RC1608F26R1CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F26R1CS is a 26.1 Ohms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format with 0.1W power rating. This component is classified as Active product status and is RoHS3 compliant with REACH unaffected designation. The part is designed for general-purpose applications requiring moisture-resistant thick film construction with ±100ppm/°C temperature coefficient across the -55°C to 155°C operating range. Equivalent and substitute parts are identified to provide design flexibility, supply chain alternatives, and application-specific feature matching.

Substiute Parts

RC1608F26R1CS

Samsung Electro-MechanicsIn Stock: 983RC1608F26R1CS Datasheet

Current PartRFQ

RC0603FR-0726R1L

YAGEOIn Stock: 109847RC0603FR-0726R1L Datasheet

DirectRFQ

CRCW060326R1FKEA

Vishay DaleIn Stock: 31284CRCW060326R1FKEA Datasheet

SimilarRFQ

ERJ-3EKF26R1V

Panasonic Electronic ComponentsIn Stock: 60866ERJ-3EKF26R1V Datasheet

SimilarRFQ

RMCF0603FT26R1

Stackpole Electronics IncIn Stock: 15798RMCF0603FT26R1 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608F26R1CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

• Resistance value: 26.1 Ohms
• Tolerance: ±1%
• Power rating: 0.1W (1/10W)
• Package: 0603 (1608 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C to 155°C
• Termination count: 2
• RoHS3 compliance

All identified substitute parts meet these mandatory parameters. Substitute parts are further categorized by additional features:

Direct Equivalent: RC0603FR-0726R1L (YAGEO) matches all parameters including moisture-resistant thick film construction without automotive qualification.

Similar with Enhanced Features: CRCW060326R1FKEA (Vishay Dale), ERJ-3EKF26R1V (Panasonic Electronic Components), and RMCF0603FT26R1 (Stackpole Electronics Inc) provide AEC-Q200 automotive qualification in addition to all mandatory parameters, enabling use in automotive-grade applications.

Parameter Comparison

Engineering Selection Recommendations

For General-Purpose Applications: RC0603FR-0726R1L (YAGEO) provides direct equivalence to RC1608F26R1CS with identical electrical and mechanical specifications. Both parts are moisture-resistant thick film resistors with unlimited MSL rating, suitable for standard industrial and consumer applications. YAGEO inventory availability (109,738 pcs) supports high-volume procurement.

For Automotive Applications: CRCW060326R1FKEA (Vishay Dale), ERJ-3EKF26R1V (Panasonic Electronic Components), and RMCF0603FT26R1 (Stackpole Electronics Inc) are qualified to AEC-Q200 automotive standards while maintaining all electrical and mechanical equivalence to the primary part. These substitutes are appropriate for automotive-grade circuit designs requiring enhanced reliability qualification. All three maintain RoHS3 compliance and REACH unaffected status.

Supply Chain Considerations: All substitute parts are Active product status with established inventory. Selection between substitutes may be based on supply availability, lead time, or existing supplier relationships. Electrical performance across all parts is functionally identical within specified tolerances.

Frequently Asked Questions (FAQ)

Q: Can RC0603FR-0726R1L replace RC1608F26R1CS in any application?

A: RC0603FR-0726R1L is a direct electrical and mechanical equivalent to RC1608F26R1CS. Both parts share identical resistance (26.1 Ohms), tolerance (±1%), power rating (0.1W), package (0603), composition (thick film), temperature coefficient (±100ppm/°C), and operating range (-55°C to 155°C). Direct substitution is valid for applications not requiring automotive qualification.

Q: What is the difference between the Samsung part and the automotive-qualified substitutes?

A: RC1608F26R1CS lacks automotive qualification. CRCW060326R1FKEA, ERJ-3EKF26R1V, and RMCF0603FT26R1 are AEC-Q200 qualified, indicating compliance with automotive reliability and quality standards. All other electrical and mechanical parameters remain identical. Automotive-qualified parts are required for automotive circuit designs; general-purpose applications do not require this qualification.

Q: Are there dimensional differences between these parts?

A: Dimensional specifications are nearly identical across all parts. RC1608F26R1CS, RC0603FR-0726R1L, and ERJ-3EKF26R1V share 0.063" L x 0.031" W (1.60mm x 0.80mm) dimensions with 0.022" (0.55mm) maximum seated height. CRCW060326R1FKEA and RMCF0603FT26R1 have slightly different length dimensions (0.061" / 1.55mm) but identical width and height. These minor variations do not affect PCB layout compatibility for standard 0603 footprints.

Q: What is MSL 1 (Unlimited) and why is it important?

A: Moisture Sensitivity Level 1 (Unlimited) indicates the component has no moisture sensitivity restrictions. These parts do not require special moisture-controlled storage or handling procedures. All listed parts share this MSL rating, ensuring equivalent storage and handling requirements.

Q: Are all substitute parts RoHS3 compliant?

A: All substitute parts listed are RoHS3 compliant and REACH unaffected, matching the compliance status of RC1608F26R1CS. This ensures regulatory equivalence for applications subject to RoHS3 and REACH requirements.

Q: Can I use automotive-qualified parts in non-automotive applications?

A: Automotive-qualified parts (CRCW060326R1FKEA, ERJ-3EKF26R1V, RMCF0603FT26R1) are fully compatible with non-automotive applications. AEC-Q200 qualification represents enhanced reliability and quality standards that exceed general-purpose requirements. Using automotive-qualified parts in standard applications introduces no compatibility issues.