RMCS0603FT205R Equivalent & Substitute Parts

Part Overview

The RMCS0603FT205R is a 205 Ohm ±1% thick film chip resistor manufactured by Stackpole Electronics Inc in 0603 (1608 Metric) package format with 0.1W power rating. This component is actively produced and widely used in general-purpose electronic applications requiring precision resistive elements with anti-sulfur protection. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling seamless integration into existing designs or addressing supply chain requirements.

Substiute Parts

RMCS0603FT205R

Stackpole Electronics IncIn Stock: 951RMCS0603FT205R Datasheet

Current PartRFQ

ERJ-3EKF2050V

Panasonic Electronic ComponentsIn Stock: 77907ERJ-3EKF2050V Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RMCS0603FT205R is determined by strict alignment of the following parameters:

• Resistance value: 205 Ohms
• Tolerance: ±1%
• Power rating: 0.1W (1/10W)
• Package format: 0603 (1608 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Physical dimensions: 0.063" L x 0.031" W (1.60mm x 0.80mm)
• Height - Seated (Max): 0.022" (0.55mm)
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity level: 1 (Unlimited)

The ERJ-3EKF2050V from Panasonic Electronic Components meets all specified electrical and mechanical parameters. This part maintains identical resistance, tolerance, power rating, package dimensions, and environmental specifications. Both components are actively produced and comply with ROHS3 and REACH requirements.

Parameter Comparison

Engineering Selection Recommendations

Both the RMCS0603FT205R and ERJ-3EKF2050V are active production components with full ROHS3 compliance and REACH unaffected status. The Panasonic ERJ-3EKF2050V carries AEC-Q200 automotive qualification, which provides additional reliability assurance for applications requiring automotive-grade components. Selection between these parts should be based on supply availability, lead time requirements, and specific application qualification needs. Both components are electrically and mechanically interchangeable within the specified parameter envelope.

Frequently Asked Questions (FAQ)

Q: Can ERJ-3EKF2050V replace RMCS0603FT205R in existing designs?

A: Yes. Both components share identical electrical specifications (205 Ohms ±1%, 0.1W), thermal characteristics (±100ppm/°C, -55°C ~ 155°C), and mechanical dimensions (0603 package, 1.60mm x 0.80mm). Pin-to-pin compatibility is confirmed.

Q: What is the difference between anti-sulfur and automotive AEC-Q200 features?

A: Anti-sulfur protection addresses environmental corrosion in specific applications. AEC-Q200 qualification indicates the component meets automotive industry reliability and performance standards. Both features are independent protective measures; the presence of one does not exclude the other.

Q: Are there any compliance differences between these parts?

A: Both components are ROHS3 compliant and REACH unaffected. The ERJ-3EKF2050V carries additional AEC-Q200 automotive qualification. This does not restrict its use in non-automotive applications.

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

A: MSL 1 indicates unlimited shelf life without moisture bake-out requirements. Both components can be stored and handled under standard conditions without special moisture control procedures.

Q: Are package dimensions identical?

A: Yes. Both components use 0603 (1608 Metric) package format with identical physical dimensions: 0.063" L x 0.031" W (1.60mm x 0.80mm) and maximum seated height of 0.022" (0.55mm).