RC1608F2054CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F2054CS is a 2.05 MOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format. This surface mount device is rated for 0.1W (1/10W) power dissipation with moisture resistant construction and operates across the temperature range of -55°C to 155°C. The part maintains Active product status and is ROHS3 compliant with MSL Level 1 rating. Equivalent and substitute parts are identified to support procurement flexibility, inventory optimization, and design continuity across multiple manufacturers while maintaining electrical and mechanical compatibility.

Substiute Parts

RC1608F2054CS

Samsung Electro-MechanicsIn Stock: 954RC1608F2054CS Datasheet

Current PartRFQ

RC0603FR-072M05L

YAGEOIn Stock: 29906RC0603FR-072M05L Datasheet

DirectRFQ

RMCF0603FT2M05

Stackpole Electronics IncIn Stock: 10203RMCF0603FT2M05 Datasheet

UpgradeRFQ

CRCW06032M05FKEA

Vishay DaleIn Stock: 9118CRCW06032M05FKEA Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608F2054CS is determined by strict equivalence across the following critical parameters: resistance value (2.05 MOhms), tolerance (±1%), power rating (0.1W), package format (0603 / 1608 Metric), composition (thick film), operating temperature range (-55°C to 155°C), and termination count (2). All identified substitute parts match these core electrical and mechanical specifications. Substitute parts are categorized as follows:

Direct Equivalent: RC0603FR-072M05L (YAGEO) provides identical electrical performance with matching temperature coefficient (±100ppm/°C) and standard industrial-grade construction.

Upgrade Option: RMCF0603FT2M05 (Stackpole Electronics Inc) qualifies as an upgrade substitute with automotive AEC-Q200 qualification, suitable for applications requiring enhanced reliability standards. Temperature coefficient is ±200ppm/°C, which remains within acceptable tolerance drift for this resistance value and application class.

Similar Alternative: CRCW06032M05FKEA (Vishay Dale) provides automotive AEC-Q200 qualification with matching electrical specifications and temperature coefficient (±100ppm/°C). Minor dimensional variations exist within acceptable PCB assembly tolerances.

Parameter Comparison

Engineering Selection Recommendations

For Standard Industrial Applications: RC0603FR-072M05L (YAGEO) is the direct equivalent substitute. This part maintains identical electrical specifications and temperature coefficient performance. Selection is appropriate for non-automotive applications where standard industrial-grade reliability is sufficient.

For Automotive and High-Reliability Applications: RMCF0603FT2M05 (Stackpole Electronics Inc) or CRCW06032M05FKEA (Vishay Dale) are recommended. Both parts carry AEC-Q200 automotive qualification, indicating compliance with automotive industry reliability and quality standards. The higher temperature coefficient (±200ppm/°C for Stackpole) remains acceptable for this resistance magnitude and does not introduce unacceptable tolerance drift across the operating temperature range.

For Procurement Continuity: All three substitute parts are Active status with confirmed inventory availability. Selection should prioritize supplier lead times, cost structure, and existing supply chain relationships while maintaining electrical and mechanical compatibility.

Frequently Asked Questions (FAQ)

Q: Can RC0603FR-072M05L replace RC1608F2054CS in all applications?

A: Yes, RC0603FR-072M05L provides direct electrical and mechanical equivalence. Both parts share identical resistance value, tolerance, power rating, package format, and temperature coefficient. Substitution is valid for standard industrial applications without design modification.

Q: What is the difference between standard and automotive-grade substitutes?

A: RMCF0603FT2M05 and CRCW06032M05FKEA carry AEC-Q200 automotive qualification, indicating enhanced reliability testing and quality assurance per automotive industry standards. The RC1608F2054CS and RC0603FR-072M05L are standard industrial-grade parts. Automotive-grade parts are required for automotive applications; standard-grade parts are not suitable for automotive use.

Q: Does the ±200ppm/°C temperature coefficient of RMCF0603FT2M05 affect circuit performance?

A: The ±200ppm/°C temperature coefficient is acceptable for this 2.05 MOhm resistance value. Across the -55°C to 155°C operating range, maximum resistance drift is approximately ±3.1%, which remains within the ±1% tolerance specification for most circuit applications. Application-specific thermal analysis is required only for precision analog circuits with tight tolerance requirements.

Q: Are there packaging differences between substitute parts?

A: RC1608F2054CS, RC0603FR-072M05L, and RMCF0603FT2M05 are supplied in Tape & Reel (TR) format. CRCW06032M05FKEA is available in Cut Tape (CT) & Digi-Reel® format. All parts use identical 0603 (1608 Metric) package with 2 terminations. Packaging format does not affect electrical performance or PCB assembly compatibility.

Q: What is the MSL Level 1 rating significance?

A: MSL Level 1 indicates unlimited shelf life without moisture bake-out requirements. All substitute parts carry MSL 1 rating, eliminating moisture sensitivity concerns for storage, handling, and assembly processes.

Q: Are all substitute parts ROHS3 compliant?

A: Yes, all identified substitute parts (RC0603FR-072M05L, RMCF0603FT2M05, CRCW06032M05FKEA) are ROHS3 compliant, matching the compliance status of the RC1608F2054CS. No regulatory or environmental restrictions apply to substitution.