resistance value of 97.6 kΩ. The resistor is then encapsulated with a protective coating to enhance its environmental resistance. When integrated into a circuit, the resistor limits current flow according to Ohm's Law (V = IR). Its thick-film construction ensures low noise and minimal temperature coefficient, making it suitable for high-frequency and precision applications. The 0402 package is designed for automated assembly processes, ensuring efficient placement on PCBs.

Key Features

The CRCW040297K6FKED offers several key features, including a high precision tolerance of ±1%, which ensures consistent performance in critical applications. Its thick-film technology provides excellent stability and low noise, making it ideal for sensitive electronic circuits. Additionally, the resistor operates over a wide temperature range, typically from -55°C to +155°C, ensuring reliability in diverse environments. The compact 0402 package allows for high-density PCB layouts, saving valuable board space. Its RoHS compliance also makes it suitable for environmentally conscious designs.

Application Areas

The CRCW040297K6FKED is commonly used in industrial electronics, automotive systems, and consumer devices. In industrial applications, it is found in control systems, sensors, and instrumentation where precision is paramount. Automotive electronics, such as engine control units (ECUs) and infotainment systems, also benefit from its reliability and compact size. Consumer electronics, including smartphones, tablets, and wearables, utilize this resistor for its space-saving design and stable performance. Its versatility makes it a popular choice across multiple industries.

Maintenance and Precautions

To ensure optimal performance, the CRCW040297K6FKED should be handled with care during assembly. Excessive heat during soldering can damage the resistor, so it is recommended to follow the manufacturer's soldering guidelines. Storage conditions should be dry and free from contaminants to prevent oxidation or moisture absorption. When designing the PCB, ensure adequate spacing to avoid thermal stress. Regular inspection of solder joints and circuit performance can help identify potential issues early, extending the component's lifespan.

B2B Procurement Guide

When procuring the CRCW040297K6FKED, verify the resistance value, tolerance, and package size to ensure compatibility with your design. Bulk purchases often offer cost savings, but ensure suppliers provide authentic components to avoid counterfeit risks. Lead times can vary, so plan orders in advance to avoid production delays. Reputable distributors and manufacturers typically provide datasheets and technical support to assist with integration. Comparing prices from multiple suppliers can help secure the best deal while maintaining quality standards.