RC1608F334CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F334CS is a 330 kOhms ±1% 0.1W thick film chip resistor in 0603 (1608 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with moisture-resistant characteristics and ROHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct circuit board compatibility and functional interchangeability.

Substiute Parts

RC1608F334CS

Samsung Electro-MechanicsIn Stock: 735RC1608F334CS Datasheet

Current PartRFQ

CR0603-FX-3303ELF

Bourns Inc.In Stock: 21125CR0603-FX-3303ELF Datasheet

DirectRFQ

CRG0603F330K

TE Connectivity Passive ProductIn Stock: 16108CRG0603F330K Datasheet

DirectRFQ

RC0603FR-07330KL

YAGEOIn Stock: 5380RC0603FR-07330KL Datasheet

DirectRFQ

KTR03EZPF3303

Rohm SemiconductorIn Stock: 5870KTR03EZPF3303 Datasheet

UpgradeRFQ

AC0603FR-07330KL

YAGEOIn Stock: 32719AC0603FR-07330KL Datasheet

SimilarRFQ

AF0603FR-07330KL

YAGEOIn Stock: 10527AF0603FR-07330KL Datasheet

SimilarRFQ

CRCW0603330KFKEA

Vishay DaleIn Stock: 25294CRCW0603330KFKEA Datasheet

SimilarRFQ

ERJ-3EKF3303V

Panasonic Electronic ComponentsIn Stock: 134164ERJ-3EKF3303V Datasheet

SimilarRFQ

RMCF0603FT330K

Stackpole Electronics IncIn Stock: 112410RMCF0603FT330K Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1608F334CS are classified into three categories based on functional equivalence and feature alignment:

Direct Substitutes share identical electrical parameters, mechanical dimensions, and environmental ratings with no additional certifications or features. These parts are pin-compatible and functionally equivalent for standard applications.

Upgrade Substitutes maintain all core electrical and mechanical specifications but include additional automotive-grade certifications (AEC-Q200) or enhanced environmental features such as high-voltage capability. These parts exceed the baseline requirements of the original component.

Similar Substitutes match all critical electrical and mechanical parameters but may include automotive certifications, anti-sulfur properties, or alternative packaging formats. These parts are functionally compatible with potential application-specific advantages.

Substitution eligibility is determined by the following mandatory parameters:

• Resistance value: 330 kOhms
• Tolerance: ±1%
• Power rating: 0.1W (1/10W)
• Package: 0603 (1608 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature: -55°C ~ 155°C
• Terminations: 2
• RoHS compliance: ROHS3

Parameter Comparison

Engineering Selection Recommendations

Direct Substitutes for Standard Applications:

CR0603-FX-3303ELF (Bourns Inc.) and CRG0603F330K (TE Connectivity Passive Product) are direct functional equivalents to the RC1608F334CS. Both maintain identical electrical specifications, operating temperature range, and ROHS3 compliance. CR0603-FX-3303ELF includes moisture-resistant properties matching the original component. CRG0603F330K provides equivalent performance without specified moisture-resistant features. Both are suitable for direct replacement in non-automotive applications.

RC0603FR-07330KL (YAGEO) is a direct substitute with moisture-resistant characteristics and identical electrical parameters. This part is available in Cut Tape & Digi-Reel packaging, offering an alternative to Tape & Reel format while maintaining full functional compatibility.

Upgrade Options for Automotive and Enhanced Reliability Applications:

KTR03EZPF3303 (Rohm Semiconductor) is classified as an upgrade substitute, incorporating Automotive AEC-Q200 certification and high-voltage capability while maintaining all core electrical and mechanical specifications. This part is suitable for automotive-grade circuit designs requiring enhanced reliability standards.

AC0603FR-07330KL (YAGEO) combines Automotive AEC-Q200 certification with moisture-resistant properties, providing enhanced environmental protection for automotive applications.

AF0603FR-07330KL (YAGEO) includes anti-sulfur properties in addition to Automotive AEC-Q200 certification, addressing corrosive environment requirements in automotive and industrial applications.

CRCW0603330KFKEA (Vishay Dale) and ERJ-3EKF3303V (Panasonic Electronic Components) both carry Automotive AEC-Q200 certification and are suitable for automotive circuit applications requiring qualified component status.

RMCF0603FT330K (Stackpole Electronics Inc) provides Automotive AEC-Q200 certification with high inventory availability, suitable for high-volume automotive applications.

Selection Criteria:

For standard consumer and industrial applications without automotive requirements, select from direct substitutes: CR0603-FX-3303ELF, CRG0603F330K, or RC0603FR-07330KL.

For automotive applications or designs requiring enhanced reliability certification, select from upgrade options: KTR03EZPF3303, AC0603FR-07330KL, AF0603FR-07330KL, CRCW0603330KFKEA, ERJ-3EKF3303V, or RMCF0603FT330K.

All substitute parts maintain ROHS3 compliance and Moisture Sensitivity Level 1 (Unlimited), ensuring compatibility with standard PCB assembly processes and storage conditions.

Frequently Asked Questions (FAQ)

Q: Can I use any of these substitute parts as a direct replacement for RC1608F334CS on my circuit board?

A: Yes, all listed substitute parts are functionally equivalent to the RC1608F334CS. They share identical resistance value (330 kOhms), tolerance (±1%), power rating (0.1W), package format (0603), and operating temperature range (-55°C ~ 155°C). All parts are ROHS3 compliant with MSL 1 rating. Physical dimensions and termination count are identical, ensuring PCB footprint compatibility.

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

A: Direct substitutes (CR0603-FX-3303ELF, CRG0603F330K, RC0603FR-07330KL) match all electrical and mechanical specifications of the original RC1608F334CS without additional certifications. Upgrade substitutes (KTR03EZPF3303, AC0603FR-07330KL, AF0603FR-07330KL, CRCW0603330KFKEA, ERJ-3EKF3303V, RMCF0603FT330K) include Automotive AEC-Q200 certification or enhanced environmental features while maintaining identical core specifications. Upgrade substitutes are suitable for automotive applications or designs requiring higher reliability standards.

Q: Does packaging format affect substitutability?

A: Packaging format (Tape & Reel versus Cut Tape & Digi-Reel) does not affect electrical or mechanical compatibility. The difference is in supply format and handling during assembly. Tape & Reel packaging is standard for automated pick-and-place equipment. Cut Tape & Digi-Reel format is suitable for lower-volume applications or manual assembly. Select based on your assembly process requirements, not circuit functionality.

Q: Are all substitute parts ROHS3 compliant?

A: Yes, all substitute parts listed are ROHS3 compliant. The RC1608F334CS and all equivalent parts meet ROHS3 environmental standards, ensuring compliance with regulatory requirements for electronic component manufacturing and disposal.

Q: What does Moisture Sensitivity Level 1 mean?

A: Moisture Sensitivity Level (MSL) 1 indicates unlimited shelf life without moisture-related degradation. All parts in this reference, including the original RC1608F334CS, carry MSL 1 rating. This means components can be stored at standard ambient conditions without requiring desiccant packaging or special moisture control measures.

Q: Which substitute should I choose for automotive applications?

A: For automotive applications, select parts with Automotive AEC-Q200 certification: KTR03EZPF3303, AC0603FR-07330KL, AF0603FR-07330KL, CRCW0603330KFKEA, ERJ-3EKF3303V, or RMCF0603FT330K. These parts meet automotive industry qualification standards and are suitable for vehicle electronics, engine control modules, and other automotive circuit designs.

Q: Can I mix different substitute parts in the same circuit board design?

A: Yes, all substitute parts are functionally equivalent and can be used interchangeably within the same circuit design. However, for production consistency and supply chain management, it is recommended to standardize on a single part number per design revision.

Q: What is the temperature coefficient specification, and why does it matter?

A: The temperature coefficient (±100ppm/°C) specifies the maximum change in resistance value per degree Celsius change in operating temperature. All listed parts share this specification, ensuring consistent performance across the -55°C ~ 155°C operating range. This parameter is critical for precision analog circuits and temperature-sensitive applications.

Q: Are there any dimensional differences between substitute parts?

A: All substitute parts conform to the 0603 (1608 Metric) package standard with identical footprint dimensions (0.063" L x 0.031" W / 1.60mm x 0.80mm). Minor variations in height-seated maximum (0.020" to 0.022" / 0.50mm to 0.55mm) and length/width tolerances exist between manufacturers but do not affect PCB assembly compatibility. Standard 0603 footprints accommodate all listed parts.