RC1608F18R2CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F18R2CS is a 18.2 Ohm ±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 with moisture-resistant construction and RoHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct functional interchangeability in circuit applications.

Substiute Parts

RC1608F18R2CS

Samsung Electro-MechanicsIn Stock: 857RC1608F18R2CS Datasheet

Current PartRFQ

CR0603-FX-18R2ELF

Bourns Inc.In Stock: 18419CR0603-FX-18R2ELF Datasheet

DirectRFQ

RC0603FR-0718R2L

YAGEOIn Stock: 307027RC0603FR-0718R2L Datasheet

DirectRFQ

MCR03ERTF18R2

Rohm SemiconductorIn Stock: 2676MCR03ERTF18R2 Datasheet

UpgradeRFQ

CRCW060318R2FKEA

Vishay DaleIn Stock: 16157CRCW060318R2FKEA Datasheet

SimilarRFQ

ERJ-3EKF18R2V

Panasonic Electronic ComponentsIn Stock: 39893ERJ-3EKF18R2V Datasheet

SimilarRFQ

RMCF0603FT18R2

Stackpole Electronics IncIn Stock: 6893RMCF0603FT18R2 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for RC1608F18R2CS is determined by strict equivalence across the following critical parameters:

Electrical Equivalence Requirements:

• Resistance value: 18.2 Ohms (exact match)
• Tolerance: ±1% (exact match)
• Power rating: 0.1W / 1/10W (exact match)
• Temperature coefficient: ±100ppm/°C (exact match)
• Operating temperature range: -55°C ~ 155°C (exact match)

Mechanical Equivalence Requirements:

• Package type: 0603 (1608 Metric) (exact match)
• Composition: Thick Film (exact match)
• Number of terminations: 2 (exact match)
• Moisture Sensitivity Level: 1 (Unlimited) (exact match)

Compliance Requirements:

• RoHS3 Compliant (mandatory)
• REACH Unaffected (mandatory)

All identified substitute parts meet these criteria. Packaging format (Tape & Reel vs. Cut Tape) does not affect electrical or mechanical interchangeability and represents a logistics consideration only.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitutes (Active Status, Highest Availability):

CR0603-FX-18R2ELF (Bourns Inc.) and RC0603FR-0718R2L (YAGEO) are recommended as primary substitutes. Both maintain Active product status with full RoHS3 and REACH compliance. RC0603FR-0718R2L offers the highest inventory availability (306,975 pcs) among all alternatives.

Secondary Substitutes (Active Status, Automotive-Qualified):

CRCW060318R2FKEA (Vishay Dale), ERJ-3EKF18R2V (Panasonic Electronic Components), and RMCF0603FT18R2 (Stackpole Electronics Inc) are Active products with AEC-Q200 automotive qualification. These components are suitable for applications requiring automotive-grade reliability and traceability.

Discontinued Alternative:

MCR03ERTF18R2 (Rohm Semiconductor) is listed as Discontinued at DiGi Electronics. While electrically and mechanically equivalent, this part should not be selected for new designs or long-term production requirements due to supply discontinuation status.

Packaging Consideration:

All substitutes are available in either Tape & Reel or Cut Tape & Digi-Reel packaging. Selection between packaging formats depends on assembly process requirements and does not affect component electrical performance or mechanical fit.

Frequently Asked Questions (FAQ)

Q: Can CR0603-FX-18R2ELF replace RC1608F18R2CS in existing designs?

A: Yes. CR0603-FX-18R2ELF meets all electrical and mechanical equivalence criteria: 18.2 Ohm ±1% resistance, 0.1W power rating, 0603 package, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, and RoHS3 compliance. Direct substitution is supported.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel packaging?

A: Packaging format affects component delivery and handling during assembly but does not alter electrical performance or mechanical dimensions. Tape & Reel is continuous reel format suitable for high-speed automated assembly. Cut Tape & Digi-Reel is pre-cut tape format suitable for lower-volume or mixed-component assembly. Both formats contain identical components.

Q: Why is MCR03ERTF18R2 listed if it is discontinued?

A: MCR03ERTF18R2 is included in the reference for historical traceability and design documentation purposes. Existing inventory may remain available through secondary distributors. For new designs and production, Active-status alternatives are recommended.

Q: Are AEC-Q200 qualified parts (CRCW060318R2FKEA, ERJ-3EKF18R2V, RMCF0603FT18R2) required for this application?

A: AEC-Q200 qualification is not required for all applications. Standard industrial-grade substitutes (CR0603-FX-18R2ELF, RC0603FR-0718R2L) are suitable for non-automotive applications. AEC-Q200 qualified alternatives should be selected only when automotive reliability standards or customer specifications mandate automotive-grade components.

Q: Can I mix different manufacturer parts in the same production batch?

A: All listed substitutes are electrically and mechanically equivalent and meet identical compliance standards. Mixing manufacturers within a single production batch is technically supported. However, procurement and quality assurance procedures should be reviewed to ensure traceability and documentation requirements are met.

Q: What does Moisture Sensitivity Level 1 (Unlimited) mean?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. No baking or desiccant storage is required prior to assembly.