RC6432F111CS 110 Ohm 1W 2512 Chip Resistor Equivalent & Substitute Parts

Part Overview

The RC6432F111CS is a 110 Ohms ±1% 1W thick film chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package. This component is classified as Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). The part is designed for general-purpose applications requiring precision resistive elements with moisture resistance in compact surface-mount form factors. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct functional interchangeability in circuit designs.

Substiute Parts

RC6432F111CS

Samsung Electro-MechanicsIn Stock: 1268RC6432F111CS Datasheet

Current PartRFQ

RC2512FK-07110RL

YAGEOIn Stock: 8686RC2512FK-07110RL Datasheet

DirectRFQ

CRCW2512110RFKEG

Vishay DaleIn Stock: 1205CRCW2512110RFKEG Datasheet

SimilarRFQ

ERJ-1TNF1100U

Panasonic Electronic ComponentsIn Stock: 5945ERJ-1TNF1100U Datasheet

SimilarRFQ

RMCF2512FT110R

Stackpole Electronics IncIn Stock: 4031RMCF2512FT110R Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC6432F111CS is determined by strict equivalence across the following critical parameters:

Electrical Specifications: Resistance value (110 Ohms), tolerance (±1%), and power rating (1W) must be identical. Temperature coefficient (±100ppm/°C) and operating temperature range (-55°C ~ 155°C) establish thermal performance boundaries.

Mechanical Compatibility: Package designation (2512 / 6432 Metric) and number of terminations (2) are mandatory for PCB footprint compatibility. Physical dimensions (length, width, height) must fall within acceptable tolerances for automated assembly and manual rework.

Environmental & Compliance Requirements: RoHS3 compliance and MSL 1 rating are baseline requirements. REACH status (Unaffected) and ECCN classification (EAR99) ensure regulatory alignment.

Composition & Features: Thick film construction is the specified technology. Moisture resistance is a required feature for the primary part; automotive AEC-Q200 qualification is an additional feature present in some substitutes but not mandatory for general-purpose applications.

All identified substitute parts meet these criteria and are classified as either Direct Manufacturer equivalents or Similar parts with compatible electrical and mechanical characteristics.

Parameter Comparison

Engineering Selection Recommendations

Primary Selection (Active Status, General-Purpose Applications):

RC2512FK-07110RL (YAGEO) is the recommended direct substitute for the RC6432F111CS. Both parts share identical electrical specifications, matching package dimensions within tolerance, and equivalent moisture resistance features. YAGEO maintains Active product status with ROHS3 compliance. This part is suitable for applications where moisture resistance is the primary environmental requirement and automotive qualification is not mandated.

RMCF2512FT110R (Stackpole Electronics Inc) is an alternative substitute with Active product status. This part includes automotive AEC-Q200 qualification, providing enhanced reliability for automotive and harsh-environment applications. Dimensional compatibility is confirmed with identical length and width to the primary part.

Secondary Selection (Automotive & High-Reliability Applications):

CRCW2512110RFKEG (Vishay Dale) is suitable for applications requiring automotive AEC-Q200 qualification. This part maintains Active product status and ROHS3 compliance. Dimensional variations are minimal and within acceptable PCB assembly tolerances.

Not Recommended for New Designs:

ERJ-1TNF1100U (Panasonic Electronic Components) carries a "Not For New Designs" product status designation. Although this part meets all electrical and mechanical specifications with AEC-Q200 qualification, its obsolescence trajectory makes it unsuitable for new product development. Existing designs currently using this part may continue operation, but migration to Active-status alternatives is recommended for long-term supply chain stability.

Frequently Asked Questions (FAQ)

Q: Can RC2512FK-07110RL be used as a direct replacement for RC6432F111CS without PCB redesign?

A: Yes. Both parts are specified for the 2512 (6432 Metric) package with identical electrical parameters (110 Ohms ±1%, 1W, ±100ppm/°C). Dimensional differences are within standard PCB assembly tolerances. No footprint modification is required.

Q: What is the difference between moisture-resistant and automotive AEC-Q200 qualified parts?

A: Moisture resistance (MSL 1) indicates the part can withstand unlimited moisture exposure without degradation. Automotive AEC-Q200 qualification adds additional reliability testing and performance validation for automotive-grade applications. Both certifications are independent; AEC-Q200 parts also maintain MSL 1 rating.

Q: Why is ERJ-1TNF1100U marked "Not For New Designs"?

A: This designation indicates the manufacturer has discontinued active development and is transitioning the part toward end-of-life. While existing inventory remains available and the part functions identically to Active alternatives, long-term supply availability cannot be guaranteed. New designs should specify Active-status alternatives.

Q: Are there dimensional differences between substitute parts that affect assembly?

A: Dimensional variations exist within the 2512 package specification. Length ranges from 6.30mm to 6.40mm, width from 3.10mm to 3.20mm, and height from 0.65mm to 0.70mm. These variations fall within standard PCB design tolerances for 2512 footprints and do not require design modification for automated or manual assembly.

Q: Which substitute part should be selected for cost optimization?

A: Part selection based on cost alone is outside the scope of this engineering reference. Selection should prioritize product status (Active preferred), compliance requirements (ROHS3 mandatory), and application-specific needs (automotive AEC-Q200 if required). Inventory availability and supplier lead times are commercial considerations.

Q: Can these parts be used interchangeably in existing designs?

A: Yes, all identified substitute parts are electrically and mechanically interchangeable with the RC6432F111CS within the specified operating parameters. PCB footprint compatibility is confirmed for all 2512 package variants. No circuit redesign is required.