RC5025F3242CS Equivalent & Substitute Parts Reference

Part Overview

The RC5025F3242CS is a 32.4 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.667W (2/3W) in a 2010 (5025 Metric) package. This component is classified as Active product status and is designed for general-purpose applications requiring moisture-resistant thick film construction. Substitute parts are identified when original inventory is unavailable, when alternative certifications are required for specific applications, or when higher power ratings are needed within the same electrical and mechanical specifications.

Substiute Parts

RC5025F3242CS

Samsung Electro-MechanicsIn Stock: 954RC5025F3242CS Datasheet

Current PartRFQ

RMCF2010FT32K4

Stackpole Electronics IncIn Stock: 4823RMCF2010FT32K4 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution logic for the RC5025F3242CS is based on the following critical parameters that must remain constant or improve:

Mandatory Match Parameters:

• Resistance value: 32.4 kOhms (exact match required)
• Tolerance: ±1% (no deviation permitted)
• Package / Case: 2010 (5025 Metric) (physical and electrical compatibility)
• Composition: Thick Film (electrical performance characteristics)
• Temperature Coefficient: ±100ppm/°C (temperature stability)
• Operating Temperature Range: -55°C ~ 155°C (minimum requirement)

Acceptable Variation Parameters:

• Power Rating: Equal or higher than 0.667W (0.75W is acceptable and provides design margin)
• Features: Additional certifications (such as AEC-Q200) are acceptable and do not affect base functionality
• Packaging Format: Different packaging (Tape & Reel vs. bulk) does not affect electrical performance

The RMCF2010FT32K4 qualifies as a direct substitute because it maintains all mandatory parameters while offering a higher power rating (0.75W vs. 0.667W) and automotive-grade certification (AEC-Q200).

Parameter Comparison

Engineering Selection Recommendations

The RMCF2010FT32K4 is a qualified substitute for the RC5025F3242CS based on the following engineering criteria:

Electrical Compatibility: Both components share identical resistance value (32.4 kOhms), tolerance (±1%), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). These parameters ensure equivalent electrical performance in circuit applications.

Mechanical Compatibility: Both components use the 2010 (5025 Metric) package with identical length and width dimensions (5.00mm x 2.50mm). The seated height difference of 0.04mm (0.66mm vs. 0.70mm) is negligible for standard PCB assembly and does not affect placement or soldering.

Power Rating: The RMCF2010FT32K4 is rated at 0.75W compared to the RC5025F3242CS at 0.667W. The higher power rating of the substitute provides additional thermal margin and is acceptable for direct substitution in applications designed for the original part.

Regulatory Compliance: Both components are ROHS3 Compliant, REACH Unaffected, and classified as MSL 1 (Unlimited moisture sensitivity level). The RMCF2010FT32K4 includes AEC-Q200 automotive qualification, which does not restrict its use in non-automotive applications.

Product Status: Both components are Active products with established supply chains and manufacturing continuity.

Frequently Asked Questions (FAQ)

Q: Can the RMCF2010FT32K4 be used as a direct replacement for the RC5025F3242CS on existing PCBs?

A: Yes. Both components have identical package dimensions (2010 / 5025 Metric), footprint, and electrical specifications (32.4 kOhms ±1%). The 0.04mm difference in seated height is within standard PCB assembly tolerances and does not affect placement or functionality.

Q: What is the significance of the higher power rating on the RMCF2010FT32K4?

A: The RMCF2010FT32K4 is rated at 0.75W versus the RC5025F3242CS at 0.667W. A higher power rating indicates greater thermal capacity and is acceptable for substitution. The component will operate cooler in the same application, improving reliability and extending component life.

Q: Does the AEC-Q200 automotive certification on the RMCF2010FT32K4 affect its use in non-automotive applications?

A: No. AEC-Q200 is an automotive qualification standard that indicates the component meets stringent automotive reliability requirements. This certification does not restrict use in general-purpose, industrial, or consumer applications. The component remains fully compatible with all applications designed for the original RC5025F3242CS.

Q: Are there any differences in moisture handling between these two components?

A: Both components are classified as MSL 1 (Unlimited), indicating unlimited shelf life and no special moisture control requirements during storage or handling. There are no differences in moisture sensitivity between the two parts.

Q: What is the difference between the packaging formats listed (bulk vs. Tape & Reel)?

A: Packaging format refers to how components are supplied: bulk packaging is typically used for manual assembly or small quantities, while Tape & Reel (TR) format is used for automated pick-and-place assembly. The electrical and mechanical specifications of the component remain identical regardless of packaging format. Selection depends on assembly process requirements, not component performance.

Q: Can the RC5025F3242CS and RMCF2010FT32K4 be mixed in the same production batch?

A: Yes, both components meet identical electrical specifications and are mechanically compatible. However, component traceability and quality documentation should be maintained separately for each manufacturer's part number in accordance with your organization's configuration management procedures.

Q: What parameters must remain identical for substitution to be valid?

A: The following parameters must match exactly: resistance value (32.4 kOhms), tolerance (±1%), package type (2010 / 5025 Metric), composition (Thick Film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). Power rating may be equal or higher, and additional certifications are acceptable.