RC1005F68R1CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005F68R1CS is a 68.1 Ohm ±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 resistant characteristics. 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

RC1005F68R1CS

Samsung Electro-MechanicsIn Stock: 1207RC1005F68R1CS Datasheet

Current PartRFQ

CR0402-FX-68R1GLF

Bourns Inc.In Stock: 18725CR0402-FX-68R1GLF Datasheet

DirectRFQ

RC0402FR-0768R1L

YAGEOIn Stock: 1481981RC0402FR-0768R1L Datasheet

DirectRFQ

ERJ-2RKF68R1X

Panasonic Electronic ComponentsIn Stock: 132307ERJ-2RKF68R1X Datasheet

UpgradeRFQ

CRCW040268R1FKED

Vishay DaleIn Stock: 605309CRCW040268R1FKED Datasheet

SimilarRFQ

CRCW040268R1FKTD

Vishay DaleIn Stock: 9563CRCW040268R1FKTD Datasheet

SimilarRFQ

RMCF0402FT68R1

Stackpole Electronics IncIn Stock: 31806RMCF0402FT68R1 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005F68R1CS are classified into three categories based on electrical and mechanical parameter alignment:

Direct Equivalents maintain identical specifications across all critical parameters: 68.1 Ohm resistance, ±1% tolerance, 0.063W power rating, 0402 package, ±100ppm/°C temperature coefficient, and -55°C to 155°C operating range. These parts are interchangeable without circuit performance impact.

Upgrade Substitutes provide enhanced power rating (0.1W vs. 0.063W) while maintaining all other electrical specifications and package dimensions. These parts offer increased thermal headroom and are suitable for applications requiring higher power dissipation margins.

Similar Substitutes match all electrical and mechanical specifications but may differ in packaging format (Cut Tape vs. Tape & Reel), compliance certifications (AEC-Q200 automotive rating), or regulatory status (RoHS/REACH compliance). These parts require verification of packaging compatibility and compliance requirements for the target application.

The following parameters determine substitution eligibility:

• Resistance value: 68.1 Ohms (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)
• Power rating: 0.063W minimum (equal or higher acceptable)
• Composition: Thick Film (exact match required)

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalent Selection: CR0402-FX-68R1GLF (Bourns Inc.) and RC0402FR-0768R1L (YAGEO) are direct electrical and mechanical equivalents to the RC1005F68R1CS. Both maintain identical specifications and RoHS3 compliance. RC0402FR-0768R1L offers additional moisture resistant characteristics matching the original part. Selection between these options depends on supplier availability and procurement lead times.

Upgrade Selection: ERJ-2RKF68R1X (Panasonic Electronic Components) provides enhanced power rating at 0.1W while maintaining all other electrical specifications. This part includes Automotive AEC-Q200 certification and is suitable for applications requiring higher thermal margin or automotive-grade reliability. The increased power rating does not affect circuit performance in standard applications.

Automotive-Grade Selection: CRCW040268R1FKED (Vishay Dale) and RMCF0402FT68R1 (Stackpole Electronics Inc) are suitable for applications requiring Automotive AEC-Q200 certification. Both maintain RoHS3 compliance and identical electrical specifications. CRCW040268R1FKED is available in Cut Tape & Digi-Reel packaging; RMCF0402FT68R1 is available in Tape & Reel format.

Compliance Consideration: CRCW040268R1FKTD (Vishay Dale) is RoHS non-compliant and REACH affected. This part is not suitable for applications requiring RoHS3 compliance or REACH compliance verification.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC1005F68R1CS with CR0402-FX-68R1GLF in my circuit?

A: Yes. CR0402-FX-68R1GLF is a direct equivalent with identical resistance (68.1 Ω), tolerance (±1%), power rating (0.063W), package (0402), temperature coefficient (±100ppm/°C), and operating range (-55°C ~ 155°C). Both are RoHS3 compliant and MSL 1 rated.

Q: What is the difference between the main part and ERJ-2RKF68R1X?

A: ERJ-2RKF68R1X has a higher power rating (0.1W vs. 0.063W) while maintaining all other electrical specifications. This provides increased thermal headroom. The part includes Automotive AEC-Q200 certification. All other parameters remain identical.

Q: Can I use CRCW040268R1FKTD as a substitute?

A: CRCW040268R1FKTD matches all electrical and mechanical specifications but is RoHS non-compliant and REACH affected. Use only if your application does not require RoHS3 compliance or REACH compliance verification.

Q: What packaging formats are available for these substitutes?

A: Most substitutes are available in Tape & Reel (TR) format matching the original part. CRCW040268R1FKED is available in Cut Tape (CT) & Digi-Reel format. Verify packaging compatibility with your assembly equipment before selection.

Q: Are all substitute parts rated for -55°C to 155°C operation?

A: Yes. All listed substitute parts maintain the identical operating temperature range of -55°C to 155°C and ±100ppm/°C temperature coefficient.

Q: Which substitute offers the best availability?

A: RC0402FR-0768R1L (YAGEO) has the highest inventory level at 1,481,971 pieces. CRCW040268R1FKED (Vishay Dale) has 605,218 pieces available. Inventory levels are subject to change; consult current supplier data for real-time availability.

Q: Do any substitutes include moisture resistant features like the original part?

A: RC0402FR-0768R1L (YAGEO) includes moisture resistant characteristics matching the RC1005F68R1CS. Other substitutes do not specify moisture resistant features but maintain MSL 1 (Unlimited) rating.