RC5025F9531CS Equivalent & Substitute Parts

Part Overview

The RC5025F9531CS is a 9.53 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 2010 (5025 Metric) package format with a power rating of 0.667W (2/3W). This component is classified as Active product status and features moisture-resistant construction suitable for general industrial applications. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are required due to inventory constraints, supply chain considerations, or application-specific requirements such as higher power ratings or automotive qualification.

Substiute Parts

RC5025F9531CS

Samsung Electro-MechanicsIn Stock: 823RC5025F9531CS Datasheet

Current PartRFQ

CRCW20109K53FKEF

Vishay DaleIn Stock: 6559CRCW20109K53FKEF Datasheet

SimilarRFQ

ERJ-12SF9531U

Panasonic Electronic ComponentsIn Stock: 9445ERJ-12SF9531U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the RC5025F9531CS is permissible when the following core electrical and mechanical parameters are maintained or exceeded:

Critical Matching Parameters:

• Resistance value: 9.53 kOhms
• Tolerance: ±1%
• Package format: 2010 (5025 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100 ppm/°C
• Operating temperature range: -55°C to 155°C minimum
• RoHS3 compliance

Allowable Variations:

• Power rating: Equal to or greater than 0.667W (substitute parts rated at 0.75W are acceptable as they provide additional margin)
• Moisture sensitivity level: Equal to or lower MSL rating (MSL 1 is acceptable)
• Additional certifications: Automotive AEC-Q200 qualification does not preclude use in non-automotive applications

The identified substitute parts CRCW20109K53FKEF and ERJ-12SF9531U meet all critical parameters with enhanced power ratings of 0.75W (3/4W), providing improved thermal performance while maintaining identical electrical specifications and package dimensions.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: CRCW20109K53FKEF (Vishay Dale)

The CRCW20109K53FKEF is the preferred substitute for the RC5025F9531CS. This component maintains identical electrical specifications (9.53 kOhms ±1%, ±100 ppm/°C, -55°C to 155°C operating range) and mechanical compatibility (2010 package, 5.00mm x 2.50mm footprint). The increased power rating of 0.75W provides additional thermal margin over the original 0.667W specification. The component carries Active product status, ROHS3 compliance, and AEC-Q200 automotive qualification, making it suitable for both general industrial and automotive applications. Inventory availability is substantial at 6495 pieces.

Secondary Substitute: ERJ-12SF9531U (Panasonic Electronic Components)

The ERJ-12SF9531U meets all electrical and mechanical requirements with identical resistance, tolerance, temperature coefficient, and operating temperature range. The 0.75W power rating and 2010 package format provide full compatibility. However, this component carries a "Not For New Designs" product status designation, indicating that Panasonic has discontinued active development for this part number. While functionally equivalent and currently in stock (9405 pieces), this part should be selected only when CRCW20109K53FKEF is unavailable or when existing designs require continuity with established supply chains. New circuit designs should prioritize CRCW20109K53FKEF.

Compliance Considerations:

All three components are ROHS3 compliant, REACH unaffected, and classified under ECCN EAR99 with HTSUS code 8533.21.0030. Moisture sensitivity level MSL 1 (Unlimited) is consistent across all parts, indicating no special moisture handling requirements during storage or assembly.

Frequently Asked Questions (FAQ)

Q: Can CRCW20109K53FKEF or ERJ-12SF9531U be used as direct replacements for RC5025F9531CS on existing PCBs?

A: Yes. Both substitute parts maintain identical package dimensions (2010 / 5025 Metric, 5.00mm x 2.50mm footprint) and electrical specifications (9.53 kOhms ±1%). The maximum seated height difference is 0.002" (0.04mm), which is negligible for standard PCB assembly processes. No circuit redesign or PCB layout modification is required.

Q: What is the significance of the higher power rating (0.75W vs. 0.667W) in the substitute parts?

A: The increased power rating in CRCW20109K53FKEF and ERJ-12SF9531U provides additional thermal dissipation capability without changing electrical performance. This allows the component to operate at higher ambient temperatures or with greater current flow while maintaining the same resistance value and tolerance. The higher rating does not negatively impact circuits designed for the original 0.667W specification.

Q: Why is ERJ-12SF9531U marked as "Not For New Designs"?

A: The "Not For New Designs" status indicates that Panasonic has transitioned this product to end-of-life status and is no longer actively developing or promoting it for new applications. While the component remains functionally equivalent and is currently in stock, Panasonic recommends using alternative parts for new circuit designs. CRCW20109K53FKEF is the recommended alternative for new designs.

Q: Are there any thermal or reliability differences between these three resistors?

A: All three components share identical temperature coefficients (±100 ppm/°C) and operating temperature ranges (-55°C to 155°C). The substitute parts feature automotive AEC-Q200 qualification, which indicates enhanced reliability testing and qualification for automotive environments. This qualification does not preclude use in non-automotive applications and represents an additional quality assurance measure.

Q: What packaging formats are available for these parts?

A: The RC5025F9531CS is supplied in standard packaging (format not specified in available data). CRCW20109K53FKEF and ERJ-12SF9531U are supplied in Tape & Reel (TR) format, which is standard for high-volume surface-mount assembly. Tape & Reel packaging is compatible with automated pick-and-place equipment used in modern PCB manufacturing.

Q: Are moisture handling precautions required for any of these components?

A: No. All three components carry Moisture Sensitivity Level (MSL) 1 designation, which indicates unlimited shelf life without special moisture control measures. These parts do not require dry-pack storage, desiccant bags, or bake-out procedures prior to assembly.

Q: Can these resistors be used in automotive applications?

A: CRCW20109K53FKEF and ERJ-12SF9531U carry AEC-Q200 automotive qualification, confirming suitability for automotive environments. RC5025F9531CS does not carry this certification but meets the same electrical and thermal specifications. Component selection for automotive applications should follow original equipment manufacturer (OEM) specifications and qualification requirements.