RC1005F1400CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005F1400CS is a 140 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0402 (1005 Metric) package format. This surface mount device 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 with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and package compatibility to support component procurement flexibility and supply chain continuity.

Substiute Parts

RC1005F1400CS

Samsung Electro-MechanicsIn Stock: 1091RC1005F1400CS Datasheet

Current PartRFQ

CR0402-FX-1400GLF

Bourns Inc.In Stock: 20390CR0402-FX-1400GLF Datasheet

DirectRFQ

RC0402FR-07140RL

YAGEOIn Stock: 566724RC0402FR-07140RL Datasheet

DirectRFQ

ERJ-2RKF1400X

Panasonic Electronic ComponentsIn Stock: 314609ERJ-2RKF1400X Datasheet

UpgradeRFQ

AC0402FR-07140RL

YAGEOIn Stock: 20385AC0402FR-07140RL Datasheet

SimilarRFQ

CRCW0402140RFKED

Vishay DaleIn Stock: 9926CRCW0402140RFKED Datasheet

SimilarRFQ

RMCF0402FT140R

Stackpole Electronics IncIn Stock: 31553RMCF0402FT140R Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005F1400CS are classified based on strict electrical and mechanical parameter alignment. The primary substitution criteria are:

Critical Matching Parameters:

• Resistance value: 140 Ohms
• Tolerance: ±1%
• Package format: 0402 (1005 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C to 155°C
• Termination count: 2
• RoHS compliance: ROHS3

Substitution Categories:

Direct Substitutes maintain identical electrical and mechanical specifications including power rating (0.063W, 1/16W), moisture resistance features, and packaging format (Tape & Reel).

Upgrade Substitute (ERJ-2RKF1400X) provides increased power rating (0.1W, 1/10W) while maintaining all other critical parameters, enabling use in applications requiring higher power dissipation capacity.

Similar Substitutes match all core electrical and mechanical parameters but include automotive AEC-Q200 qualification, providing enhanced reliability certification for automotive applications while maintaining compatibility with standard industrial designs.

Parameter Comparison

Engineering Selection Recommendations

Direct Substitution (CR0402-FX-1400GLF, RC0402FR-07140RL): These parts provide equivalent electrical and mechanical performance to the RC1005F1400CS. Both maintain ROHS3 compliance, identical power rating, and operating temperature specifications. RC0402FR-07140RL includes moisture resistant construction matching the original specification. Selection between these options depends on packaging format preference (Tape & Reel) and supplier availability.

Upgrade Application (ERJ-2RKF1400X): This Panasonic part increases power dissipation capacity to 0.1W while maintaining all other critical parameters. This upgrade is suitable for applications where thermal margin improvement is required without circuit redesign. AEC-Q200 automotive qualification provides additional reliability assurance. Use this part only when the increased power rating does not create thermal or size constraints in the application.

Automotive-Qualified Alternatives (AC0402FR-07140RL, CRCW0402140RFKED, RMCF0402FT140R): These parts incorporate AEC-Q200 automotive qualification while maintaining standard industrial specifications. Selection among these options is based on packaging format requirements (Tape & Reel versus Cut Tape & Digi-Reel) and supply chain considerations. AC0402FR-07140RL includes moisture resistant construction. All three parts are suitable for both automotive and industrial applications.

Compliance Verification: All substitute parts maintain ROHS3 compliance, REACH unaffected status, and MSL 1 rating. No additional compliance documentation is required for direct substitution in existing designs.

Frequently Asked Questions (FAQ)

Q: Can CR0402-FX-1400GLF replace RC1005F1400CS in all applications?

A: Yes. CR0402-FX-1400GLF provides direct electrical and mechanical equivalence with identical resistance (140 Ω), tolerance (±1%), power rating (0.063W), package format (0402), and operating temperature range (-55°C to 155°C). Both parts are ROHS3 compliant with MSL 1 rating. The primary difference is that CR0402-FX-1400GLF does not specify moisture resistant features, which may be relevant for high-humidity environments.

Q: What is the difference between the main part and ERJ-2RKF1400X?

A: ERJ-2RKF1400X is classified as an upgrade substitute due to its increased power rating of 0.1W (1/10W) compared to the RC1005F1400CS rating of 0.063W (1/16W). All other electrical parameters remain identical. This higher power rating allows the part to dissipate more heat without exceeding temperature limits. Use this part only when the application requires increased thermal capacity.

Q: Are automotive-qualified parts (AEC-Q200) compatible with standard industrial designs?

A: Yes. AEC-Q200 qualification represents enhanced reliability testing and quality assurance beyond standard industrial requirements. Parts such as AC0402FR-07140RL, CRCW0402140RFKED, and RMCF0402FT140R maintain all standard industrial electrical and mechanical specifications while adding automotive qualification. These parts are fully compatible with industrial applications and provide additional reliability margin.

Q: Does packaging format affect substitution compatibility?

A: Packaging format (Tape & Reel versus Cut Tape & Digi-Reel) affects procurement and assembly processes but not electrical or mechanical compatibility. CRCW0402140RFKED uses Cut Tape & Digi-Reel packaging while most other substitutes use Tape & Reel. Verify packaging compatibility with your assembly equipment and procurement procedures before selection.

Q: Why does RC0402FR-07140RL specify moisture resistant construction while CR0402-FX-1400GLF does not?

A: Moisture resistant construction is a manufacturing feature that provides enhanced protection in high-humidity environments. RC0402FR-07140RL explicitly includes this feature matching the original RC1005F1400CS specification. CR0402-FX-1400GLF does not specify this feature. For applications in moisture-sensitive environments, select RC0402FR-07140RL or AC0402FR-07140RL to maintain moisture resistant construction.

Q: Can multiple substitute parts be used interchangeably within the same design?

A: Yes, provided all parts meet the application's electrical and thermal requirements. All listed substitutes maintain identical resistance (140 Ω), tolerance (±1%), package format (0402), and operating temperature range (-55°C to 155°C). Verify that power rating requirements are met: use 0.063W-rated parts for standard applications or ERJ-2RKF1400X (0.1W) for higher thermal margin applications. Ensure packaging format compatibility with assembly equipment.

Q: What compliance certifications apply to all substitute parts?

A: All substitute parts listed maintain ROHS3 compliance, REACH unaffected status, and MSL 1 (unlimited moisture sensitivity level) rating. No additional compliance documentation is required for direct substitution. AEC-Q200 automotive qualification is an additional certification available on AC0402FR-07140RL, CRCW0402140RFKED, and RMCF0402FT140R but is not required for standard industrial applications.