RC1005F241CS Equivalent & Substitute Parts

Part Overview

The RC1005F241CS is a 240 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 0402 (1005 Metric) package format. This component is rated for 0.063W (1/16W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part is currently in active production status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Equivalent and substitute parts are identified to support design flexibility, supply chain continuity, and application-specific requirements such as enhanced tolerance, increased power rating, or automotive qualification certifications.

Substiute Parts

RC1005F241CS

Samsung Electro-MechanicsIn Stock: 1181RC1005F241CS Datasheet

Current PartRFQ

CR0402-FX-2400GLF

Bourns Inc.In Stock: 101005CR0402-FX-2400GLF Datasheet

DirectRFQ

RC0402FR-07240RL

YAGEOIn Stock: 1850RC0402FR-07240RL Datasheet

DirectRFQ

ERJ-2RHD241X

Panasonic Electronic ComponentsIn Stock: 45303ERJ-2RHD241X Datasheet

UpgradeRFQ

ERJ-2RKF2400X

Panasonic Electronic ComponentsIn Stock: 4541211ERJ-2RKF2400X Datasheet

UpgradeRFQ

AC0402FR-07240RL

YAGEOIn Stock: 2151AC0402FR-07240RL Datasheet

SimilarRFQ

AF0402FR-07240RL

YAGEOIn Stock: 3638AF0402FR-07240RL Datasheet

SimilarRFQ

CRCW0402240RFKED

Vishay DaleIn Stock: 1641CRCW0402240RFKED Datasheet

SimilarRFQ

CRCW0402240RFKTD

Vishay DaleIn Stock: 10288CRCW0402240RFKTD Datasheet

SimilarRFQ

RMCF0402FT240R

Stackpole Electronics IncIn Stock: 292060RMCF0402FT240R Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005F241CS are classified into three categories based on electrical and mechanical compatibility:

Direct Substitutes maintain identical electrical specifications (240 Ohms, ±1% tolerance, 0.063W power rating, ±100ppm/°C temperature coefficient) and physical dimensions (0402 package, 1.00mm × 0.50mm). These parts are interchangeable without circuit redesign.

Upgrade Substitutes provide enhanced performance characteristics while maintaining the same resistance value, package size, and operating temperature range. Upgrades include improved tolerance (±0.5% versus ±1%), increased power rating (0.1W versus 0.063W), or reduced temperature coefficient (±50ppm/°C versus ±100ppm/°C). These parts are suitable for applications requiring tighter specifications or higher reliability margins.

Similar Substitutes share the core electrical specifications and package format but include additional features such as automotive AEC-Q200 qualification, anti-sulfur construction, or enhanced moisture resistance. These parts are compatible with the original design and offer supplementary benefits for specific application environments.

Substitution eligibility is determined by matching the following critical parameters: resistance value (240 Ohms), package format (0402), operating temperature range (-55°C to 155°C), and composition (thick film). All listed substitutes meet these criteria.

Parameter Comparison

Engineering Selection Recommendations

Direct Substitution (Identical Specifications)

The CR0402-FX-2400GLF (Bourns Inc.) and RC0402FR-07240RL (YAGEO) are direct electrical and mechanical equivalents to the RC1005F241CS. Both parts maintain 240 Ohms resistance, ±1% tolerance, 0.063W power rating, and ±100ppm/°C temperature coefficient within the 0402 package. Both are ROHS3 compliant with MSL 1 rating. Selection between these options is determined by packaging preference (Tape & Reel versus Cut Tape & Digi-Reel) and supplier availability.

Upgrade Selection (Enhanced Performance)

The ERJ-2RHD241X (Panasonic Electronic Components) provides tighter tolerance specification (±0.5% versus ±1%) and reduced temperature coefficient (±50ppm/°C versus ±100ppm/°C) while maintaining the same power rating and package format. This upgrade is suitable for applications requiring improved accuracy and stability over temperature.

The ERJ-2RKF2400X (Panasonic Electronic Components) increases power dissipation capability to 0.1W (1/10W) while maintaining ±1% tolerance and ±100ppm/°C temperature coefficient. This upgrade accommodates applications with higher power requirements within the same physical footprint.

Automotive-Qualified Selection

Parts bearing AEC-Q200 automotive qualification (ERJ-2RHD241X, ERJ-2RKF2400X, AC0402FR-07240RL, AF0402FR-07240RL, CRCW0402240RFKED, RMCF0402FT240R) are suitable for automotive and high-reliability applications. The AF0402FR-07240RL includes anti-sulfur construction for enhanced environmental resistance. All automotive-qualified options maintain ROHS3 compliance except CRCW0402240RFKTD, which is RoHS non-compliant and REACH affected.

Compliance Considerations

All recommended substitutes except CRCW0402240RFKTD are ROHS3 compliant and REACH unaffected. The CRCW0402240RFKTD should be selected only when RoHS non-compliance is acceptable for the application.

Frequently Asked Questions (FAQ)

Q: Can I use any of these substitute parts as a direct replacement for the RC1005F241CS without circuit modification?

A: Yes. The CR0402-FX-2400GLF and RC0402FR-07240RL are direct substitutes with identical electrical specifications (240 Ohms, ±1%, 0.063W, ±100ppm/°C) and physical dimensions (0402 package). No circuit redesign is required. Other listed parts are compatible but offer enhanced specifications or additional features that may not be necessary for all applications.

Q: What is the difference between the upgrade parts and the direct substitutes?

A: Upgrade parts provide enhanced performance characteristics. The ERJ-2RHD241X offers ±0.5% tolerance and ±50ppm/°C temperature coefficient (versus ±1% and ±100ppm/°C in the original). The ERJ-2RKF2400X increases power rating to 0.1W (versus 0.063W). These upgrades are beneficial for precision applications or designs with higher power dissipation requirements.

Q: Are all substitute parts available in the same packaging formats?

A: No. The RC1005F241CS is supplied in Tape & Reel (TR) format. Direct substitutes are available in both Tape & Reel and Cut Tape & Digi-Reel formats. Verify packaging compatibility with your assembly process before selection.

Q: Which substitute parts are suitable for automotive applications?

A: Parts with AEC-Q200 automotive qualification are ERJ-2RHD241X, ERJ-2RKF2400X, AC0402FR-07240RL, AF0402FR-07240RL, CRCW0402240RFKED, and RMCF0402FT240R. These parts meet automotive reliability and qualification standards. The AF0402FR-07240RL additionally includes anti-sulfur construction for enhanced environmental resistance in harsh automotive environments.

Q: What is the significance of the moisture sensitivity level (MSL) rating?

A: All listed parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions. These parts do not require special moisture control during storage, handling, or assembly. The RC1005F241CS and several substitutes include moisture-resistant construction as an additional feature.

Q: Can I substitute a part with higher power rating (0.1W) for the original 0.063W specification?

A: Yes. The ERJ-2RKF2400X rated at 0.1W (1/10W) is physically compatible with the 0402 package and can be used in place of the 0.063W original part. The higher power rating provides additional thermal margin and does not negatively affect circuit performance. This substitution is particularly beneficial for applications operating near the thermal limits of the original specification.

Q: What is the difference between ROHS3 compliant and RoHS non-compliant parts?

A: ROHS3 compliant parts meet the Restriction of Hazardous Substances Directive requirements and are suitable for applications subject to environmental regulations. The CRCW0402240RFKTD is RoHS non-compliant and REACH affected, restricting its use in regulated markets and applications. Select ROHS3 compliant alternatives unless RoHS non-compliance is explicitly acceptable for your application.

Q: How do I choose between multiple substitute options with identical specifications?

A: Selection criteria include manufacturer preference, packaging format (Tape & Reel versus Cut Tape & Digi-Reel), supplier availability, and application-specific requirements. For automotive applications, select AEC-Q200 qualified parts. For general industrial applications, direct substitutes (CR0402-FX-2400GLF or RC0402FR-07240RL) are appropriate. Verify inventory levels and lead times with your supplier.