RC0603J514CS Equivalent & Substitute Parts Reference

Part Overview

The RC0603J514CS is a 510 kOhms ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.05W (1/20W) in a 0201 (0603 Metric) surface mount package. This component is classified as Active product status with full RoHS3 compliance and unlimited moisture sensitivity level (MSL 1). The part is designed for applications requiring moisture-resistant thick film construction across industrial and commercial temperature ranges (-55°C to 125°C).

Equivalent and substitute parts are identified when design requirements permit tolerance relaxation, enhanced temperature performance, or alternative sourcing due to inventory or lifecycle considerations. Substitutes maintain identical resistance value, power rating, package dimensions, and core electrical characteristics while potentially offering improved specifications in tolerance or operating temperature range.

Substiute Parts

RC0603J514CS

Samsung Electro-MechanicsIn Stock: 1019RC0603J514CS Datasheet

Current PartRFQ

CRCW0201510KFKED

Vishay DaleIn Stock: 10089CRCW0201510KFKED Datasheet

UpgradeRFQ

MCR006YRTF5103

Rohm SemiconductorIn Stock: 14746MCR006YRTF5103 Datasheet

SimilarRFQ

MCR006YRTJ514

Rohm SemiconductorIn Stock: 2483MCR006YRTJ514 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution logic for the RC0603J514CS is based on the following criteria:

Primary Substitution Criteria (Must Match):

• Resistance value: 510 kOhms (exact match required)
• Power rating: 0.05W / 1/20W (exact match required)
• Package: 0201 (0603 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Number of terminations: 2 (exact match required)

Secondary Substitution Criteria (Allowable Variations):

• Tolerance: ±5% (main part) to ±1% (substitute acceptable; tighter tolerance is compatible)
• Temperature coefficient: ±250ppm/°C (main part) to ±100ppm/°C (substitute acceptable; lower coefficient is compatible)
• Operating temperature range: -55°C to 125°C (main part) to -55°C to 155°C (substitute acceptable; extended range is compatible)
• Packaging format: Cut Tape (CT) to Tape & Reel (TR) (both acceptable for manufacturing environments)

Substitutes Identified:

Upgrade Substitute: CRCW0201510KFKED (Vishay Dale) — Tighter tolerance (±1%) and lower temperature coefficient (±100ppm/°C) with extended operating range (-55°C to 155°C).

Similar Substitutes: MCR006YRTF5103 and MCR006YRTJ514 (Rohm Semiconductor) — Functionally equivalent with matching or improved specifications; both discontinued at DiGi Electronics but available in inventory.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Same Specifications): MCR006YRTJ514 (Rohm Semiconductor) provides direct electrical and mechanical compatibility with RC0603J514CS. Both parts share identical tolerance (±5%), temperature coefficient (±250ppm/°C), and operating temperature range (-55°C to 125°C). This substitute is suitable when sourcing from alternative manufacturers is required. Note: Product status is discontinued at DiGi Electronics; verify current inventory availability before design commitment.

For Performance Enhancement: CRCW0201510KFKED (Vishay Dale) is recommended when circuit design permits tolerance improvement or extended temperature operation. The ±1% tolerance provides superior accuracy compared to the ±5% main part, and the ±100ppm/°C temperature coefficient offers improved stability across temperature extremes. Extended operating range (-55°C to 155°C) accommodates high-temperature applications. This upgrade substitute is suitable for precision analog circuits, measurement instrumentation, and applications requiring enhanced thermal performance. Product status is Active with established supply chain.

For Tolerance-Matched Substitution: MCR006YRTF5103 (Rohm Semiconductor) offers ±1% tolerance matching with CRCW0201510KFKED while maintaining the original ±250ppm/°C temperature coefficient and -55°C to 125°C operating range. This part bridges tolerance improvement without extending temperature specifications. Product status is discontinued at DiGi Electronics; inventory availability must be confirmed.

Compliance Verification: All identified substitutes maintain ROHS3 compliance, unlimited moisture sensitivity level (MSL 1), and REACH unaffected status, ensuring regulatory compatibility with the original RC0603J514CS specification.

Frequently Asked Questions (FAQ)

Q: Can CRCW0201510KFKED replace RC0603J514CS in any application?

A: CRCW0201510KFKED is electrically and mechanically compatible with RC0603J514CS. The tighter tolerance (±1% vs. ±5%) and lower temperature coefficient (±100ppm/°C vs. ±250ppm/°C) represent performance improvements. The extended operating temperature range (-55°C to 155°C vs. -55°C to 125°C) is compatible with applications designed for the original part. No design modification is required for substitution.

Q: What is the difference between the two Rohm Semiconductor substitutes?

A: MCR006YRTJ514 matches the original RC0603J514CS exactly in tolerance (±5%) and temperature coefficient (±250ppm/°C), providing direct electrical equivalence. MCR006YRTF5103 offers improved tolerance (±1%) while maintaining the same temperature coefficient and operating range. Both are discontinued at DiGi Electronics; MCR006YRTJ514 is preferred for direct replacement, while MCR006YRTF5103 is preferred if tolerance improvement is acceptable.

Q: Are packaging format differences (Cut Tape vs. Tape & Reel) significant for substitution?

A: Packaging format differences do not affect electrical or mechanical compatibility. Cut Tape (CT) and Tape & Reel (TR) formats are both suitable for automated assembly environments. Selection depends on manufacturing process requirements and inventory management practices. CRCW0201510KFKED is supplied in Tape & Reel format, while RC0603J514CS and Rohm parts are available in Cut Tape format.

Q: Why is CRCW0201510KFKED classified as an "Upgrade" substitute?

A: CRCW0201510KFKED provides measurable performance improvements over RC0603J514CS: tolerance is tightened from ±5% to ±1%, temperature coefficient is reduced from ±250ppm/°C to ±100ppm/°C, and operating temperature range is extended from -55°C to 125°C to -55°C to 155°C. These enhancements make it suitable for applications requiring higher accuracy and thermal stability without design modification.

Q: Can I use these substitutes interchangeably in production?

A: Yes, all identified substitutes are mechanically and electrically compatible with RC0603J514CS for PCB assembly. However, product status must be considered: RC0603J514CS and CRCW0201510KFKED are Active products with established supply chains, while MCR006YRTJ514 and MCR006YRTF5103 are discontinued at DiGi Electronics. Verify current inventory and long-term availability before committing to production use of discontinued parts.

Q: What compliance certifications apply to all substitutes?

A: All identified substitutes (RC0603J514CS, CRCW0201510KFKED, MCR006YRTJ514, and MCR006YRTF5103) are ROHS3 compliant, REACH unaffected, and classified as EAR99 for export control purposes. Moisture sensitivity level is 1 (Unlimited) for all parts, indicating no special handling requirements during storage or assembly.