RC2012F18R2CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F18R2CS is an 18.2 Ohm ±1% 1/8W (0.125W) chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This thick film resistor features moisture resistance and operates across the temperature range of -55°C to 155°C. The part maintains Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). Equivalent and substitute parts are identified when electrical specifications, mechanical dimensions, and environmental ratings align with the original component, enabling direct replacement in circuit applications without design modification.

Substiute Parts

RC2012F18R2CS

Samsung Electro-MechanicsIn Stock: 912RC2012F18R2CS Datasheet

Current PartRFQ

RC0805FR-0718R2L

YAGEOIn Stock: 10491RC0805FR-0718R2L Datasheet

DirectRFQ

CRCW080518R2FKEA

Vishay DaleIn Stock: 41353CRCW080518R2FKEA Datasheet

SimilarRFQ

ERJ-6ENF18R2V

Panasonic Electronic ComponentsIn Stock: 52289ERJ-6ENF18R2V Datasheet

SimilarRFQ

ESR10EZPF18R2

Rohm SemiconductorIn Stock: 1783ESR10EZPF18R2 Datasheet

SimilarRFQ

RMCF0805FT18R2

Stackpole Electronics IncIn Stock: 79467RMCF0805FT18R2 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC2012F18R2CS are classified based on strict alignment with the following critical parameters:

Electrical Equivalence Requirements:

• Resistance value: 18.2 Ohms (exact match)
• Tolerance: ±1% (exact match)
• Temperature Coefficient: ±100ppm/°C (exact match)
• Operating Temperature Range: -55°C ~ 155°C (exact match)

Mechanical Compatibility Requirements:

• Package / Case: 0805 (2012 Metric) (exact match)
• Composition: Thick Film (exact match)
• Number of Terminations: 2 (exact match)

Environmental & Compliance Requirements:

• RoHS Status: ROHS3 Compliant (minimum requirement)
• Moisture Sensitivity Level: 1 (Unlimited) (minimum requirement)
• REACH Status: REACH Unaffected (minimum requirement)

Substitution Categories:

Direct Equivalent: RC0805FR-0718R2L (YAGEO) — Identical electrical and mechanical specifications with no feature variations.

Similar with Enhanced Features: CRCW080518R2FKEA (Vishay Dale), ERJ-6ENF18R2V (Panasonic Electronic Components), and RMCF0805FT18R2 (Stackpole Electronics Inc) — Meet all core electrical and mechanical requirements with additional Automotive AEC-Q200 qualification.

Similar with Power Rating Variation: ESR10EZPF18R2 (Rohm Semiconductor) — Meets all core specifications with elevated power rating (0.4W vs. 0.125W) and Automotive AEC-Q200 qualification plus pulse withstanding capability.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement Without Feature Addition: RC0805FR-0718R2L (YAGEO) provides complete electrical and mechanical equivalence to the RC2012F18R2CS. Both parts share identical resistance, tolerance, power rating, temperature coefficient, and operating temperature specifications. The YAGEO part exhibits a slightly lower seated height (0.60mm vs. 0.66mm), which presents no compatibility concern for standard PCB assembly. Both maintain ROHS3 compliance and unlimited MSL rating. This part is suitable for applications where no additional automotive qualification is required.

For Automotive or Enhanced Reliability Applications: CRCW080518R2FKEA (Vishay Dale), ERJ-6ENF18R2V (Panasonic Electronic Components), and RMCF0805FT18R2 (Stackpole Electronics Inc) all meet core electrical specifications while providing Automotive AEC-Q200 qualification. These parts are appropriate for automotive circuit designs, industrial applications requiring enhanced reliability, or designs where component qualification documentation is mandated. All three maintain the 0.125W power rating and identical electrical parameters.

For High-Stress or Pulse-Intensive Circuits: ESR10EZPF18R2 (Rohm Semiconductor) offers elevated power dissipation capability (0.4W vs. 0.125W) combined with pulse withstanding characteristics and Automotive AEC-Q200 qualification. This part is suitable for applications experiencing transient current spikes, high-frequency switching environments, or circuits requiring thermal margin beyond standard 1/8W specifications. The increased power rating does not alter electrical performance at nominal operating conditions.

Inventory and Availability Considerations: RMCF0805FT18R2 (Stackpole) maintains the highest inventory level (79,383 pcs), followed by ERJ-6ENF18R2V (Panasonic, 52,184 pcs) and CRCW080518R2FKEA (Vishay Dale, 41,279 pcs). RC0805FR-0718R2L (YAGEO) provides 10,445 pcs. All parts maintain Active product status with continuous manufacturing support.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-0718R2L replace RC2012F18R2CS in all applications?

A: Yes. RC0805FR-0718R2L meets all electrical specifications (18.2 Ohms ±1%, 0.125W, ±100ppm/°C, -55°C to 155°C) and mechanical requirements (0805 package, thick film composition). The 0.06mm difference in seated height (0.60mm vs. 0.66mm) is within standard PCB assembly tolerances and does not affect circuit performance or board layout compatibility.

Q: What is the difference between the standard substitute parts and ESR10EZPF18R2?

A: ESR10EZPF18R2 provides 0.4W power rating compared to 0.125W in the original and other substitutes. This higher power rating allows the resistor to dissipate greater thermal energy without exceeding temperature limits. Electrical performance (resistance, tolerance, temperature coefficient) remains identical. The pulse withstanding feature provides additional protection in circuits with transient current events. Use this part only when circuit analysis confirms the need for elevated power dissipation capability.

Q: Are all substitute parts suitable for automotive applications?

A: RC0805FR-0718R2L (YAGEO) does not carry Automotive AEC-Q200 qualification. CRCW080518R2FKEA (Vishay Dale), ERJ-6ENF18R2V (Panasonic), ESR10EZPF18R2 (Rohm), and RMCF0805FT18R2 (Stackpole) all carry AEC-Q200 qualification. For automotive circuit designs, select from the AEC-Q200 qualified options.

Q: Do all substitute parts have the same moisture sensitivity level?

A: Yes. All substitute parts maintain Moisture Sensitivity Level 1 (Unlimited), identical to the RC2012F18R2CS. This classification indicates no moisture-related handling restrictions during storage, transport, or assembly.

Q: Can I use a substitute part with different seated height in a high-density PCB layout?

A: Seated height variations among substitute parts range from 0.50mm (CRCW080518R2FKEA) to 0.70mm (ERJ-6ENF18R2V), compared to 0.66mm for the original. These differences are within standard PCB assembly process capabilities and do not affect electrical performance. Verify clearance with adjacent components in high-density layouts, but height variation alone does not prevent substitution.

Q: What is the significance of the ±100ppm/°C temperature coefficient across all parts?

A: The temperature coefficient specifies resistance change per degree Celsius across the operating range. All parts, including substitutes, maintain ±100ppm/°C, ensuring identical thermal stability. This parameter is critical for precision analog circuits and temperature-compensated applications. Substitution does not alter temperature performance characteristics.

Q: Are all parts available in Tape & Reel packaging?

A: Yes. All listed substitute parts are supplied in Tape & Reel (TR) format, matching the original RC2012F18R2CS packaging. This format is standard for automated PCB assembly processes.