RCS2012J155CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012J155CS is a 1.5 MOhms ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is rated for 0.125W (1/8W) power dissipation and features anti-sulfur and moisture-resistant construction. The part maintains Active product status with 751 units currently in stock. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and package compatibility to support component procurement flexibility and supply chain continuity.

Substiute Parts

RCS2012J155CS

Samsung Electro-MechanicsIn Stock: 791RCS2012J155CS Datasheet

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AC0805FR-071M5L

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CRCW08051M50FKEA

Vishay DaleIn Stock: 47371CRCW08051M50FKEA Datasheet

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ERJ-6ENF1504V

Panasonic Electronic ComponentsIn Stock: 57179ERJ-6ENF1504V Datasheet

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KTR10EZPF1504

Rohm SemiconductorIn Stock: 9338KTR10EZPF1504 Datasheet

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RC0805FR-071M5L

YAGEOIn Stock: 2052RC0805FR-071M5L Datasheet

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RC0805JR-071M5L

YAGEOIn Stock: 231895RC0805JR-071M5L Datasheet

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RCV08051M50FKEA

Vishay DaleIn Stock: 17404RCV08051M50FKEA Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RCS2012J155CS is determined by the following critical parameters:

Primary Matching Criteria:

• Resistance value: 1.5 MOhms
• Package / Case: 0805 (2012 Metric)
• Power rating: 0.125W (1/8W)
• Composition: Thick Film
• Operating temperature range: -55°C ~ 155°C
• Temperature coefficient: ±100ppm/°C

Tolerance Consideration: The RCS2012J155CS specifies ±5% tolerance. Substitute parts with ±1% tolerance meet or exceed this specification and are electrically compatible. Parts with ±5% tolerance provide direct equivalence.

Compliance Requirements: All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and REACH unaffected status, ensuring regulatory alignment with the original component.

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalence (±5% Tolerance): RC0805JR-071M5L from YAGEO provides direct electrical equivalence to the RCS2012J155CS with matching ±5% tolerance specification. This part is suitable for applications where tolerance specification is a primary requirement and maintains identical electrical performance characteristics.

Enhanced Tolerance Substitutes (±1% Tolerance): Parts with ±1% tolerance—including ERJ-6ENF1504V (Panasonic), RC0805FR-071M5L (YAGEO), CRCW08051M50FKEA (Vishay Dale), RCV08051M50FKEA (Vishay Dale), AC0805FR-071M5L (YAGEO), and KTR10EZPF1504 (Rohm Semiconductor)—exceed the original specification and are electrically compatible. These components provide tighter tolerance performance while maintaining all other electrical and mechanical parameters.

Automotive-Qualified Options: ERJ-6ENF1504V, CRCW08051M50FKEA, AC0805FR-071M5L, and KTR10EZPF1504 carry AEC-Q200 automotive qualification. These parts are suitable for applications requiring automotive-grade component certification.

High-Voltage Variants: RCV08051M50FKEA and KTR10EZPF1504 feature high-voltage construction. These parts are applicable to circuits requiring enhanced voltage performance characteristics.

All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and identical operating temperature range (-55°C ~ 155°C), ensuring regulatory and environmental compatibility with the original component.

Frequently Asked Questions (FAQ)

Q: Can RC0805JR-071M5L replace RCS2012J155CS directly? A: Yes. RC0805JR-071M5L matches all critical parameters: 1.5 MOhms resistance, ±5% tolerance, 0.125W power rating, 0805 package, and -55°C ~ 155°C operating range. Both components are ROHS3 compliant with MSL Level 1 rating.

Q: What is the difference between ±5% and ±1% tolerance substitutes? A: The RCS2012J155CS specifies ±5% tolerance. Substitute parts with ±1% tolerance provide tighter tolerance performance, meaning the actual resistance value will be closer to the nominal 1.5 MOhms specification. Both tolerance levels are electrically compatible; ±1% parts exceed the original specification.

Q: Are all substitute parts compatible with the 0805 package footprint? A: Yes. All substitute parts use the 0805 (2012 Metric) package format with identical land pattern dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm). Physical mounting compatibility is confirmed across all listed substitutes.

Q: Which substitute part should I select for automotive applications? A: ERJ-6ENF1504V, CRCW08051M50FKEA, AC0805FR-071M5L, and KTR10EZPF1504 carry AEC-Q200 automotive qualification. Select based on availability, tolerance requirement (±1%), and any specific feature needs (high voltage, moisture resistance).

Q: Do all substitute parts meet the same temperature coefficient specification? A: Yes. All substitute parts maintain ±100ppm/°C temperature coefficient, matching the original RCS2012J155CS specification and ensuring consistent thermal performance across the operating range of -55°C ~ 155°C.

Q: What is the significance of MSL Level 1 rating? A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life without moisture bake-out requirements. All listed parts, including the original RCS2012J155CS, carry this rating, eliminating moisture-related handling constraints.

Q: Can I use high-voltage variants (RCV08051M50FKEA, KTR10EZPF1504) in standard applications? A: Yes. High-voltage variants are electrically compatible with standard applications. The high-voltage feature provides additional performance margin and is not detrimental to standard-voltage circuit operation.