RC1608F1133CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F1133CS is a 113 kOhms ±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 MSL Level 1 (Unlimited moisture sensitivity). 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 compliance ratings to ensure direct functional interchangeability in circuit designs.

Substiute Parts

RC1608F1133CS

Samsung Electro-MechanicsIn Stock: 770RC1608F1133CS Datasheet

Current PartRFQ

CR0603-FX-1133ELF

Bourns Inc.In Stock: 21006CR0603-FX-1133ELF Datasheet

DirectRFQ

RC0603FR-07113KL

YAGEOIn Stock: 1085332RC0603FR-07113KL Datasheet

DirectRFQ

AC0603FR-07113KL

YAGEOIn Stock: 22680AC0603FR-07113KL Datasheet

SimilarRFQ

CRCW0603113KFKEA

Vishay DaleIn Stock: 31372CRCW0603113KFKEA Datasheet

SimilarRFQ

ERJ-3EKF1133V

Panasonic Electronic ComponentsIn Stock: 100294ERJ-3EKF1133V Datasheet

SimilarRFQ

RMCF0603FT113K

Stackpole Electronics IncIn Stock: 80879RMCF0603FT113K Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1608F1133CS are classified into two categories based on substitution compatibility:

Direct Substitutes maintain identical electrical and mechanical specifications with no functional or compliance differences:

• CR0603-FX-1133ELF (Bourns Inc.)
• RC0603FR-07113KL (YAGEO)

Similar Substitutes meet all core electrical and mechanical requirements but include additional automotive-grade certifications (AEC-Q200) or minor dimensional variations within acceptable tolerances:

• AC0603FR-07113KL (YAGEO) — Automotive AEC-Q200 rated
• CRCW0603113KFKEA (Vishay Dale) — Automotive AEC-Q200 rated
• ERJ-3EKF1133V (Panasonic Electronic Components) — Automotive AEC-Q200 rated
• RMCF0603FT113K (Stackpole Electronics Inc) — Automotive AEC-Q200 rated

All substitute parts share the following critical parameters with the main part:

• Resistance: 113 kOhms
• Tolerance: ±1%
• Power Rating: 0.1W
• Package: 0603 (1608 Metric)
• Composition: Thick Film
• Temperature Coefficient: ±100ppm/°C
• Operating Temperature: -55°C ~ 155°C
• RoHS3 Compliance
• MSL Level 1

Parameter Comparison

Engineering Selection Recommendations

For General-Purpose Applications: RC0603FR-07113KL (YAGEO) and CR0603-FX-1133ELF (Bourns Inc.) are direct functional equivalents to the RC1608F1133CS. Both maintain identical electrical specifications, package dimensions, and compliance certifications. Selection between these options depends on inventory availability and supply chain considerations.

For Automotive Applications: AC0603FR-07113KL, CRCW0603113KFKEA, ERJ-3EKF1133V, and RMCF0603FT113K are qualified substitutes with AEC-Q200 automotive-grade certification. These parts meet all electrical and mechanical requirements of the main part while providing additional automotive reliability qualification. Use these substitutes when designs require automotive-grade component qualification or when sourcing from automotive supply chains.

Compliance Considerations: All listed parts maintain RoHS3 compliance and MSL Level 1 rating, ensuring compatibility with lead-free assembly processes and unlimited shelf life storage conditions. No additional environmental or regulatory constraints apply to substitution decisions.

Frequently Asked Questions (FAQ)

Q: Can CR0603-FX-1133ELF replace RC1608F1133CS in existing designs without circuit modification?

A: Yes. CR0603-FX-1133ELF is a direct substitute with identical resistance value (113 kOhms), tolerance (±1%), power rating (0.1W), package (0603), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). No circuit modifications are required.

Q: What is the difference between direct substitutes and similar substitutes?

A: Direct substitutes (CR0603-FX-1133ELF, RC0603FR-07113KL) match all electrical and mechanical specifications without additional certifications. Similar substitutes (AC0603FR-07113KL, CRCW0603113KFKEA, ERJ-3EKF1133V, RMCF0603FT113K) include AEC-Q200 automotive qualification, making them suitable for automotive applications while maintaining full compatibility with general-purpose designs.

Q: Are there dimensional differences between substitute parts?

A: Substitute parts maintain the 0603 (1608 Metric) package standard. Minor dimensional variations exist within manufacturing tolerances: most parts measure 0.063" L x 0.031" W (1.60mm x 0.80mm), while CRCW0603113KFKEA and RMCF0603FT113K measure 0.061" L x 0.031-0.033" W (1.55mm x 0.80-0.85mm). These variations remain within PCB footprint tolerances for 0603 packages.

Q: Can automotive-grade substitutes be used in non-automotive applications?

A: Yes. Automotive-grade parts (AEC-Q200 rated) exceed general-purpose requirements and function identically in non-automotive circuits. Selection of automotive-grade substitutes depends on application requirements and cost considerations, not functional compatibility.

Q: What is MSL Level 1 and why is it important?

A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life with no moisture bake-out requirements before soldering. All listed parts carry MSL Level 1 rating, ensuring consistent handling procedures and eliminating moisture-related assembly risks.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed maintain RoHS3 compliance, ensuring compatibility with lead-free assembly processes and regulatory requirements in restricted substance directives.