RNCS0603BKE3K57

Overview

RNCS0603BKE3K57 is a fixed thin film chip resistor from the RNCS series, manufactured by Stackpole Electronics Inc. It features a 0603 surface mount package with dimensions of 1.55 mm length, 0.8 mm width, and 0.45 mm height. The component provides a resistance value of 3.57 kOhms with an absolute tolerance of ±0.1%. Rated power dissipation is 0.063 W at 70°C, with a maximum working voltage of 50 V. The temperature coefficient of resistance (TCR) is ±25 ppm/°C, and it operates within a temperature range of -55°C to +155°C.

Feature Summary

• Special passivation layer designed for immunity to humidity and moisture corrosion
• High precision performance suitable as a replacement for Tantalum Nitride resistors
• Qualified to AEC-Q200 automotive reliability standards

Applications

• Moisture-sensitive electronic applications requiring anti-corrosive protection
• Automotive circuits requiring AEC-Q200 qualified components
• Precision analog signal conditioning and measurement equipment

Procurement Notes

Verify the specific suffix 'KE' indicates the ±25 ppm/°C TCR variant when sourcing. Confirm RoHS compliance status via official datasheets. Ensure packaging details match project requirements, as reel specifications may vary. Cross-reference part numbers carefully to distinguish between different tolerance and TCR options within the RNCS family.

Selection Notes

Select this component for designs demanding high stability in corrosive environments. The 0603 footprint offers space efficiency while maintaining precision. Consider the ±0.1% tolerance for tight circuit accuracy needs. Evaluate thermal management requirements against the 0.063 W rating. Verify compatibility with automated assembly processes given the SMT package type.

Part Context

The RNCS series utilizes a special manufacturing process to ensure ultra-stable performance and long life in harsh environments. These resistors are positioned as cost-effective alternatives to Tantalum Nitride products, offering comparable anti-corrosive characteristics. The series covers various industry-standard sizes from 0402 to 2512, providing flexibility for diverse design constraints.

Replacement Considerations

Official documentation identifies the RNCS series as an ideal replacement for costly Tantalum Nitride resistors. When substituting, verify that the target application's environmental conditions align with the RNCS passivation capabilities. Ensure electrical parameters such as voltage rating and power dissipation meet or exceed original design specifications.