RC5025F3240CS Equivalent & Substitute Parts Reference

Part Overview

The RC5025F3240CS is a 324 Ohm ±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 with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. Equivalent and substitute parts are identified when applications require alternative sourcing, inventory availability, or specific performance certifications while maintaining electrical and mechanical compatibility within the 2010 package form factor.

Substiute Parts

RC5025F3240CS

Samsung Electro-MechanicsIn Stock: 801RC5025F3240CS Datasheet

Current PartRFQ

RMCF2010FT324R

Stackpole Electronics IncIn Stock: 4477RMCF2010FT324R Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC5025F3240CS is determined by strict adherence to the following criteria:

Mandatory Matching Parameters:

• Resistance value: 324 Ohms (exact match required)
• Tolerance: ±1% (substitute tolerance must not exceed this value)
• Package designation: 2010 (5025 Metric) (physical and electrical footprint compatibility)
• Composition: Thick Film (ensures consistent electrical behavior)
• Temperature Coefficient: ±100ppm/°C (substitute must match or be superior)
• Operating Temperature Range: -55°C to 155°C (substitute must support this range)

Allowable Variation:

• Power Rating: Substitute must equal or exceed 0.667W. Higher power ratings are acceptable as they provide additional thermal margin without affecting circuit performance.

Compliance Requirements:

• RoHS3 Compliant status required
• MSL 1 (Unlimited) classification required
• REACH Unaffected status required

The RMCF2010FT324R from Stackpole Electronics Inc qualifies as a direct substitute based on these criteria.

Parameter Comparison

Engineering Selection Recommendations

The RMCF2010FT324R from Stackpole Electronics Inc is a qualified substitute for the RC5025F3240CS. Selection between these components should be based on the following engineering considerations:

Primary Selection Criteria:

1. Power Margin: The RMCF2010FT324R provides 0.75W rating versus the 0.667W requirement, offering approximately 12.5% additional thermal headroom. This higher rating does not degrade circuit performance and may extend component life in thermally demanding applications.

2. Automotive Qualification: The RMCF2010FT324R carries AEC-Q200 automotive qualification. Selection of this part is appropriate for automotive applications or systems requiring automotive-grade component reliability.

3. Regulatory Compliance: Both components maintain ROHS3 compliance, REACH Unaffected status, and MSL 1 classification, ensuring compatibility with current manufacturing and environmental standards.

4. Physical Compatibility: Maximum seated height difference of 0.002" (0.04mm) between components is within standard PCB assembly tolerances and does not affect placement or soldering processes.

5. Inventory and Availability: Component selection may be influenced by stock availability and lead time requirements from respective manufacturers or distributors.

Frequently Asked Questions (FAQ)

Q: Can the RMCF2010FT324R directly replace the RC5025F3240CS on existing PCBs?

A: Yes. Both components share identical package designation (2010/5025 Metric), footprint dimensions (0.197" L x 0.098" W), and electrical specifications (324 Ohms ±1%, ±100ppm/°C, -55°C to 155°C). The 0.002" difference in maximum seated height is within standard PCB assembly tolerances.

Q: What is the significance of the higher power rating on the RMCF2010FT324R?

A: The RMCF2010FT324R is rated at 0.75W compared to the RC5025F3240CS at 0.667W. A higher power rating indicates greater thermal capacity and does not negatively impact circuit operation. The component will operate safely at or below the original 0.667W specification.

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

A: Both components are classified as MSL 1 (Unlimited), indicating identical moisture sensitivity levels. No differences in storage, handling, or reflow requirements exist between the two parts.

Q: Why does the RMCF2010FT324R include AEC-Q200 qualification while the RC5025F3240CS does not?

A: AEC-Q200 is an automotive industry qualification standard. The RMCF2010FT324R is manufactured to meet automotive reliability requirements. The RC5025F3240CS does not carry this designation. Selection of the AEC-Q200 qualified part is appropriate for automotive applications or when automotive-grade reliability is specified.

Q: Are the tolerance specifications identical?

A: Yes. Both components are specified at ±1% tolerance, ensuring equivalent accuracy in resistance value across the operating temperature range.

Q: Can these components be used interchangeably in high-temperature applications?

A: Yes. Both components support the identical operating temperature range of -55°C to 155°C and share the same temperature coefficient of ±100ppm/°C, ensuring equivalent performance across the full temperature spectrum.

Q: What packaging formats are available for these components?

A: The RC5025F3240CS is supplied in standard packaging format. The RMCF2010FT324R is available in Tape & Reel (TR) format, which is standard for automated assembly processes. Packaging format selection depends on manufacturing process requirements and order quantities.