RC1005J683CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005J683CS is a 68 kOhms ±5% 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 is Active status and ROHS3 compliant. Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package size, termination count, physical dimensions) while maintaining functional interchangeability in circuit applications.

Substiute Parts

RC1005J683CS

Samsung Electro-MechanicsIn Stock: 1134RC1005J683CS Datasheet

Current PartRFQ

RC1005F683CS

Samsung Electro-MechanicsIn Stock: 550315RC1005F683CS Datasheet

UpgradeRFQ

RC0402JR-0768KL

YAGEOIn Stock: 178092RC0402JR-0768KL Datasheet

DirectRFQ

CRG0402F68K

TE Connectivity Passive ProductIn Stock: 19174CRG0402F68K Datasheet

UpgradeRFQ

ERJ-2RKF6802X

Panasonic Electronic ComponentsIn Stock: 154962ERJ-2RKF6802X Datasheet

UpgradeRFQ

RC0402FR-0768KL

YAGEOIn Stock: 500181RC0402FR-0768KL Datasheet

UpgradeRFQ

RMCF0402FT68K0

Stackpole Electronics IncIn Stock: 879285RMCF0402FT68K0 Datasheet

UpgradeRFQ

AC0402JR-0768KL

YAGEOIn Stock: 9988AC0402JR-0768KL Datasheet

SimilarRFQ

RMCF0402JT68K0

Stackpole Electronics IncIn Stock: 21184RMCF0402JT68K0 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1005J683CS are classified into three categories based on electrical and mechanical compatibility:

Upgrade Substitutes maintain the same 68 kOhms resistance and 0402 package while improving tolerance specification from ±5% to ±1%, or increasing power rating from 0.063W to 0.1W. These parts are direct functional upgrades suitable for applications requiring tighter tolerance or higher power dissipation capability.

Direct Substitutes match all critical electrical parameters (68 kOhms, ±5%, 0.063W) and mechanical specifications (0402 package, 2 terminations) while originating from different manufacturers. These provide equivalent performance with alternative sourcing options.

Similar Substitutes maintain the core electrical specifications (68 kOhms, ±5%, 0.063W, 0402 package) but introduce additional features such as automotive AEC-Q200 qualification or modified physical dimensions. These are suitable for applications where enhanced reliability ratings are beneficial.

The key parameters determining substitution eligibility are: resistance value (68 kOhms), package format (0402), number of terminations (2), operating temperature range (-55°C to 155°C), and composition (thick film). Tolerance and power rating variations are acceptable when application requirements permit.

Parameter Comparison

Engineering Selection Recommendations

For Standard Applications: RC0402JR-0768KL (YAGEO) provides direct substitution with identical electrical and mechanical specifications. This part maintains ±5% tolerance and 0.063W power rating while offering alternative sourcing from an established manufacturer.

For Improved Tolerance Requirements: RC0402FR-0768KL (YAGEO) or RC1005F683CS (Samsung Electro-Mechanics) upgrade tolerance to ±1% while maintaining all other specifications. Selection between these options depends on packaging preference (Cut Tape & Digi-Reel versus Tape & Reel).

For Automotive Applications: RMCF0402FT68K0 (Stackpole Electronics Inc) or ERJ-2RKF6802X (Panasonic Electronic Components) provide AEC-Q200 automotive qualification. RMCF0402FT68K0 maintains the original 0.063W power rating with ±1% tolerance, while ERJ-2RKF6802X increases power rating to 0.1W.

For Enhanced Reliability with Automotive Features: AC0402JR-0768KL (YAGEO) or RMCF0402JT68K0 (Stackpole Electronics Inc) combine AEC-Q200 qualification with the original ±5% tolerance specification, suitable for automotive environments where the original tolerance is acceptable.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and the -55°C to 155°C operating temperature range of the original part.

Frequently Asked Questions (FAQ)

Q: Can RC1005F683CS replace RC1005J683CS in any application?

A: RC1005F683CS is an upgrade substitute with improved ±1% tolerance compared to the original ±5% tolerance. It is suitable for replacement in applications where tighter tolerance is acceptable or beneficial. Both parts share identical resistance value, power rating, package format, and operating temperature range.

Q: What is the difference between direct and upgrade substitutes?

A: Direct substitutes (RC0402JR-0768KL, RMCF0402JT68K0, AC0402JR-0768KL) match all electrical specifications of the original part including tolerance. Upgrade substitutes improve one or more parameters: tolerance (±1% versus ±5%) or power rating (0.1W versus 0.063W). Upgrade substitutes are suitable for replacement but may not be necessary if original specifications are sufficient.

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

A: Yes. Automotive-qualified parts such as ERJ-2RKF6802X, RMCF0402FT68K0, AC0402JR-0768KL, and RMCF0402JT68K0 meet or exceed the specifications required for standard industrial and consumer applications. AEC-Q200 qualification indicates enhanced reliability testing and is not detrimental to non-automotive use.

Q: Does packaging format (Tape & Reel versus Cut Tape) affect electrical performance?

A: No. Packaging format affects handling, storage, and assembly processes but does not alter electrical performance. RC1005J683CS (Tape & Reel) and RC1005F683CS (Cut Tape) are electrically identical except for tolerance. Selection between packaging formats depends on assembly equipment and inventory management requirements.

Q: Can ERJ-2RKF6802X (0.1W) be used where RC1005J683CS (0.063W) is specified?

A: Yes. ERJ-2RKF6802X has higher power dissipation capability (0.1W versus 0.063W), making it suitable for applications where the original 0.063W rating is adequate. The higher power rating provides additional thermal margin and does not negatively impact circuit performance in standard applications.

Q: What does MSL 1 (Unlimited) moisture sensitivity level mean?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed substitute parts carry MSL 1 rating, ensuring compatibility with standard manufacturing and storage practices.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed in this reference maintain ROHS3 compliance, matching the environmental and regulatory status of the original RC1005J683CS part.