RC1005F273CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005F273CS is a 27 kOhm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0402 (1005 Metric) package format with 1/16W (0.063W) power rating. This component is classified as Active product status and is RoHS3 compliant with Moisture Sensitivity Level 1 (unlimited shelf life). The part features moisture-resistant thick film construction suitable for general industrial and consumer electronics applications. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental compliance ratings to ensure direct circuit board compatibility.

Substiute Parts

RC1005F273CS

Samsung Electro-MechanicsIn Stock: 1054RC1005F273CS Datasheet

Current PartRFQ

CR0402-FX-2702GLF

Bourns Inc.In Stock: 63383CR0402-FX-2702GLF Datasheet

DirectRFQ

CRG0402F27K

TE Connectivity Passive ProductIn Stock: 19701CRG0402F27K Datasheet

DirectRFQ

RC0402FR-0727KL

YAGEOIn Stock: 974450RC0402FR-0727KL Datasheet

DirectRFQ

ERJ-2RKF2702X

Panasonic Electronic ComponentsIn Stock: 266983ERJ-2RKF2702X Datasheet

UpgradeRFQ

AC0402FR-0727KL

YAGEOIn Stock: 356473AC0402FR-0727KL Datasheet

SimilarRFQ

CRCW040227K0FKED

Vishay DaleIn Stock: 80484CRCW040227K0FKED Datasheet

SimilarRFQ

RMCF0402FT27K0

Stackpole Electronics IncIn Stock: 770677RMCF0402FT27K0 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005F273CS are classified into three categories based on electrical and mechanical compatibility:

Direct Equivalents share identical electrical specifications (27 kOhms, ±1% tolerance, 0.063W power rating, ±100ppm/°C temperature coefficient, -55°C ~ 155°C operating range) and mechanical dimensions (0402 package, 1.00mm x 0.50mm size). These parts are interchangeable without circuit performance impact.

Upgrade Substitutes maintain the same resistance, tolerance, temperature coefficient, and operating range but feature enhanced power rating (0.1W instead of 0.063W) and automotive-grade qualification (AEC-Q200). These parts provide superior thermal performance and reliability margin in the same package footprint.

Similar Substitutes match all critical electrical parameters and package dimensions but include automotive AEC-Q200 qualification as an additional feature. These parts are suitable for applications requiring automotive-grade reliability without functional circuit changes.

The substitution logic is based strictly on:

• Resistance value: 27 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Package: 0402 (1005 Metric) (exact match required)
• Temperature Coefficient: ±100ppm/°C (exact match required)
• Operating Temperature: -55°C ~ 155°C (exact match required)
• Composition: Thick Film (exact match required)
• RoHS3 Compliance: Required for all substitutes
• MSL Level: 1 (Unlimited) for all substitutes

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalent Selection: CR0402-FX-2702GLF (Bourns Inc.), CRG0402F27K (TE Connectivity Passive Product), and RC0402FR-0727KL (YAGEO) are direct functional equivalents to the RC1005F273CS. All three parts maintain identical electrical specifications, package dimensions, and RoHS3 compliance. Selection among these direct equivalents is based on supplier availability, lead time, and procurement cost. RC0402FR-0727KL offers the highest inventory availability (974,361 pcs) and includes moisture-resistant features matching the original part.

Upgrade Path: ERJ-2RKF2702X (Panasonic Electronic Components) provides enhanced power rating (0.1W versus 0.063W) while maintaining all other electrical parameters and package compatibility. This upgrade is suitable for applications requiring additional thermal margin or where component reliability enhancement is specified. The part carries AEC-Q200 automotive qualification.

Automotive-Grade Alternatives: AC0402FR-0727KL (YAGEO), CRCW040227K0FKED (Vishay Dale), and RMCF0402FT27K0 (Stackpole Electronics Inc) are qualified to AEC-Q200 automotive standards. These parts are appropriate for automotive applications, industrial equipment with enhanced reliability requirements, or designs requiring automotive-grade component traceability. All maintain the 0.063W power rating and identical electrical specifications.

Compliance Verification: All substitute parts are RoHS3 compliant and carry MSL Level 1 (unlimited moisture sensitivity), matching the environmental compliance profile of the original RC1005F273CS. REACH status is either "REACH Unaffected" or "Vendor Undefined," consistent with passive component regulatory classification.

Frequently Asked Questions (FAQ)

Q: Can CR0402-FX-2702GLF be used as a direct replacement for RC1005F273CS?

A: Yes. CR0402-FX-2702GLF is a direct equivalent. Both parts share identical resistance (27 kOhms), tolerance (±1%), power rating (0.063W), temperature coefficient (±100ppm/°C), operating temperature range (-55°C ~ 155°C), package dimensions (0402, 1.00mm x 0.50mm), and RoHS3 compliance. No circuit modifications are required.

Q: What is the difference between the RC1005F273CS and ERJ-2RKF2702X?

A: The primary difference is power rating. ERJ-2RKF2702X is rated at 0.1W (1/10W) compared to RC1005F273CS at 0.063W (1/16W). All other electrical parameters are identical. ERJ-2RKF2702X includes AEC-Q200 automotive qualification. The higher power rating provides additional thermal performance margin in the same package footprint.

Q: Are automotive-grade parts (AEC-Q200) compatible with non-automotive applications?

A: Yes. Automotive-grade parts such as AC0402FR-0727KL, CRCW040227K0FKED, and RMCF0402FT27K0 meet or exceed the electrical and environmental specifications required for non-automotive applications. These parts are suitable for any application where the RC1005F273CS would be used. The AEC-Q200 qualification represents additional quality and reliability assurance.

Q: What is the significance of "Moisture Resistant" feature in RC0402FR-0727KL and AC0402FR-0727KL?

A: Moisture-resistant thick film construction provides enhanced protection against moisture ingress and corrosion in humid or high-moisture environments. Both RC0402FR-0727KL and AC0402FR-0727KL include this feature, matching the moisture-resistant characteristic of the original RC1005F273CS. Parts without this designation (CR0402-FX-2702GLF, CRG0402F27K) are standard thick film construction suitable for controlled environment applications.

Q: Can parts with different packaging formats (Tape & Reel versus Cut Tape) be used interchangeably?

A: Yes, from a functional and mechanical standpoint. RC0402FR-0727KL is supplied in Cut Tape (CT) & Digi-Reel® format while most other substitutes use Tape & Reel (TR) packaging. The component itself is identical; packaging format affects only handling, storage, and assembly line compatibility. Verify that your assembly equipment supports the selected packaging format.

Q: What inventory considerations should guide substitute part selection?

A: RC0402FR-0727KL (YAGEO) offers the highest inventory availability at 974,361 pcs, followed by RMCF0402FT27K0 (Stackpole) at 770,578 pcs. For applications with extended lead time requirements or high-volume production, these parts provide supply chain advantages. ERJ-2RKF2702X (Panasonic) maintains substantial inventory at 266,880 pcs despite its upgrade power rating.

Q: Is the height difference between AC0402FR-0727KL (0.37mm) and other substitutes (0.40mm) significant?

A: The 0.03mm height difference is within typical PCB assembly tolerances and does not affect functional compatibility or standard reflow soldering processes. This minor dimensional variation is acceptable for most applications. Verify clearance requirements only if the application involves space-constrained designs with tight vertical constraints.