RCS2012F9530CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012F9530CS is a 953 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.125W (1/8W) in 0805 (2012 Metric) package format. This component features anti-sulfur and moisture-resistant construction with a temperature coefficient of ±100ppm/°C and operating range of -55°C to 155°C. The part is ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating and is currently in active production status with 1035 units in stock. Equivalent and substitute parts are identified when they maintain identical electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package size, termination count) while potentially offering alternative manufacturing sources or enhanced feature sets such as automotive qualification.

Substiute Parts

RCS2012F9530CS

Samsung Electro-MechanicsIn Stock: 1081RCS2012F9530CS Datasheet

Current PartRFQ

CRCW0805953RFKEA

Vishay DaleIn Stock: 12908CRCW0805953RFKEA Datasheet

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ERJ-6ENF9530V

Panasonic Electronic ComponentsIn Stock: 55358ERJ-6ENF9530V Datasheet

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RC0805FR-07953RL

YAGEOIn Stock: 20263RC0805FR-07953RL Datasheet

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RMCF0805FT953R

Stackpole Electronics IncIn Stock: 3203RMCF0805FT953R Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RCS2012F9530CS is determined by strict equivalence across all critical electrical and mechanical parameters. The following parameters must match without exception:

• Resistance Value: 953 Ohms (exact match required)
• Tolerance: ±1% (exact match required)
• Power Rating: 0.125W / 1/8W (exact match required)
• Package Format: 0805 (2012 Metric) (exact match required)
• Composition Type: Thick Film (exact match required)
• Temperature Coefficient: ±100ppm/°C (exact match required)
• Operating Temperature Range: -55°C to 155°C (exact match required)
• Termination Count: 2 (exact match required)
• RoHS Compliance: ROHS3 Compliant (exact match required)

All identified substitute parts meet these mandatory criteria. Secondary differentiators include manufacturing source, feature enhancements (such as automotive AEC-Q200 qualification), and physical height variations within acceptable limits. These secondary characteristics do not affect functional substitutability but may influence selection based on application requirements or supply chain considerations.

Parameter Comparison

Engineering Selection Recommendations

All identified substitute parts are functionally equivalent to the RCS2012F9530CS and are suitable for direct replacement in applications requiring a 953 Ohm ±1% 0.125W 0805 thick film chip resistor. Selection among these alternatives should be based on the following engineering considerations:

CRCW0805953RFKEA (Vishay Dale): This substitute incorporates automotive AEC-Q200 qualification, making it suitable for applications requiring automotive-grade reliability standards. The part exhibits the lowest seated height at 0.020" (0.50mm), which may be advantageous in space-constrained PCB layouts. Current inventory of 12,834 units supports consistent supply availability.

ERJ-6ENF9530V (Panasonic Electronic Components): This substitute also carries automotive AEC-Q200 qualification and offers the highest current inventory level at 55,306 units, providing superior supply chain security. The seated height of 0.028" (0.70mm) is within acceptable tolerance for standard 0805 applications. The ERJ-6EN series is widely used in industrial and automotive applications.

RC0805FR-07953RL (YAGEO): This substitute features moisture-resistant construction similar to the main part and maintains a seated height of 0.024" (0.60mm). With 20,200 units in inventory, it provides reliable supply availability. This part is suitable for general industrial applications without automotive qualification requirements.

RMCF0805FT953R (Stackpole Electronics Inc): This substitute includes automotive AEC-Q200 qualification and maintains a seated height of 0.026" (0.65mm), matching the main part specification. With 3,176 units in inventory, it represents a viable alternative for automotive applications, though with lower stock levels than other options.

All substitute parts maintain ROHS3 compliance, REACH unaffected status, and MSL 1 (Unlimited) ratings, ensuring regulatory and handling compatibility with the original specification.

Frequently Asked Questions (FAQ)

Q: Can CRCW0805953RFKEA be used as a direct replacement for RCS2012F9530CS?

A: Yes. Both parts share identical electrical specifications (953 Ohms ±1%, 0.125W, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range) and mechanical compatibility (0805 package, 2 terminations). The CRCW0805953RFKEA includes automotive AEC-Q200 qualification, which is an enhancement that does not prevent substitution. The 0.020" seated height is lower than the main part's 0.026", which is acceptable for standard PCB designs.

Q: What is the difference between the anti-sulfur feature of RCS2012F9530CS and the automotive qualification of substitute parts?

A: Anti-sulfur construction in the RCS2012F9530CS protects against sulfur-containing environmental contaminants. Automotive AEC-Q200 qualification in substitute parts (CRCW0805953RFKEA, ERJ-6ENF9530V, RMCF0805FT953R) indicates compliance with automotive reliability and testing standards. These are distinct features addressing different application requirements. Both feature sets are compatible with general industrial and automotive applications.

Q: Are there any height restrictions when substituting these parts?

A: All substitute parts have seated heights within the range of 0.020" to 0.028" (0.50mm to 0.70mm), compared to the main part's 0.026" (0.66mm). These variations are within standard 0805 package tolerances and do not affect PCB assembly compatibility. Height differences are only relevant in applications with extreme space constraints or specific mechanical clearance requirements.

Q: Which substitute part offers the best supply availability?

A: ERJ-6ENF9530V (Panasonic) offers the highest inventory level at 55,306 units, followed by RC0805FR-07953RL (YAGEO) at 20,200 units. Both provide strong supply chain security for high-volume production requirements.

Q: Can I use RC0805FR-07953RL in automotive applications?

A: RC0805FR-07953RL does not carry automotive AEC-Q200 qualification. For applications requiring automotive-grade reliability standards, use CRCW0805953RFKEA, ERJ-6ENF9530V, or RMCF0805FT953R instead.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All identified substitute parts (CRCW0805953RFKEA, ERJ-6ENF9530V, RC0805FR-07953RL, RMCF0805FT953R) are ROHS3 compliant and REACH unaffected, matching the regulatory status of the main part RCS2012F9530CS.

Q: What does MSL 1 (Unlimited) mean for these resistors?

A: MSL 1 (Unlimited) indicates that these components have no moisture sensitivity limitations. They do not require special moisture-controlled storage or handling procedures and can be stored under standard industrial conditions without time-based constraints.