RC1005F3241CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005F3241CS is a 3.24 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0402 (1005 Metric) package format. This surface mount device is rated at 1/16W (0.063W) 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 procurement flexibility, supply chain continuity, and application-specific requirements such as automotive qualification or enhanced power ratings.

Substiute Parts

RC1005F3241CS

Samsung Electro-MechanicsIn Stock: 815RC1005F3241CS Datasheet

Current PartRFQ

CR0402-FX-3241GLF

Bourns Inc.In Stock: 16661CR0402-FX-3241GLF Datasheet

DirectRFQ

RC0402FR-073K24L

YAGEOIn Stock: 622710RC0402FR-073K24L Datasheet

DirectRFQ

ERJ-2RKF3241X

Panasonic Electronic ComponentsIn Stock: 155704ERJ-2RKF3241X Datasheet

UpgradeRFQ

CRCW04023K24FKED

Vishay DaleIn Stock: 75884CRCW04023K24FKED Datasheet

SimilarRFQ

CRCW04023K24FKTD

Vishay DaleIn Stock: 10994CRCW04023K24FKTD Datasheet

SimilarRFQ

RMCF0402FT3K24

Stackpole Electronics IncIn Stock: 256838RMCF0402FT3K24 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005F3241CS are classified into three categories based on electrical and mechanical compatibility:

Direct Equivalents maintain identical electrical specifications (3.24 kOhms, ±1% tolerance, 0.063W power rating, 0402 package, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range) with only packaging format or manufacturer differences. These parts are interchangeable without circuit redesign.

Upgrade Substitutes provide enhanced specifications while maintaining core electrical parameters. The ERJ-2RKF3241X increases power rating to 0.1W (1/10W) and includes automotive AEC-Q200 qualification, suitable for applications requiring higher thermal margin or automotive-grade reliability.

Similar Substitutes maintain all electrical and mechanical specifications but introduce additional certifications (automotive AEC-Q200) or regulatory variations. These parts are functionally equivalent but may carry different compliance profiles or packaging formats.

Substitution eligibility is determined by matching: resistance value (3.24 kOhms), tolerance (±1%), package format (0402), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C).

Parameter Comparison

Engineering Selection Recommendations

For Standard Commercial Applications: The CR0402-FX-3241GLF (Bourns) and RC0402FR-073K24L (YAGEO) are direct equivalents with identical electrical and thermal specifications. Both maintain ROHS3 compliance and MSL 1 rating. Selection between these and the original RC1005F3241CS depends on packaging format availability (tape & reel versus cut tape) and supplier inventory.

For Automotive Applications: The ERJ-2RKF3241X (Panasonic), CRCW04023K24FKED (Vishay Dale), and RMCF0402FT3K24 (Stackpole) all carry AEC-Q200 automotive qualification. The ERJ-2RKF3241X provides enhanced power rating (0.1W) for improved thermal margin in automotive circuits. The CRCW04023K24FKED and RMCF0402FT3K24 maintain the original 0.063W rating while meeting automotive reliability standards.

For Regulatory-Sensitive Applications: Verify RoHS compliance requirements. The CRCW04023K24FKTD is RoHS non-compliant and REACH affected; this part is not suitable for applications requiring ROHS3 certification. All other substitutes maintain ROHS3 compliance and REACH unaffected status.

For Supply Chain Continuity: Stackpole RMCF0402FT3K24 and YAGEO RC0402FR-073K24L show highest inventory levels (256,767 and 622,674 units respectively), supporting long-term availability and reduced lead times.

Frequently Asked Questions (FAQ)

Q: Can I substitute the RC1005F3241CS with any of the listed parts without circuit modification?

A: Yes, for direct equivalents (CR0402-FX-3241GLF, RC0402FR-073K24L, CRCW04023K24FKED, RMCF0402FT3K24). These maintain identical resistance, tolerance, power rating, package, and temperature specifications. The ERJ-2RKF3241X upgrade substitute also functions without modification but provides higher power rating capability.

Q: What is the difference between the Vishay CRCW04023K24FKED and CRCW04023K24FKTD?

A: Both parts are electrically and mechanically identical with AEC-Q200 automotive qualification. The primary difference is regulatory compliance: CRCW04023K24FKED is ROHS3 compliant and REACH unaffected, while CRCW04023K24FKTD is RoHS non-compliant and REACH affected. Select CRCW04023K24FKED for applications requiring ROHS3 certification.

Q: Is the Panasonic ERJ-2RKF3241X a direct replacement?

A: The ERJ-2RKF3241X is functionally compatible but classified as an upgrade substitute due to increased power rating (0.1W versus 0.063W). This higher rating provides additional thermal margin and is suitable for applications where the original 1/16W rating may be marginal. No circuit redesign is required for substitution.

Q: What packaging formats are available?

A: The RC1005F3241CS is supplied in Cut Tape (CT) format. All substitute parts are available in Tape & Reel (TR) format, which is standard for automated assembly. Confirm packaging compatibility with your procurement and assembly processes.

Q: Are all substitute parts MSL 1 rated?

A: Yes, all listed substitute parts carry MSL 1 (Unlimited) moisture sensitivity level, matching the original RC1005F3241CS. This allows unlimited shelf life without special moisture control measures.

Q: Which substitute offers the best availability?

A: The YAGEO RC0402FR-073K24L shows the highest inventory (622,674 units), followed by Stackpole RMCF0402FT3K24 (256,767 units). Both are suitable for high-volume procurement with minimal lead time risk.

Q: Can I use these parts in automotive applications?

A: The ERJ-2RKF3241X, CRCW04023K24FKED, and RMCF0402FT3K24 carry AEC-Q200 automotive qualification. The RC1005F3241CS, CR0402-FX-3241GLF, and RC0402FR-073K24L do not have automotive certification. Verify application requirements before selection.