RC1608F3830CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F3830CS is a 383 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 shelf life). The part is designed for general-purpose applications requiring moisture-resistant thick film construction across extended temperature ranges from -55°C to 155°C. Equivalent and substitute parts are identified to support procurement flexibility, supply chain continuity, and application-specific requirements such as automotive qualification or alternative packaging formats.

Substiute Parts

RC1608F3830CS

Samsung Electro-MechanicsIn Stock: 1019RC1608F3830CS Datasheet

Current PartRFQ

CR0603-FX-3830ELF

Bourns Inc.In Stock: 54039CR0603-FX-3830ELF Datasheet

DirectRFQ

RC0603FR-07383RL

YAGEOIn Stock: 236032RC0603FR-07383RL Datasheet

DirectRFQ

CRCW0603383RFKEA

Vishay DaleIn Stock: 20946CRCW0603383RFKEA Datasheet

SimilarRFQ

CRCW0603383RFKTA

Vishay DaleIn Stock: 10923CRCW0603383RFKTA Datasheet

SimilarRFQ

ERJ-3EKF3830V

Panasonic Electronic ComponentsIn Stock: 237144ERJ-3EKF3830V Datasheet

SimilarRFQ

RMCF0603FT383R

Stackpole Electronics IncIn Stock: 13094RMCF0603FT383R Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1608F3830CS are classified into two categories based on substitution criteria:

Direct Substitutes share identical electrical specifications, mechanical dimensions, and compliance status with the main part:

• Resistance: 383 Ohms ±1%
• Power Rating: 0.1W
• Package: 0603 (1608 Metric)
• Temperature Coefficient: ±100ppm/°C
• Operating Temperature: -55°C to 155°C
• MSL: 1 (Unlimited)
• RoHS3 Compliance: Yes

Similar Substitutes meet all core electrical and mechanical requirements but include additional automotive qualification (AEC-Q200) or have minor dimensional variations within acceptable tolerances. These parts are suitable for applications requiring automotive-grade reliability or where enhanced qualification is beneficial.

The substitution logic is based strictly on:

1. Identical resistance value and tolerance
2. Matching power dissipation rating
3. Compatible 0603 package footprint
4. Equivalent temperature performance
5. Compliance with RoHS3 and REACH requirements
6. MSL rating of 1 or better

Parameter Comparison

Engineering Selection Recommendations

For Direct Substitution (Non-Automotive Applications):

CR0603FR-07383RL (YAGEO) is the primary direct substitute. This part maintains identical electrical and mechanical specifications with the RC1608F3830CS. YAGEO offers the highest inventory availability (235,981 pcs) and supports both Cut Tape and Digi-Reel packaging options, providing flexibility for different procurement and assembly workflows. RoHS3 compliance and REACH Unaffected status align with the main part.

CR0603-FX-3830ELF (Bourns Inc.) serves as a secondary direct substitute with equivalent specifications and 53,955 pcs inventory availability. Bourns packaging is Tape & Reel format.

For Automotive and Enhanced Reliability Applications:

ERJ-3EKF3830V (Panasonic Electronic Components) is recommended for applications requiring AEC-Q200 automotive qualification. This part maintains all core electrical specifications while adding automotive-grade reliability certification. Panasonic provides 237,057 pcs inventory and RoHS3 compliance with REACH Unaffected status.

RMCF0603FT383R (Stackpole Electronics Inc) offers AEC-Q200 qualification with 13,026 pcs availability. Stackpole maintains RoHS3 compliance and REACH Unaffected status.

CRCW0603383RFKEA (Vishay Dale) provides AEC-Q200 qualification with 20,864 pcs inventory and Tape & Reel packaging. Note: CRCW0603383RFKTA variant is RoHS non-compliant and REACH Affected; this variant should not be selected for new designs requiring RoHS3 compliance.

Selection Criteria Summary:

• Standard applications without automotive requirements: CR0603FR-07383RL or CR0603-FX-3830ELF
• Automotive or high-reliability applications: ERJ-3EKF3830V, RMCF0603FT383R, or CRCW0603383RFKEA
• Packaging preference (Cut Tape vs. Tape & Reel): Verify with procurement requirements
• Compliance verification: All recommended parts are RoHS3 compliant and REACH Unaffected

Frequently Asked Questions (FAQ)

Q1: Can I substitute RC1608F3830CS with any of the listed parts without design changes?

A: Yes, for direct substitutes (CR0603FR-07383RL and CR0603-FX-3830ELF). These parts share identical electrical specifications, tolerance, power rating, package dimensions, and temperature performance. No circuit redesign or PCB layout modification is required. For automotive-qualified variants (ERJ-3EKF3830V, RMCF0603FT383R, CRCW0603383RFKEA), substitution is also direct from an electrical and mechanical standpoint, with the addition of AEC-Q200 qualification.

Q2: What is the difference between direct substitutes and similar substitutes?

A: Direct substitutes (CR0603FR-07383RL, CR0603-FX-3830ELF) have identical specifications and no additional qualifications. Similar substitutes (ERJ-3EKF3830V, RMCF0603FT383R, CRCW0603383RFKEA) include automotive AEC-Q200 qualification, which adds reliability testing and traceability requirements but does not change electrical or mechanical performance. Similar substitutes are suitable for all applications where direct substitutes work, plus automotive and safety-critical applications.

Q3: Are there packaging differences between substitute parts?

A: Yes. RC1608F3830CS, CR0603-FX-3830ELF, ERJ-3EKF3830V, and RMCF0603FT383R are supplied in Tape & Reel (TR) format. RC0603FR-07383RL is available in Cut Tape (CT) & Digi-Reel format. CRCW0603383RFKEA is Tape & Reel. Packaging format affects assembly line compatibility and handling procedures but does not impact electrical performance. Verify packaging compatibility with your assembly process before procurement.

Q4: Do all substitute parts meet RoHS3 and REACH compliance?

A: All recommended substitutes are RoHS3 compliant and REACH Unaffected, matching the RC1608F3830CS compliance profile. Note: CRCW0603383RFKTA (a variant of Vishay Dale's CRCW series) is RoHS non-compliant and REACH Affected; this specific variant should not be used for new designs.

Q5: What is the significance of MSL 1 (Unlimited) rating?

A: MSL 1 rating indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed parts, including the main part and substitutes, carry MSL 1 rating, eliminating moisture sensitivity as a selection factor.

Q6: Can I use automotive-qualified parts (AEC-Q200) in non-automotive applications?

A: Yes. Automotive-qualified parts (ERJ-3EKF3830V, RMCF0603FT383R, CRCW0603383RFKEA) are fully compatible with non-automotive applications. AEC-Q200 qualification represents additional testing and reliability assurance, not a restriction. These parts are suitable for any application where the RC1608F3830CS is used.

Q7: How do I choose between multiple substitute options?

A: Selection priority: (1) Verify packaging format compatibility with your assembly process; (2) Confirm inventory availability with your supplier; (3) For automotive or high-reliability applications, select AEC-Q200 qualified parts; (4) For standard applications, direct substitutes offer cost efficiency; (5) Cross-reference lead times and pricing with your procurement team.

Q8: Are dimensional tolerances identical across all substitute parts?

A: Core dimensions are equivalent (0603 package footprint). Minor variations exist: RC1608F3830CS, CR0603-FX-3830ELF, and ERJ-3EKF3830V have 0.063" L x 0.031" W dimensions; CRCW0603383RFKEA and RMCF0603FT383R have 0.061" L x 0.031" W or 0.033" W dimensions. These variations are within standard 0603 package tolerances and do not affect PCB pad compatibility or assembly processes.