RC2012F183CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F183CS is an 18 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 moisture-resistant characteristics and ROHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct functional interchangeability in circuit applications.

Substiute Parts

RC2012F183CS

Samsung Electro-MechanicsIn Stock: 1142RC2012F183CS Datasheet

Current PartRFQ

CR0805-FX-1802ELF

Bourns Inc.In Stock: 37301CR0805-FX-1802ELF Datasheet

DirectRFQ

CRG0805F18K

TE Connectivity Passive ProductIn Stock: 20297CRG0805F18K Datasheet

DirectRFQ

ERJ-6ENF1802V

Panasonic Electronic ComponentsIn Stock: 142467ERJ-6ENF1802V Datasheet

DirectRFQ

KTR10EZPF1802

Rohm SemiconductorIn Stock: 3547KTR10EZPF1802 Datasheet

DirectRFQ

RC0805FR-0718KL

YAGEOIn Stock: 156516RC0805FR-0718KL Datasheet

DirectRFQ

RMCF0805FT18K0

Stackpole Electronics IncIn Stock: 93529RMCF0805FT18K0 Datasheet

DirectRFQ

AC0805FR-0718KL

YAGEOIn Stock: 7911AC0805FR-0718KL Datasheet

SimilarRFQ

CRCW080518K0FKEA

Vishay DaleIn Stock: 37942CRCW080518K0FKEA Datasheet

SimilarRFQ

CRCW080518K0FKEAHP

Vishay DaleIn Stock: 14831CRCW080518K0FKEAHP Datasheet

SimilarRFQ

ERJ-UP6F1802V

Panasonic Electronic ComponentsIn Stock: 5692ERJ-UP6F1802V Datasheet

SimilarRFQ

RCS080518K0FKEA

Vishay DaleIn Stock: 5901RCS080518K0FKEA Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC2012F183CS are classified into two categories based on electrical and mechanical compatibility:

Direct Substitutes (Identical Electrical and Mechanical Parameters): Parts that match all critical parameters including 18 kOhms resistance, ±1% tolerance, 0.125W power rating, 0805 package, ±100ppm/°C temperature coefficient, and -55°C to 155°C operating range. These parts are interchangeable without circuit redesign.

Similar Substitutes (Matching Core Parameters with Enhanced Features or Variations): Parts that maintain identical resistance, tolerance, package, and temperature specifications but include additional certifications (AEC-Q200 automotive rating) or differ in power rating (0.5W instead of 0.125W). These require application-level verification for compatibility.

The substitution logic is based strictly on the following allowed parameters:

• Resistance value (18 kOhms)
• Tolerance (±1%)
• Package type (0805 / 2012 Metric)
• Temperature coefficient (±100ppm/°C)
• Operating temperature range (-55°C to 155°C)
• Composition (Thick Film)
• Termination count (2)
• RoHS compliance status

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (No Circuit Modification Required):

The following parts are electrically and mechanically identical to RC2012F183CS and maintain ROHS3 compliance:

• CR0805-FX-1802ELF (Bourns Inc.) — Moisture-resistant variant with identical specifications
• CRG0805F18K (TE Connectivity Passive Product) — Standard thick film composition
• RC0805FR-0718KL (YAGEO) — Moisture-resistant equivalent with proven reliability
• ERJ-6ENF1802V (Panasonic Electronic Components) — Includes AEC-Q200 automotive qualification
• KTR10EZPF1802 (Rohm Semiconductor) — AEC-Q200 rated with high voltage capability
• RMCF0805FT18K0 (Stackpole Electronics Inc) — AEC-Q200 automotive grade
• AC0805FR-0718KL (YAGEO) — AEC-Q200 rated with moisture resistance
• CRCW080518K0FKEA (Vishay Dale) — AEC-Q200 automotive specification

For Enhanced Performance Applications:

The following parts provide higher power ratings or additional environmental protection while maintaining core electrical parameters:

• CRCW080518K0FKEAHP (Vishay Dale) — 0.5W power rating with pulse withstanding capability; suitable for applications requiring higher transient energy absorption
• ERJ-UP6F1802V (Panasonic Electronic Components) — 0.5W power rating with anti-sulfur and pulse withstanding features; applicable to harsh environmental conditions

All substitute parts listed maintain ROHS3 compliance, MSL 1 moisture sensitivity level, and identical operating temperature range (-55°C to 155°C).

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with a higher power rating (0.5W) in place of the 0.125W RC2012F183CS?

A: Yes. A 0.5W resistor can be used in applications designed for 0.125W operation. The higher power rating provides additional thermal margin and is electrically compatible. However, physical dimensions may vary slightly; verify height specifications (seated maximum) for PCB clearance in space-constrained layouts.

Q: What is the difference between moisture-resistant and non-moisture-resistant variants?

A: Moisture-resistant variants (such as RC2012F183CS, CR0805-FX-1802ELF, RC0805FR-0718KL, and AC0805FR-0718KL) include protective coatings to reduce moisture absorption and maintain performance in humid environments. Non-resistant variants perform identically under standard conditions but may experience performance drift in high-humidity applications. Both types maintain MSL 1 rating.

Q: Are AEC-Q200 rated parts (automotive grade) suitable for non-automotive applications?

A: Yes. AEC-Q200 certification indicates compliance with automotive reliability and environmental stress testing standards. These parts exceed standard industrial requirements and are fully compatible with consumer and industrial applications. No circuit modification is required.

Q: What is the significance of the temperature coefficient (±100ppm/°C)?

A: Temperature coefficient specifies the maximum resistance change per degree Celsius across the operating range. All listed substitutes maintain ±100ppm/°C, ensuring identical temperature stability. This parameter is critical for precision analog circuits and temperature-compensated applications.

Q: Can I substitute parts with different packaging types (Tape & Reel vs. Cut Tape & Digi-Reel)?

A: Yes. Packaging type affects supply and handling logistics but does not impact electrical or mechanical performance. Both Tape & Reel (TR) and Cut Tape & Digi-Reel (CT) formats contain identical components. Selection depends on manufacturing process requirements and inventory management.

Q: What does ROHS3 compliance mean?

A: ROHS3 (Restriction of Hazardous Substances Directive 3) compliance certifies that the component contains no prohibited substances including lead, cadmium, mercury, hexavalent chromium, polybrominated biphenyls, or polybrominated diphenyl ethers. All listed substitutes maintain ROHS3 compliance.

Q: Are there any height differences between substitute parts that could affect PCB assembly?

A: Yes. Seated maximum heights vary slightly: RC2012F183CS and KTR10EZPF1802 measure 0.026" (0.65mm), while CR0805-FX-1802ELF and RC0805FR-0718KL measure 0.024" (0.60mm), and CRCW080518K0FKEA measures 0.020" (0.50mm). Verify height specifications for applications with tight vertical clearance constraints.

Q: What does "High Voltage" designation on KTR10EZPF1802 indicate?

A: High voltage designation indicates enhanced dielectric strength and voltage withstanding capability beyond standard specifications. This part is suitable for circuits operating at elevated voltages while maintaining identical resistance and tolerance characteristics.

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

A: Yes. All listed substitutes are electrically and mechanically interchangeable. Mixing different manufacturers or variants in the same design is acceptable from a functional standpoint. However, for production consistency and supply chain management, using a single part number per design is recommended.