RC1608F3R01CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F3R01CS is a 3.01 Ohms ±1% 0.1W thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format. This component is classified as Active product status with full RoHS3 compliance and Moisture Sensitivity Level 1 (Unlimited). Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component requirements, enabling direct replacement in manufacturing and field applications.

Substiute Parts

RC1608F3R01CS

Samsung Electro-MechanicsIn Stock: 880RC1608F3R01CS Datasheet

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RC0603FR-073R01L

YAGEOIn Stock: 24047RC0603FR-073R01L Datasheet

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RMCF0603FT3R01

Stackpole Electronics IncIn Stock: 10772RMCF0603FT3R01 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1608F3R01CS are qualified based on the following criteria:

Electrical Parameters (Must Match):

• Resistance value: 3.01 Ohms
• Tolerance: ±1%
• Power rating: 0.1W (1/10W)
• Composition: Thick Film

Mechanical Parameters (Must Match):

• Package / Case: 0603 (1608 Metric)
• Number of Terminations: 2
• Packaging: Tape & Reel (TR)

Environmental & Compliance Parameters (Must Match or Exceed):

• Operating Temperature Range: -55°C ~ 155°C (minimum)
• RoHS3 Compliance: Required
• Moisture Sensitivity Level: 1 (Unlimited)
• REACH Status: Unaffected

Acceptable Variations:

• Temperature Coefficient: ±200ppm/°C to ±300ppm/°C (lower values acceptable)
• Physical dimensions: Minor variations within 0603 package specification tolerance
• Additional certifications (e.g., AEC-Q200) do not disqualify substitution

Parameter Comparison

Engineering Selection Recommendations

Both RC0603FR-073R01L (YAGEO) and RMCF0603FT3R01 (Stackpole Electronics Inc) are qualified substitutes for RC1608F3R01CS based on matching electrical specifications, mechanical compatibility, and compliance certifications.

RC0603FR-073R01L Selection Criteria:

• Identical electrical and mechanical parameters to the original component
• Active product status with full RoHS3 compliance
• Temperature Coefficient of ±200ppm/°C provides improved stability compared to the original ±300ppm/°C specification
• Moisture Resistant feature maintained
• Higher inventory availability (24,006 pcs) supports supply chain continuity

RMCF0603FT3R01 Selection Criteria:

• Identical electrical specifications and operating temperature range
• Active product status with full RoHS3 compliance
• Temperature Coefficient of ±200ppm/°C provides improved stability
• AEC-Q200 automotive qualification provides additional reliability assurance for applications requiring automotive-grade components
• Physical dimensions within 0603 package tolerance (1.55mm length vs. 1.60mm original)
• Suitable for automotive and high-reliability applications

Both substitutes maintain MSL 1 (Unlimited) rating and REACH Unaffected status, ensuring compatibility with standard manufacturing and storage conditions.

Frequently Asked Questions (FAQ)

Q: Can RC0603FR-073R01L and RMCF0603FT3R01 be used interchangeably with RC1608F3R01CS?

A: Both parts meet the electrical and mechanical requirements for direct substitution. RC0603FR-073R01L provides standard industrial-grade performance. RMCF0603FT3R01 includes AEC-Q200 automotive qualification, making it suitable for applications requiring automotive-grade reliability. Selection depends on application requirements and supply availability.

Q: What is the significance of the temperature coefficient difference (±300ppm/°C vs. ±200ppm/°C)?

A: Temperature coefficient indicates resistance value drift across the operating temperature range. The substitute parts with ±200ppm/°C exhibit lower drift, providing improved stability and accuracy in temperature-sensitive applications. This represents an enhancement over the original specification.

Q: Are the physical dimension variations between parts significant?

A: The RMCF0603FT3R01 length of 1.55mm versus the original 1.60mm falls within standard 0603 package tolerance. Both dimensions are functionally equivalent for PCB layout and assembly processes. Height and width specifications are identical across all three parts.

Q: What does AEC-Q200 qualification mean for RMCF0603FT3R01?

A: AEC-Q200 is an automotive industry standard qualification demonstrating enhanced reliability testing and quality assurance. This certification is beneficial for automotive applications but does not restrict use in non-automotive applications.

Q: Are moisture handling requirements identical across all three parts?

A: All three parts maintain Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity restrictions. Storage and handling requirements are equivalent.

Q: How do inventory levels affect substitution decisions?

A: RC0603FR-073R01L has significantly higher inventory (24,006 pcs) compared to RC1608F3R01CS (811 pcs) and RMCF0603FT3R01 (10,694 pcs). Higher inventory availability supports consistent supply chain performance and reduces lead time risk.

Q: Are all three parts RoHS3 compliant?

A: Yes. RC1608F3R01CS, RC0603FR-073R01L, and RMCF0603FT3R01 are all ROHS3 Compliant with REACH Unaffected status, meeting current environmental and regulatory requirements.