RCS2012J274CS Equivalent & Substitute Parts

Part Overview

The RCS2012J274CS is a 270 kOhms ±5% 0.125W (1/8W) 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 properties. The part is supplied in Tape & Reel (TR) packaging with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). Equivalent and substitute parts are identified based on matching resistance value, package format, power rating, and electrical specifications to ensure direct functional replacement in circuit applications.

Substiute Parts

RCS2012J274CS

Samsung Electro-MechanicsIn Stock: 828RCS2012J274CS Datasheet

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RC2012F274CS

Samsung Electro-MechanicsIn Stock: 1173RC2012F274CS Datasheet

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AC0805FR-07270KL

YAGEOIn Stock: 25519AC0805FR-07270KL Datasheet

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AC0805JR-07270KL

YAGEOIn Stock: 11229AC0805JR-07270KL Datasheet

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CRCW0805270KFKEA

Vishay DaleIn Stock: 25824CRCW0805270KFKEA Datasheet

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CRCW0805270KFKEAHP

Vishay DaleIn Stock: 9207CRCW0805270KFKEAHP Datasheet

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ERJ-6ENF2703V

Panasonic Electronic ComponentsIn Stock: 31491ERJ-6ENF2703V Datasheet

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ERJ-UP6F2703V

Panasonic Electronic ComponentsIn Stock: 5817ERJ-UP6F2703V Datasheet

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RC0805JR-07270KL

YAGEOIn Stock: 145001RC0805JR-07270KL Datasheet

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RCS0805270KFKEA

Vishay DaleIn Stock: 2442RCS0805270KFKEA Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RCS2012J274CS are grouped based on the following substitution criteria:

Primary Substitution Criteria (Mandatory Match):

• Resistance value: 270 kOhms
• Package format: 0805 (2012 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• RoHS3 compliance
• MSL rating: 1 (Unlimited)

Secondary Substitution Parameters (Allowable Variation):

• Tolerance: ±5% (primary specification) or ±1% (tighter tolerance acceptable for direct substitution)
• Power rating: 0.125W (1/8W) primary, or 0.5W (1/2W) for applications requiring higher power dissipation capability
• Packaging format: Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® (packaging format does not affect electrical performance)
• Features: Anti-sulfur and moisture-resistant properties are maintained across all substitute options; automotive AEC-Q200 certification is an additional qualification available in certain substitutes

Substitutes are organized into two categories: direct equivalents matching ±5% tolerance and 0.125W power rating, and enhanced alternatives offering ±1% tolerance or 0.5W power rating for applications with stricter requirements.

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalent (Identical Specifications):

AC0805JR-07270KL (YAGEO) provides direct functional equivalence to RCS2012J274CS with matching ±5% tolerance and 0.125W power rating in 0805 package. This part adds automotive AEC-Q200 qualification, which does not restrict its use in non-automotive applications. Tape & Reel packaging is identical to the main part.

RC0805JR-07270KL (YAGEO) is an alternative direct equivalent with ±5% tolerance and 0.125W rating. This part maintains moisture-resistant properties and ROHS3 compliance with high inventory availability (144,946 pcs).

Enhanced Tolerance Substitutes (±1% Tolerance):

RC2012F274CS (Samsung Electro-Mechanics) offers tighter ±1% tolerance while maintaining 0.125W power rating and 0805 package. This part is from the same manufacturer as the main part and provides improved tolerance specification. Packaging is Cut Tape format.

AC0805FR-07270KL (YAGEO) provides ±1% tolerance with automotive AEC-Q200 qualification and high inventory (25,439 pcs). Cut Tape & Digi-Reel® packaging is suitable for automated assembly.

CRCW0805270KFKEA (Vishay Dale) delivers ±1% tolerance with automotive AEC-Q200 rating in Cut Tape & Digi-Reel® format. Inventory availability is 25,763 pcs.

ERJ-6ENF2703V (Panasonic Electronic Components) provides ±1% tolerance with automotive AEC-Q200 qualification in Tape & Reel packaging. Inventory is 31,442 pcs.

Higher Power Rating Substitutes (0.5W / 1/2W):

CRCW0805270KFKEAHP (Vishay Dale) offers 0.5W power rating with ±1% tolerance and pulse withstanding capability. Automotive AEC-Q200 certified. Use when circuit requires higher power dissipation in 0805 package format.

ERJ-UP6F2703V (Panasonic Electronic Components) provides 0.5W power rating with ±1% tolerance, anti-sulfur properties, and pulse withstanding capability. Automotive AEC-Q200 qualified. Inventory is 5,803 pcs.

RCS0805270KFKEA (Vishay Dale) delivers 0.5W power rating with ±1% tolerance and pulse withstanding features. Automotive AEC-Q200 certified. Inventory is 2,417 pcs.

Selection Criteria:

• For direct replacement without specification changes: AC0805JR-07270KL or RC0805JR-07270KL
• For improved tolerance specification: RC2012F274CS, AC0805FR-07270KL, CRCW0805270KFKEA, or ERJ-6ENF2703V
• For applications requiring higher power dissipation: CRCW0805270KFKEAHP, ERJ-UP6F2703V, or RCS0805270KFKEA
• For automotive applications: Any part with AEC-Q200 designation
• For packaging format preference: Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® options available

All substitute parts maintain ROHS3 compliance, MSL 1 rating, ±100ppm/°C temperature coefficient, and -55°C ~ 155°C operating temperature range.

Frequently Asked Questions (FAQ)

Q: Can I substitute RCS2012J274CS with a part having ±1% tolerance instead of ±5%?

A: Yes. Parts with ±1% tolerance (RC2012F274CS, AC0805FR-07270KL, CRCW0805270KFKEA, ERJ-6ENF2703V) are direct substitutes. Tighter tolerance is a specification improvement and does not create compatibility issues. The circuit will function identically or with improved accuracy.

Q: What is the difference between 0.125W and 0.5W power rating substitutes?

A: Power rating indicates maximum continuous power dissipation capability. The 0.125W (1/8W) rating matches the original part specification. The 0.5W (1/2W) alternatives (CRCW0805270KFKEAHP, ERJ-UP6F2703V, RCS0805270KFKEA) provide higher power dissipation capability for applications requiring greater thermal performance. Use 0.5W versions only if circuit analysis confirms higher power dissipation is necessary; otherwise, 0.125W equivalents are appropriate.

Q: Does packaging format (Tape & Reel vs. Cut Tape) affect electrical performance?

A: No. Packaging format affects only handling, storage, and assembly processes. Tape & Reel (TR) and Cut Tape (CT) & Digi-Reel® formats contain identical components with identical electrical specifications. Selection depends on manufacturing equipment compatibility and supply chain requirements.

Q: Can I use an automotive AEC-Q200 qualified part in a non-automotive application?

A: Yes. Automotive AEC-Q200 qualification indicates additional testing and quality assurance beyond standard requirements. Parts with AEC-Q200 certification (AC0805JR-07270KL, AC0805FR-07270KL, CRCW0805270KFKEA, CRCW0805270KFKEAHP, ERJ-6ENF2703V, ERJ-UP6F2703V, RCS0805270KFKEA) are fully compatible with non-automotive applications and provide enhanced reliability.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance identical to the main part RCS2012J274CS. Compliance status does not vary across substitutes.

Q: What does MSL 1 (Unlimited) moisture sensitivity level mean?

A: MSL 1 indicates unlimited shelf life without moisture baking requirements. All substitute parts maintain MSL 1 rating, meaning they can be stored and handled without special moisture control procedures prior to soldering.

Q: Which substitute offers the best inventory availability?

A: RC0805JR-07270KL (YAGEO) has the highest inventory with 144,946 pcs in stock. ERJ-6ENF2703V (Panasonic) offers 31,442 pcs, and AC0805FR-07270KL (YAGEO) provides 25,439 pcs. Inventory levels support high-volume production requirements.

Q: Can I mix different substitute parts in the same circuit board assembly?

A: Yes. All substitute parts meet identical electrical specifications for resistance (270 kΩ), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). Mixing parts with different tolerances (±5% vs. ±1%) or power ratings (0.125W vs. 0.5W) is permissible if circuit design accommodates the specification ranges.

Q: What is the temperature coefficient specification and why does it matter?

A: Temperature coefficient ±100ppm/°C indicates resistance value change with temperature. All substitute parts maintain identical ±100ppm/°C specification, ensuring consistent thermal performance across the -55°C ~ 155°C operating range. This specification is critical for precision analog circuits and temperature-sensitive applications.