RCS2012F1131CS Equivalent & Substitute Parts

Part Overview

The RCS2012F1131CS is a 1.13 kOhms ±1% 0.125W thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is classified as Active product status with anti-sulfur and moisture-resistant construction. The part is supplied in Tape & Reel packaging and maintains ROHS3 compliance with unlimited moisture sensitivity level (MSL 1). Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component requirements.

Substiute Parts

RCS2012F1131CS

Samsung Electro-MechanicsIn Stock: 996RCS2012F1131CS Datasheet

Current PartRFQ

CRCW08051K13FKEA

Vishay DaleIn Stock: 38483CRCW08051K13FKEA Datasheet

SimilarRFQ

ERJ-6ENF1131V

Panasonic Electronic ComponentsIn Stock: 64948ERJ-6ENF1131V Datasheet

SimilarRFQ

RC0805FR-071K13L

YAGEOIn Stock: 37152RC0805FR-071K13L Datasheet

SimilarRFQ

RMCF0805FT1K13

Stackpole Electronics IncIn Stock: 35546RMCF0805FT1K13 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RCS2012F1131CS are qualified based on strict electrical and mechanical parameter matching. The following criteria determine substitution eligibility:

Electrical Parameters (Must Match Exactly):

• Resistance value: 1.13 kOhms
• Tolerance: ±1%
• Power rating: 0.125W (1/8W)
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Must Match Exactly):

• Package type: 0805 (2012 Metric)
• Number of terminations: 2
• Physical dimensions: 0.079" L x 0.049" W (2.00mm x 1.25mm)

Compliance Parameters (Must Match or Exceed):

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)
• Packaging format: Tape & Reel (TR)

All four substitute parts listed meet these criteria. Additional features such as automotive AEC-Q200 certification or anti-sulfur construction represent enhanced capabilities that do not disqualify substitution but indicate application-specific suitability.

Parameter Comparison

Engineering Selection Recommendations

All four substitute parts meet the core electrical and mechanical requirements for direct substitution with the RCS2012F1131CS. Selection among these alternatives is based on product availability, manufacturing certifications, and application-specific requirements:

CRCW08051K13FKEA (Vishay Dale): Qualified for automotive applications with AEC-Q200 certification. Seated height of 0.020" (0.50mm) represents the lowest profile among alternatives, suitable for space-constrained PCB layouts.

ERJ-6ENF1131V (Panasonic Electronic Components): Automotive AEC-Q200 qualified component with highest inventory availability (64,858 pcs). Seated height of 0.028" (0.70mm) is the maximum among listed substitutes.

RC0805FR-071K13L (YAGEO): General-purpose thick film resistor with moisture-resistant construction matching the original part's environmental protection features. Seated height of 0.024" (0.60mm) provides mid-range profile compatibility.

RMCF0805FT1K13 (Stackpole Electronics Inc): Automotive AEC-Q200 qualified component with seated height of 0.026" (0.65mm), matching the original part's height specification within 0.01mm tolerance.

All parts maintain ROHS3 compliance, unlimited moisture sensitivity level (MSL 1), and identical electrical performance across the specified operating temperature range of -55°C to 155°C.

Frequently Asked Questions (FAQ)

Q: Can CRCW08051K13FKEA replace RCS2012F1131CS in any application?

A: CRCW08051K13FKEA meets all electrical and mechanical substitution criteria. The 0.020" seated height is lower than the original 0.026", which is compatible with standard 0805 PCB footprints. Automotive AEC-Q200 certification provides additional qualification for automotive-grade applications.

Q: What is the significance of the seated height differences among substitute parts?

A: Seated height variations (0.020" to 0.028") reflect manufacturing tolerances within the 0805 package specification. All heights remain within standard 0805 package limits and are compatible with standard PCB assembly processes. Height differences do not affect electrical performance or footprint compatibility.

Q: Are automotive-qualified parts (AEC-Q200) suitable for non-automotive applications?

A: Yes. AEC-Q200 certification indicates enhanced reliability testing and quality standards. Parts meeting automotive qualification standards are fully compatible with general-purpose applications and represent equivalent or superior performance.

Q: Does the anti-sulfur feature of the original RCS2012F1131CS require matching in substitute parts?

A: Anti-sulfur construction is an enhanced feature of the original part. Substitute parts without explicit anti-sulfur designation maintain moisture resistance through standard thick film construction. All listed substitutes meet MSL 1 (Unlimited) moisture sensitivity requirements.

Q: Can these substitute parts be mixed within the same PCB assembly?

A: Yes. All substitute parts share identical electrical specifications, tolerance, power rating, and operating temperature range. Mixed sourcing from multiple manufacturers is permissible from an electrical and mechanical compatibility standpoint.

Q: What is the impact of ±100ppm/°C temperature coefficient on circuit performance?

A: Temperature coefficient of ±100ppm/°C is consistent across all parts listed. This specification defines resistance variation over the -55°C to 155°C operating range. At 100°C temperature change, maximum resistance variation is ±0.01% (approximately ±0.113 Ohms at 1.13 kOhms nominal).