RC1608J2R0CS Equivalent & Substitute Parts

Part Overview

The RC1608J2R0CS is a 2 Ohm ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format with 0.1W power rating. This surface mount device features 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).

Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, supply chain considerations, or application-specific certifications such as automotive AEC-Q200 qualification.

Substiute Parts

RC1608J2R0CS

Samsung Electro-MechanicsIn Stock: 1168RC1608J2R0CS Datasheet

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KTR03EZPF2R00

Rohm SemiconductorIn Stock: 4466KTR03EZPF2R00 Datasheet

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RC0603FR-072RL

YAGEOIn Stock: 30426RC0603FR-072RL Datasheet

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RMCF0603FT2R00

Stackpole Electronics IncIn Stock: 120048RMCF0603FT2R00 Datasheet

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RMCF0603JT2R00

Stackpole Electronics IncIn Stock: 90892RMCF0603JT2R00 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608J2R0CS is determined by the following critical parameters:

Mandatory Compatibility Criteria:

• Resistance value: 2 Ohms (exact match required)
• Package format: 0603 (1608 Metric) (exact match required)
• Power rating: 0.1W minimum (equal or higher acceptable)
• Operating temperature range: -55°C to 155°C minimum (equal or wider acceptable)
• Composition: Thick Film
• RoHS compliance: ROHS3 Compliant

Tolerance Consideration: Substitute parts with ±1% tolerance provide improved precision compared to the ±5% specification of the main part. Parts with ±5% tolerance maintain direct equivalence.

Certification Enhancements: Automotive AEC-Q200 certification represents an additional qualification level and does not restrict substitution for non-automotive applications.

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalence (±5% Tolerance): RMCF0603JT2R00 from Stackpole Electronics Inc provides direct electrical equivalence to the RC1608J2R0CS with identical ±5% tolerance specification. This part qualifies as a primary substitute when tolerance matching is required. The addition of AEC-Q200 automotive certification does not restrict its use in general industrial applications.

Enhanced Precision Substitutes (±1% Tolerance): RC0603FR-072RL (YAGEO), RMCF0603FT2R00 (Stackpole Electronics Inc), and KTR03EZPF2R00 (Rohm Semiconductor) all provide improved tolerance performance at ±1%. These parts are electrically compatible with the RC1608J2R0CS and offer superior precision characteristics. All three maintain ROHS3 compliance and unlimited MSL rating.

Automotive-Qualified Options: RMCF0603FT2R00, RMCF0603JT2R00, and KTR03EZPF2R00 carry AEC-Q200 automotive qualification. These parts are suitable for both automotive and non-automotive applications where enhanced reliability documentation is beneficial.

Temperature Coefficient Consideration: All substitute parts feature ±200ppm/°C temperature coefficient, which is superior to the main part's ±300ppm/°C specification. This represents an improvement in thermal stability across the operating temperature range.

Packaging Compatibility: Substitute parts are available in Tape & Reel (TR) or Cut Tape (CT) formats. Selection between packaging types depends on assembly process requirements and volume considerations, not electrical performance.

Frequently Asked Questions (FAQ)

Q: Can RMCF0603FT2R00 replace RC1608J2R0CS in all applications? A: Yes. RMCF0603FT2R00 meets all mandatory compatibility criteria: identical 2 Ohm resistance, 0603 package format, 0.1W power rating, and -55°C to 155°C operating range. The ±1% tolerance provides improved precision compared to the ±5% specification of RC1608J2R0CS.

Q: What is the difference between ±5% and ±1% tolerance parts? A: Tolerance defines the acceptable resistance variation from the nominal 2 Ohm value. RC1608J2R0CS allows variation between 1.9 and 2.1 Ohms (±5%). Substitute parts with ±1% tolerance allow variation between 1.98 and 2.02 Ohms, providing tighter control for precision circuit applications.

Q: Does AEC-Q200 certification affect compatibility? A: No. AEC-Q200 is an automotive qualification standard that indicates enhanced reliability testing and documentation. Parts with this certification are fully compatible with non-automotive applications and do not impose restrictions on use.

Q: Are there physical dimension differences between substitute parts? A: RMCF0603FT2R00 and RMCF0603JT2R00 have slightly different length specifications (0.061" versus 0.063") compared to RC1608J2R0CS. Both dimensions fall within the 0603 package standard and are compatible with standard PCB footprints. Height specifications are identical at 0.022" maximum.

Q: What is the significance of temperature coefficient differences? A: RC1608J2R0CS has ±300ppm/°C temperature coefficient, while all substitute parts feature ±200ppm/°C. Lower temperature coefficient indicates better resistance stability across temperature variations. Substitute parts provide superior thermal performance.

Q: Can I use Tape & Reel packaged parts in place of Cut Tape? A: Yes, from an electrical and mechanical standpoint. Packaging format selection depends on assembly equipment compatibility and volume requirements. Both formats contain identical components with identical electrical specifications.

Q: Is moisture resistance maintained across all substitute parts? A: RC1608J2R0CS explicitly specifies moisture-resistant construction. RC0603FR-072RL also explicitly specifies moisture resistance. RMCF0603FT2R00, RMCF0603JT2R00, and KTR03EZPF2R00 do not explicitly specify moisture resistance in provided data, though all parts maintain MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions.