Equivalent & Substitute Parts for RC1005F3483CS

Part Overview

The RC1005F3483CS is a 348 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0402 (1005 Metric) package format. This component is rated at 0.063W (1/16W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part maintains Active product status and carries ROHS3 compliance with MSL Level 1 (Unlimited moisture sensitivity).

Equivalent and substitute parts are identified when design requirements permit component sourcing from alternative manufacturers while maintaining electrical performance, mechanical compatibility, and regulatory compliance. Substitute parts are grouped by their relationship to the main part: direct equivalents share identical electrical and mechanical specifications, upgrade substitutes offer enhanced ratings, and similar substitutes provide compatible alternatives with additional certifications.

Substiute Parts

RC1005F3483CS

Samsung Electro-MechanicsIn Stock: 1058RC1005F3483CS Datasheet

Current PartRFQ

RC0402FR-07348KL

YAGEOIn Stock: 1187541RC0402FR-07348KL Datasheet

DirectRFQ

ERJ-2RKF3483X

Panasonic Electronic ComponentsIn Stock: 136267ERJ-2RKF3483X Datasheet

UpgradeRFQ

AC0402FR-07348KL

YAGEOIn Stock: 69740AC0402FR-07348KL Datasheet

SimilarRFQ

CRCW0402348KFKED

Vishay DaleIn Stock: 48263CRCW0402348KFKED Datasheet

SimilarRFQ

RMCF0402FT348K

Stackpole Electronics IncIn Stock: 54953RMCF0402FT348K Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005F3483CS are classified into three categories based on their relationship to the main part:

Direct Equivalent Substitutes maintain identical electrical specifications (348 kOhms, ±1%, 0.063W) and mechanical dimensions (0402 package). These parts are interchangeable without circuit redesign. The direct equivalent identified is RC0402FR-07348KL from YAGEO, which shares all critical parameters with the main part.

Upgrade Substitutes provide enhanced electrical performance while maintaining the same resistance value, tolerance, and package format. The upgrade substitute ERJ-2RKF3483X from Panasonic Electronic Components increases the power rating from 0.063W to 0.1W (1/10W) and adds AEC-Q200 automotive qualification. This upgrade is suitable for applications requiring higher thermal margin or automotive-grade reliability.

Similar Substitutes maintain electrical and mechanical compatibility while adding supplementary certifications or features. These parts include AC0402FR-07348KL (YAGEO), CRCW0402348KFKED (Vishay Dale), and RMCF0402FT348K (Stackpole Electronics Inc). All similar substitutes retain the 348 kOhms resistance, ±1% tolerance, 0.063W power rating, and 0402 package, while incorporating AEC-Q200 automotive qualification. AC0402FR-07348KL additionally includes moisture-resistant features matching the main part.

Substitution eligibility is determined by matching: resistance value, tolerance, minimum power rating, package dimensions, composition type, temperature coefficient, operating temperature range, and regulatory compliance status.

Parameter Comparison

Engineering Selection Recommendations

RC0402FR-07348KL (YAGEO Direct Equivalent) is the primary direct substitute for RC1005F3483CS. This part maintains identical electrical specifications and mechanical compatibility. Both components carry ROHS3 compliance and MSL Level 1 rating. Selection of this substitute is appropriate for applications where Samsung Electro-Mechanics sourcing is unavailable and equivalent performance is required. Packaging differs (Tape & Reel versus Cut Tape), which may affect procurement and assembly processes.

ERJ-2RKF3483X (Panasonic Upgrade Substitute) is suitable for applications requiring enhanced thermal performance or automotive-grade reliability. The increased power rating (0.1W versus 0.063W) provides additional thermal margin in high-dissipation circuits. AEC-Q200 qualification indicates compliance with automotive industry reliability standards. This upgrade substitute is appropriate for automotive applications or designs where thermal headroom is beneficial.

AC0402FR-07348KL (YAGEO Similar Substitute) combines automotive AEC-Q200 qualification with moisture-resistant features matching the main part. This substitute is appropriate for automotive applications requiring moisture resistance. Height specification differs slightly (0.015" maximum versus 0.016" maximum), which remains within typical PCB assembly tolerances.

CRCW0402348KFKED (Vishay Dale Similar Substitute) and RMCF0402FT348K (Stackpole Electronics Inc Similar Substitute) both provide AEC-Q200 automotive qualification with identical electrical and mechanical specifications to the main part. These substitutes are appropriate for automotive applications where alternative supplier qualification is acceptable.

All identified substitutes maintain ROHS3 compliance and MSL Level 1 rating, ensuring regulatory and moisture-handling compatibility with the main part.

Frequently Asked Questions (FAQ)

Q: Can RC0402FR-07348KL replace RC1005F3483CS in any application?

A: RC0402FR-07348KL is a direct electrical and mechanical equivalent to RC1005F3483CS. Both components share identical resistance (348 kOhms), tolerance (±1%), power rating (0.063W), package format (0402), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). Direct substitution is appropriate for all applications where the main part is specified. Packaging format differs (Tape & Reel versus Cut Tape), which affects procurement and assembly logistics but not electrical performance.

Q: What is the difference between the main part and ERJ-2RKF3483X?

A: ERJ-2RKF3483X differs from RC1005F3483CS in power rating and automotive qualification. The Panasonic part is rated at 0.1W (1/10W) compared to 0.063W (1/16W) for the Samsung part, providing higher thermal capacity. ERJ-2RKF3483X carries AEC-Q200 automotive qualification, while the main part does not specify automotive grade. All other electrical parameters (resistance, tolerance, temperature coefficient, operating temperature) and mechanical specifications (0402 package) are identical. This upgrade substitute is appropriate for applications requiring higher power dissipation capability or automotive-grade reliability.

Q: Are the automotive-qualified substitutes (AC0402FR-07348KL, CRCW0402348KFKED, RMCF0402FT348K) suitable for non-automotive applications?

A: Automotive-qualified components meet stringent reliability and performance standards that exceed typical commercial-grade requirements. These parts are suitable for non-automotive applications and provide enhanced reliability margin. AEC-Q200 qualification does not restrict use to automotive applications; it indicates the component meets automotive industry standards. Selection of automotive-qualified substitutes for non-automotive applications is a design choice that may increase component cost without providing additional functional benefit.

Q: What does MSL Level 1 (Unlimited) mean for component handling?

A: MSL (Moisture Sensitivity Level) 1 indicates the component has unlimited shelf life and does not require special moisture-control handling during storage or assembly. Components rated MSL 1 do not require baking before reflow soldering and can be stored in standard warehouse conditions. All identified substitutes carry MSL Level 1 rating, ensuring compatibility with standard assembly processes.

Q: Can I use AC0402FR-07348KL if the original design specifies moisture-resistant construction?

A: AC0402FR-07348KL explicitly includes moisture-resistant features in its specification, matching the moisture-resistant construction of RC1005F3483CS. This substitute is appropriate for applications requiring moisture-resistant thick film construction. Other automotive-qualified substitutes (ERJ-2RKF3483X, CRCW0402348KFKED, RMCF0402FT348K) do not specify moisture-resistant features; selection of these parts for moisture-sensitive applications requires design review.

Q: Are there any height differences between the main part and substitutes?

A: Height specifications are provided for all parts. RC1005F3483CS specifies maximum seated height of 0.016" (0.40mm). AC0402FR-07348KL specifies 0.015" (0.37mm) maximum seated height. All other substitutes specify 0.016" (0.40mm) maximum seated height. These variations fall within typical PCB assembly tolerances and do not affect mechanical compatibility for standard 0402 footprints.

Q: What is the significance of the different packaging types (Cut Tape versus Tape & Reel)?

A: Packaging type affects procurement and assembly processes but not electrical or mechanical component performance. RC1005F3483CS is supplied in Cut Tape (CT) format, suitable for small-quantity orders and manual assembly. All identified substitutes are supplied in Tape & Reel (TR) format, which is standard for high-volume automated assembly. Selection between packaging types depends on production volume and assembly equipment capabilities, not component functionality.