RC0603F513CS Equivalent & Substitute Parts Reference

Part Overview

The RC0603F513CS is a 51 kOhms ±1% 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 rating (MSL 1). Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit applications without design modification.

Substiute Parts

RC0603F513CS

Samsung Electro-MechanicsIn Stock: 1051RC0603F513CS Datasheet

Current PartRFQ

CRCW020151K0FKED

Vishay DaleIn Stock: 20644CRCW020151K0FKED Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict alignment of the following parameters:

Primary Electrical Criteria:

• Resistance value: 51 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Power rating: 0.05W / 1/20W (exact match required)

Mechanical Criteria:

• Package designation: 0201 (0603 Metric) (exact match required)
• Physical dimensions: 0.024" L × 0.012" W (0.60mm × 0.30mm) (exact match required)
• Height seated maximum: 0.010" (0.26mm) (exact match required)
• Termination count: 2 (exact match required)

Compliance & Environmental Criteria:

• RoHS3 compliance (required)
• MSL 1 rating (required)
• REACH Unaffected status (required)

The substitute part CRCW020151K0FKED meets all primary electrical, mechanical, and compliance requirements. Variations in temperature coefficient (±250ppm/°C vs. ±100ppm/°C) and maximum operating temperature (125°C vs. 155°C) do not disqualify substitution when the substitute provides equal or superior performance within the application's thermal operating window.

Parameter Comparison

Engineering Selection Recommendations

Substitution Validity: CRCW020151K0FKED is a valid direct substitute for RC0603F513CS based on identical electrical specifications, mechanical dimensions, and regulatory compliance status.

Compliance Assurance: Both components maintain ROHS3 compliance, REACH Unaffected status, and MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with current manufacturing and environmental standards.

Performance Considerations: The substitute component provides enhanced performance characteristics with a lower temperature coefficient (±100ppm/°C versus ±250ppm/°C) and extended maximum operating temperature (155°C versus 125°C). These superior specifications do not introduce incompatibility and support applications requiring tighter tolerance stability across wider thermal ranges.

Inventory & Availability: CRCW020151K0FKED maintains significantly higher stock availability (20,621 pcs) compared to RC0603F513CS (991 pcs), supporting supply chain continuity and procurement flexibility.

Frequently Asked Questions (FAQ)

Q: Can CRCW020151K0FKED replace RC0603F513CS in existing circuit designs?

A: Yes. Both components share identical resistance value (51 kOhms), tolerance (±1%), power rating (0.05W), package type (0201), and physical dimensions. No circuit redesign or PCB modification is required.

Q: What is the significance of the different temperature coefficients?

A: RC0603F513CS specifies ±250ppm/°C while CRCW020151K0FKED specifies ±100ppm/°C. The substitute exhibits superior resistance stability across temperature variations. This difference does not prevent substitution; it represents improved performance.

Q: Are there any handling or storage differences between these components?

A: No. Both components carry MSL 1 (Unlimited) moisture sensitivity rating, indicating identical handling, storage, and reflow requirements. No special precautions differentiate the two parts.

Q: Does the extended operating temperature range of CRCW020151K0FKED affect compatibility?

A: No. The substitute's maximum operating temperature of 155°C exceeds the original specification of 125°C. Applications designed for the RC0603F513CS operate safely within the substitute's thermal envelope.

Q: Are both components RoHS3 compliant?

A: Yes. Both RC0603F513CS and CRCW020151K0FKED maintain full ROHS3 compliance and REACH Unaffected status, meeting current regulatory requirements for electronics manufacturing and distribution.

Q: What packaging format is used for both components?

A: Both components are supplied in Tape & Reel (TR) format in 0201 (0603 Metric) package configuration, ensuring compatibility with automated assembly equipment and standard pick-and-place processes.