RCS2012F274CS 270kΩ 1% 1/8W 0805 Chip Resistor Equivalent & Substitute Parts

Part Overview

The RCS2012F274CS is a 270 kOhms ±1% 0.125W thick film chip resistor in 0805 (2012 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with anti-sulfur and moisture-resistant properties. The part is ROHS3 compliant and carries MSL Level 1 (Unlimited) moisture sensitivity rating.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package size, termination count, operating temperature range). Substitute parts may differ in packaging format (Tape & Reel versus Cut Tape), manufacturer features (automotive AEC-Q200 certification, pulse withstanding capability), or height specifications while maintaining functional equivalence in standard applications.

Substiute Parts

RCS2012F274CS

Samsung Electro-MechanicsIn Stock: 1073RCS2012F274CS Datasheet

Current PartRFQ

RC2012F274CS

Samsung Electro-MechanicsIn Stock: 1173RC2012F274CS Datasheet

SimilarRFQ

AC0805FR-07270KL

YAGEOIn Stock: 25519AC0805FR-07270KL Datasheet

SimilarRFQ

CRCW0805270KFKEA

Vishay DaleIn Stock: 25824CRCW0805270KFKEA Datasheet

SimilarRFQ

CRCW0805270KFKEAHP

Vishay DaleIn Stock: 9207CRCW0805270KFKEAHP Datasheet

SimilarRFQ

ERJ-6ENF2703V

Panasonic Electronic ComponentsIn Stock: 31491ERJ-6ENF2703V Datasheet

SimilarRFQ

ERJ-UP6F2703V

Panasonic Electronic ComponentsIn Stock: 5817ERJ-UP6F2703V Datasheet

SimilarRFQ

RC0805FR-07270KL

YAGEOIn Stock: 1114RC0805FR-07270KL Datasheet

SimilarRFQ

RCS0805270KFKEA

Vishay DaleIn Stock: 2442RCS0805270KFKEA Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution logic for the RCS2012F274CS is based on the following critical parameters that must match or exceed the main part specifications:

Mandatory Matching Parameters:

• Resistance Value: 270 kOhms
• Tolerance: ±1%
• Package / Case: 0805 (2012 Metric)
• Number of Terminations: 2
• Operating Temperature Range: -55°C to 155°C (minimum)
• Composition: Thick Film
• Temperature Coefficient: ±100ppm/°C

Allowable Variations:

• Power Rating: Substitute parts rated at 0.125W (1/8W) or higher (0.5W / 1/2W) are acceptable. Higher power ratings provide additional thermal margin.
• Packaging Format: Tape & Reel (TR) and Cut Tape (CT) formats are interchangeable in manufacturing environments.
• Height - Seated: Variations within 0.020" to 0.028" (0.50mm to 0.70mm) are acceptable for standard PCB assembly.
• Manufacturer Features: Additional certifications (AEC-Q200 automotive qualification, anti-sulfur coating, pulse withstanding capability) represent enhancements and do not prevent substitution.

Non-Substitutable Variations:

• Resistance value deviation from 270 kOhms
• Tolerance wider than ±1%
• Package size different from 0805
• Operating temperature range narrower than -55°C to 155°C
• Power rating lower than 0.125W

Parameter Comparison

Engineering Selection Recommendations

Direct Substitutes (Identical Electrical and Mechanical Specifications):

RC2012F274CS (Samsung Electro-Mechanics) serves as the primary direct substitute. Both parts share identical electrical parameters (270 kΩ, ±1%, 0.125W) and thermal characteristics (-55°C to 155°C operating range, ±100ppm/°C temperature coefficient). The primary difference is packaging format (Cut Tape versus Tape & Reel) and the absence of anti-sulfur coating in the RC variant. This part is suitable for applications where packaging format flexibility is required.

Substitutes with Enhanced Specifications:

CRCW0805270KFKEAHP and ERJ-UP6F2703V feature 0.5W (1/2W) power ratings compared to the 0.125W rating of RCS2012F274CS. These parts are suitable for applications requiring higher power dissipation capability or pulse withstanding performance. Both maintain identical resistance, tolerance, and operating temperature specifications. CRCW0805270KFKEAHP offers reduced seated height (0.50mm), while ERJ-UP6F2703V includes anti-sulfur coating matching the original part's environmental protection.

Automotive-Qualified Substitutes:

AC0805FR-07270KL (YAGEO), CRCW0805270KFKEA (Vishay Dale), and ERJ-6ENF2703V (Panasonic) carry AEC-Q200 automotive qualification. These parts are electrically and mechanically equivalent to RCS2012F274CS at the 0.125W power level. Selection of automotive-qualified variants is required for applications subject to automotive industry standards or reliability requirements exceeding general industrial specifications.

Selection Criteria:

• For standard industrial applications with no specific environmental or automotive requirements: RC2012F274CS or RC0805FR-07270KL
• For applications requiring higher power dissipation or pulse tolerance: CRCW0805270KFKEAHP or ERJ-UP6F2703V
• For automotive or high-reliability applications: AC0805FR-07270KL, CRCW0805270KFKEA, or ERJ-6ENF2703V
• For applications requiring anti-sulfur protection: RCS2012F274CS or ERJ-UP6F2703V

All substitute parts maintain ROHS3 compliance and MSL Level 1 rating, ensuring compatibility with standard PCB assembly processes.

Frequently Asked Questions (FAQ)

Q: Can CRCW0805270KFKEAHP (0.5W) be used in place of RCS2012F274CS (0.125W)?

A: Yes. The 0.5W power rating of CRCW0805270KFKEAHP exceeds the 0.125W requirement of RCS2012F274CS. Higher power ratings provide additional thermal margin and are functionally compatible. All other electrical parameters (270 kΩ resistance, ±1% tolerance, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range) are identical. This substitution is suitable for applications where the circuit design permits the use of higher-rated components.

Q: What is the difference between Tape & Reel (TR) and Cut Tape (CT) packaging?

A: Tape & Reel and Cut Tape represent different packaging formats for the same component. Tape & Reel packaging is supplied on continuous carrier tape wound on reels, suitable for high-volume automated assembly. Cut Tape packaging is supplied in shorter tape segments, suitable for lower-volume applications or manual assembly. Both formats contain identical components with identical electrical and mechanical specifications. Selection depends on manufacturing process requirements and volume.

Q: Are AEC-Q200 qualified parts (AC0805FR-07270KL, ERJ-6ENF2703V) required for non-automotive applications?

A: No. AEC-Q200 qualification is an automotive industry standard certification. For non-automotive applications, standard industrial-grade parts such as RC2012F274CS or RC0805FR-07270KL are sufficient. AEC-Q200 qualified parts may be used in non-automotive applications without issue, but the additional qualification cost is unnecessary unless automotive reliability standards are specified.

Q: Can I substitute RC0805FR-07270KL (YAGEO) for RCS2012F274CS (Samsung)?

A: Yes. RC0805FR-07270KL is electrically and mechanically equivalent to RCS2012F274CS. Both parts feature 270 kΩ resistance, ±1% tolerance, 0.125W power rating, 0805 package, and -55°C to 155°C operating temperature range. The primary difference is manufacturer (YAGEO versus Samsung) and packaging format (Cut Tape versus Tape & Reel). RC0805FR-07270KL lacks the anti-sulfur coating present in RCS2012F274CS; this difference is relevant only in applications with high sulfur exposure risk.

Q: What does anti-sulfur coating provide?

A: Anti-sulfur coating protects the component from corrosion caused by hydrogen sulfide exposure in high-pollution industrial environments. RCS2012F274CS and ERJ-UP6F2703V include this feature. For standard indoor or controlled environments, anti-sulfur coating is not required. Selection of anti-sulfur variants is necessary only when environmental specifications explicitly require protection against sulfur-containing atmospheric contaminants.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed in this reference (RC2012F274CS, AC0805FR-07270KL, CRCW0805270KFKEA, CRCW0805270KFKEAHP, ERJ-6ENF2703V, ERJ-UP6F2703V, RC0805FR-07270KL, RCS0805270KFKEA) carry ROHS3 compliance certification. This ensures compatibility with environmental regulations and modern PCB assembly processes.

Q: What is the significance of Moisture Sensitivity Level (MSL) 1?

A: MSL Level 1 (Unlimited) indicates that the component has no moisture sensitivity restrictions. Components at this level do not require special moisture-controlled storage or handling procedures prior to soldering. All parts in this reference carry MSL Level 1 rating, eliminating moisture management complexity in manufacturing and storage.

Q: Can height differences (0.50mm to 0.70mm) affect PCB assembly?

A: Height variations within the 0.50mm to 0.70mm range are within standard PCB assembly tolerances for 0805 components. Modern pick-and-place equipment and reflow soldering processes accommodate these variations without adjustment. Height differences do not affect electrical performance or mechanical fit on standard PCB designs. Selection based on height is necessary only in space-constrained applications with specific height limitations.