Equivalent & Substitute Parts for RC1005J680CS

Part Overview

The RC1005J680CS is a 68 Ohm ±5% 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 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 design flexibility and supply chain continuity.

Substiute Parts

RC1005J680CS

Samsung Electro-MechanicsIn Stock: 2336RC1005J680CS Datasheet

Current PartRFQ

RC0402JR-0768RL

YAGEOIn Stock: 33557RC0402JR-0768RL Datasheet

DirectRFQ

CRG0402F68R

TE Connectivity Passive ProductIn Stock: 10294CRG0402F68R Datasheet

UpgradeRFQ

ERJ-2RKF68R0X

Panasonic Electronic ComponentsIn Stock: 2058863ERJ-2RKF68R0X Datasheet

UpgradeRFQ

RC0402FR-0768RL

YAGEOIn Stock: 2508RC0402FR-0768RL Datasheet

UpgradeRFQ

RMCF0402FT68R0

Stackpole Electronics IncIn Stock: 223353RMCF0402FT68R0 Datasheet

UpgradeRFQ

AC0402JR-0768RL

YAGEOIn Stock: 8625AC0402JR-0768RL Datasheet

SimilarRFQ

RMCF0402JT68R0

Stackpole Electronics IncIn Stock: 274114RMCF0402JT68R0 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005J680CS are categorized based on strict electrical and mechanical parameter alignment:

Direct Equivalents maintain identical specifications: 68 Ohms resistance, ±5% tolerance, 0.063W power rating, 0402 package, thick film composition, and -55°C to 155°C operating range. These parts are interchangeable without circuit performance impact.

Upgrade Substitutes improve tolerance specification from ±5% to ±1% while maintaining all other critical parameters including resistance value, power rating, package dimensions, and temperature range. These parts provide enhanced accuracy for precision applications.

Similar Substitutes match core electrical and mechanical specifications (68 Ohms, 0402 package, thick film) but may include additional features such as automotive AEC-Q200 qualification or alternative packaging options. These parts are suitable for applications where enhanced environmental ratings or supply alternatives are beneficial.

The substitution logic is based exclusively on: resistance value, tolerance grade, power rating, package type, physical dimensions, temperature coefficient, operating temperature range, and compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement: RC0402JR-0768RL (YAGEO) provides identical electrical and mechanical specifications to the RC1005J680CS with equivalent moisture-resistant thick film construction and ROHS3 compliance. This part is suitable for applications requiring no performance modification.

For Improved Tolerance Applications: CRG0402F68R (TE Connectivity), RC0402FR-0768RL (YAGEO), or RMCF0402FT68R0 (Stackpole Electronics) upgrade tolerance to ±1% while maintaining 0.063W power rating and 0402 package dimensions. These parts are appropriate for circuits requiring tighter resistance accuracy.

For Automotive Applications: ERJ-2RKF68R0X (Panasonic) and RMCF0402FT68R0 (Stackpole Electronics) include AEC-Q200 automotive qualification. ERJ-2RKF68R0X provides increased power rating at 0.1W. RMCF0402FT68R0 maintains 0.063W rating with ±1% tolerance and automotive certification.

For Supply Chain Flexibility: AC0402JR-0768RL (YAGEO) and RMCF0402JT68R0 (Stackpole Electronics) maintain ±5% tolerance matching the original specification while adding AEC-Q200 automotive qualification. These parts support alternative sourcing with enhanced environmental ratings.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and -55°C to 155°C operating temperature range consistent with the original RC1005J680CS specification.

Frequently Asked Questions (FAQ)

Q: Can RC0402JR-0768RL replace RC1005J680CS directly in production?

A: Yes. RC0402JR-0768RL matches all critical specifications: 68 Ohms ±5%, 0.063W power rating, 0402 package, thick film composition, moisture resistance, and ROHS3 compliance. Physical dimensions and electrical performance are identical.

Q: What is the difference between ±5% and ±1% tolerance substitutes?

A: Tolerance defines the acceptable resistance variation from the nominal 68 Ohm value. ±5% allows variation between 64.6 and 71.4 Ohms. ±1% tolerance restricts variation to 67.32 and 68.68 Ohms. Applications requiring tighter resistance accuracy benefit from ±1% parts such as CRG0402F68R or RC0402FR-0768RL.

Q: Are AEC-Q200 qualified parts suitable for non-automotive applications?

A: Yes. AEC-Q200 qualification indicates enhanced reliability testing and environmental stress screening. Parts such as RMCF0402FT68R0 and ERJ-2RKF68R0X with AEC-Q200 certification are fully compatible with standard industrial and consumer applications while providing additional quality assurance.

Q: Does the 0.1W power rating of ERJ-2RKF68R0X affect circuit compatibility?

A: No. Higher power rating indicates greater thermal capability. ERJ-2RKF68R0X at 0.1W is fully compatible with circuits designed for 0.063W components. The part dissipates less heat than its rating allows, ensuring safe operation.

Q: What packaging options are available for these substitutes?

A: RC1005J680CS is supplied in Cut Tape (CT). Direct equivalent RC0402JR-0768RL is available in Cut Tape and Digi-Reel. Upgrade and similar substitutes are supplied in Tape & Reel (TR) format. Packaging selection depends on assembly process requirements and volume specifications.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the environmental and regulatory requirements of the original RC1005J680CS.