RC6432F1131CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432F1131CS is a 1.13 kOhms ±1% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package format. This thick film resistor features moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The component is classified as Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit applications without performance degradation.

Key Parameters

Parameter	Value	Unit
Resistance	1.13	kOhms
Tolerance	±1	%
Power Rating	1	W
Package / Case	2512 (6432 Metric)	-
Composition	Thick Film	-
Temperature Coefficient	±100	ppm/°C
Operating Temperature Range	-55 to 155	°C
Size / Dimension	0.248" L x 0.126" W (6.30mm x 3.20mm)	-
RoHS Status	ROHS3 Compliant	-
Moisture Sensitivity Level	1 (Unlimited)	-

Substitute Part Grouping Explanation

Substitution eligibility for the RC6432F1131CS is determined by strict equivalence across the following critical parameters:

Electrical Specifications:

Resistance value: 1.13 kOhms
Tolerance: ±1%
Power rating: 1W
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C to 155°C

Mechanical Specifications:

Package format: 2512 (6432 Metric)
Physical dimensions: 0.248" L x 0.126" W (6.30mm x 3.20mm)
Composition: Thick Film
Number of terminations: 2

Compliance & Certification:

RoHS3 compliance
Moisture Sensitivity Level 1 (Unlimited)
REACH Unaffected status
ECCN: EAR99

The RMCF2512FT1K13 from Stackpole Electronics Inc meets all specified electrical, mechanical, and compliance parameters, establishing it as a direct equivalent substitute for the RC6432F1131CS.

Parameter Comparison

Parameter	RC6432F1131CS (Samsung)	RMCF2512FT1K13 (Stackpole)	Match Status
Resistance	1.13 kOhms	1.13 kOhms	Equivalent
Tolerance	±1%	±1%	Equivalent
Power Rating	1W	1W	Equivalent
Package / Case	2512 (6432 Metric)	2512 (6432 Metric)	Equivalent
Composition	Thick Film	Thick Film	Equivalent
Temperature Coefficient	±100ppm/°C	±100ppm/°C	Equivalent
Operating Temperature Range	-55°C to 155°C	-55°C to 155°C	Equivalent
Size / Dimension	0.248" L x 0.126" W (6.30mm x 3.20mm)	0.248" L x 0.126" W (6.30mm x 3.20mm)	Equivalent
Height - Seated (Max)	0.026" (0.66mm)	0.028" (0.70mm)	Within tolerance
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Equivalent
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	Equivalent
REACH Status	REACH Unaffected	REACH Unaffected	Equivalent
ECCN	EAR99	EAR99	Equivalent

Engineering Selection Recommendations

The RMCF2512FT1K13 from Stackpole Electronics Inc is a direct equivalent substitute for the RC6432F1131CS. Both components share identical electrical specifications, mechanical dimensions, and compliance certifications. The seated height variance of 0.002" (0.04mm) between the two parts remains within standard PCB assembly tolerances and does not impact functional performance or board-level compatibility.

The RMCF2512FT1K13 carries AEC-Q200 automotive qualification, which represents an additional certification tier beyond the base requirements of the RC6432F1131CS. This qualification does not restrict its use in non-automotive applications and provides enhanced reliability documentation for applications requiring automotive-grade component traceability.

Both parts maintain Active product status with established supply chains and ROHS3 compliance, ensuring long-term availability and regulatory alignment.

Frequently Asked Questions (FAQ)

Q: Can the RMCF2512FT1K13 be used as a direct replacement for the RC6432F1131CS without circuit redesign?

A: Yes. The RMCF2512FT1K13 meets all electrical and mechanical specifications of the RC6432F1131CS. Resistance value, tolerance, power rating, temperature coefficient, operating temperature range, package format, and physical dimensions are identical. No circuit redesign is required.

Q: What is the significance of the AEC-Q200 rating on the RMCF2512FT1K13?

A: AEC-Q200 is an automotive qualification standard that certifies component reliability under automotive operating conditions. This certification does not restrict the component's use in non-automotive applications. It indicates enhanced quality documentation and testing protocols.

Q: Are there dimensional compatibility concerns between these two parts?

A: The seated height differs by 0.002" (0.04mm), with the RMCF2512FT1K13 at 0.028" (0.70mm) maximum versus the RC6432F1131CS at 0.026" (0.66mm) maximum. This variance is within standard PCB assembly tolerances and does not affect board-level placement or functionality.

Q: Do both parts have identical moisture sensitivity levels?

A: Yes. Both the RC6432F1131CS and RMCF2512FT1K13 are classified as MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

Q: Are both parts RoHS3 compliant?

A: Yes. Both components are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for electronic component manufacturing and distribution.

Q: What packaging formats are available for the RMCF2512FT1K13?

A: The RMCF2512FT1K13 is supplied in Tape & Reel (TR) packaging format, suitable for automated assembly processes.

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