RC6432J112CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432J112CS is a 1.1 kOhms ±5% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package. This thick film resistor features moisture resistance and operates across the temperature range of -55°C to 155°C. The part is currently in active production status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained within the allowed parameter tolerances for this resistor category. The primary reason for identifying substitutes includes supply chain flexibility, inventory optimization, and design standardization across multiple manufacturers.

Substiute Parts

RC6432J112CS

Samsung Electro-MechanicsIn Stock: 769RC6432J112CS Datasheet

Current PartRFQ

RC2512JK-071K1L

YAGEOIn Stock: 8945RC2512JK-071K1L Datasheet

DirectRFQ

CRCW25121K10FKEG

Vishay DaleIn Stock: 4306CRCW25121K10FKEG Datasheet

SimilarRFQ

ERJ-1TNF1101U

Panasonic Electronic ComponentsIn Stock: 4165ERJ-1TNF1101U Datasheet

SimilarRFQ

RMCF2512FT1K10

Stackpole Electronics IncIn Stock: 20172RMCF2512FT1K10 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution logic for the RC6432J112CS is based on the following critical parameters that must remain constant or compatible:

Mandatory Matching Parameters:

• Resistance value: 1.1 kOhms
• Power rating: 1W
• Package / Case: 2512 (6432 Metric)
• Composition: Thick Film
• Temperature Coefficient: ±100ppm/°C
• Operating Temperature Range: -55°C to 155°C
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)

Allowable Variation:

• Tolerance: The main part specifies ±5%. Substitute parts with ±1% tolerance are acceptable as they represent tighter tolerance specifications and maintain backward compatibility with the original design requirement.
• Physical dimensions: Minor variations within the 2512 package specification are acceptable provided the package classification remains 2512 (6432 Metric).

Substitute parts are grouped into two categories: direct equivalents (matching tolerance) and compatible alternatives (tighter tolerance with enhanced specifications such as automotive AEC-Q200 qualification).

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute (Direct Equivalent): RC2512JK-071K1L (YAGEO) is the direct equivalent substitute for RC6432J112CS. Both parts maintain identical tolerance (±5%), composition, and feature specifications. This part is in active production status and carries ROHS3 compliance with unlimited MSL rating. Selection of this substitute introduces no design risk and maintains full backward compatibility.

Compatible Alternatives (Enhanced Specifications): CRCW25121K10FKEG (Vishay Dale), ERJ-1TNF1101U (Panasonic), and RMCF2512FT1K10 (Stackpole) are compatible alternatives that offer tighter tolerance (±1%) and automotive AEC-Q200 qualification. These parts exceed the original specification requirements and are suitable for applications requiring enhanced reliability or automotive-grade components.

Product Status Consideration: ERJ-1TNF1101U carries a "Not For New Designs" status. While electrically and mechanically compatible, this part should not be selected for new design implementations. This part remains suitable only for legacy system maintenance or replacement applications where the original part number must be maintained.

Recommended Selection Priority:

1. RC2512JK-071K1L (YAGEO) for direct replacement with equivalent specifications
2. RMCF2512FT1K10 (Stackpole) for applications requiring automotive qualification and enhanced tolerance
3. CRCW25121K10FKEG (Vishay Dale) for automotive applications with AEC-Q200 requirement
4. ERJ-1TNF1101U (Panasonic) only for legacy system support, not for new designs

Frequently Asked Questions (FAQ)

Q: Can RC2512JK-071K1L replace RC6432J112CS in existing designs? A: Yes. RC2512JK-071K1L is a direct equivalent with matching resistance (1.1 kOhms), tolerance (±5%), power rating (1W), package (2512), and operating temperature range (-55°C to 155°C). Both parts are ROHS3 compliant with MSL 1 rating.

Q: What is the difference between the ±5% tolerance parts and ±1% tolerance parts? A: The main part RC6432J112CS and substitute RC2512JK-071K1L specify ±5% tolerance. The alternatives CRCW25121K10FKEG, ERJ-1TNF1101U, and RMCF2512FT1K10 specify ±1% tolerance, which represents a tighter tolerance specification. Parts with ±1% tolerance are acceptable substitutes for designs requiring ±5% tolerance, as they provide superior accuracy.

Q: Are the automotive AEC-Q200 qualified parts suitable for non-automotive applications? A: Yes. CRCW25121K10FKEG, ERJ-1TNF1101U, and RMCF2512FT1K10 carry automotive AEC-Q200 qualification, which indicates enhanced reliability testing and qualification. These parts are suitable for any application, including non-automotive designs, and represent a higher reliability grade.

Q: Why is ERJ-1TNF1101U marked "Not For New Designs"? A: The "Not For New Designs" status indicates that Panasonic has discontinued this part for new design implementations. While the part remains electrically and mechanically compatible, it should only be used for legacy system maintenance or replacement of existing installations. New designs should select from parts with "Active" status.

Q: Are there physical dimension differences between these substitute parts? A: All substitute parts conform to the 2512 (6432 Metric) package specification. Minor dimensional variations exist within the package tolerance, with length ranging from 0.248" to 0.252" (6.30mm to 6.40mm) and width from 0.122" to 0.126" (3.10mm to 3.20mm). These variations are within standard package tolerances and do not affect PCB layout or assembly compatibility.

Q: What is the significance of MSL 1 (Unlimited) rating? A: MSL 1 (Unlimited) indicates that the component has unlimited shelf life and does not require special moisture control during storage or handling. All listed parts carry this rating, eliminating moisture sensitivity concerns for inventory management and assembly processes.

Q: Can these parts be used interchangeably in production? A: Yes, within the constraints of product status. RC2512JK-071K1L, CRCW25121K10FKEG, and RMCF2512FT1K10 are all in active production and can be used interchangeably. ERJ-1TNF1101U should not be introduced into new production designs due to its "Not For New Designs" status.