RC1608F1400CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F1400CS is a 140 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 Moisture Sensitivity Level 1 (Unlimited). The part is designed for general-purpose applications requiring moisture-resistant thick film construction. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct functional replacement in circuit designs.

Substiute Parts

RC1608F1400CS

Samsung Electro-MechanicsIn Stock: 665RC1608F1400CS Datasheet

Current PartRFQ

CR0603-FX-1400ELF

Bourns Inc.In Stock: 23520CR0603-FX-1400ELF Datasheet

DirectRFQ

RC0603FR-07140RL

YAGEOIn Stock: 298130RC0603FR-07140RL Datasheet

DirectRFQ

AC0603FR-07140RL

YAGEOIn Stock: 27334AC0603FR-07140RL Datasheet

SimilarRFQ

CRCW0603140RFKEA

Vishay DaleIn Stock: 26686CRCW0603140RFKEA Datasheet

SimilarRFQ

ERJ-3EKF1400V

Panasonic Electronic ComponentsIn Stock: 639685ERJ-3EKF1400V Datasheet

SimilarRFQ

RMCF0603FT140R

Stackpole Electronics IncIn Stock: 87409RMCF0603FT140R Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1608F1400CS are classified into two categories based on functional equivalence and application suitability:

Direct Equivalents share identical electrical and mechanical specifications with no additional certifications or feature variations. These parts are interchangeable without design modification.

Similar Parts with Enhanced Features maintain all core electrical and mechanical parameters but include additional automotive-grade certifications (AEC-Q200) or alternative packaging formats. These parts are suitable for applications requiring higher reliability standards or specific supply chain requirements.

The substitution logic is based strictly on the following matching criteria:

• Resistance value: 140 Ohms
• Tolerance: ±1%
• Power rating: 0.1W (1/10W)
• Package format: 0603 (1608 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Moisture Sensitivity Level: 1 (Unlimited)
• RoHS3 compliance

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalent Selection: CR0603-FX-1400ELF (Bourns Inc.) serves as a direct functional equivalent to RC1608F1400CS with identical electrical specifications, mechanical dimensions, and environmental ratings. Both parts share Moisture Sensitivity Level 1 and RoHS3 compliance without additional automotive certifications.

Enhanced Reliability Applications: For applications requiring automotive-grade qualification, AC0603FR-07140RL, CRCW0603140RFKEA, ERJ-3EKF1400V, and RMCF0603FT140R are suitable alternatives. These parts maintain all core electrical and mechanical parameters while providing AEC-Q200 certification, appropriate for automotive and high-reliability industrial applications.

Packaging Considerations: RC0603FR-07140RL (YAGEO) and CRCW0603140RFKEA (Vishay Dale) are available in Cut Tape & Digi-Reel packaging, offering alternative supply chain options to standard Tape & Reel format. All remaining substitutes are supplied in Tape & Reel packaging consistent with the original part.

Product Status: All listed substitute parts maintain Active product status, ensuring continued availability and manufacturer support equivalent to the RC1608F1400CS.

Frequently Asked Questions (FAQ)

Q: Can CR0603-FX-1400ELF replace RC1608F1400CS in any application? A: Yes. CR0603-FX-1400ELF is a direct equivalent with matching resistance value (140 Ohms), tolerance (±1%), power rating (0.1W), package format (0603), temperature coefficient (±100ppm/°C), operating temperature range (-55°C ~ 155°C), and RoHS3 compliance. No design modification is required.

Q: What is the difference between standard and AEC-Q200 rated substitutes? A: AEC-Q200 rated parts (AC0603FR-07140RL, CRCW0603140RFKEA, ERJ-3EKF1400V, RMCF0603FT140R) include automotive-grade qualification and enhanced reliability testing. Standard parts (RC1608F1400CS, CR0603-FX-1400ELF, RC0603FR-07140RL) are suitable for general-purpose applications. Both categories meet identical electrical and mechanical specifications.

Q: Are there dimensional differences between substitute parts? A: Nominal dimensions are 0603 (1608 Metric) for all parts. Minor variations exist in maximum seated height: most parts specify 0.022" (0.55mm), while CRCW0603140RFKEA specifies 0.020" (0.50mm). These variations remain within standard 0603 package tolerances and do not affect PCB layout or assembly compatibility.

Q: What packaging options are available? A: RC1608F1400CS, CR0603-FX-1400ELF, AC0603FR-07140RL, ERJ-3EKF1400V, and RMCF0603FT140R are supplied in Tape & Reel (TR) format. RC0603FR-07140RL and CRCW0603140RFKEA are available in Cut Tape (CT) & Digi-Reel format. Selection depends on assembly equipment compatibility and supply chain requirements.

Q: Do all substitutes maintain Moisture Sensitivity Level 1? A: Yes. All listed substitute parts maintain Moisture Sensitivity Level 1 (Unlimited), matching the RC1608F1400CS specification. This classification indicates no moisture sensitivity restrictions during storage or handling.

Q: Are all substitutes RoHS3 compliant? A: Yes. All substitute parts listed are RoHS3 compliant, matching the environmental compliance status of RC1608F1400CS. REACH status is Unaffected for all parts.