RC1608F6341CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F6341CS is a 6.34 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 with 1,102 pieces currently in stock. The part is designed for general-purpose applications requiring moisture-resistant thick film construction and operates across the temperature range of -55°C to 155°C. Equivalent and substitute parts are identified to provide design flexibility, supply chain alternatives, and application-specific options including automotive-qualified variants.

Key Parameters

Parameter	Value	Specification Type
Resistance Value	6.34 kOhms	Electrical
Tolerance	±1%	Electrical
Power Rating	0.1W (1/10W)	Electrical
Package / Case	0603 (1608 Metric)	Mechanical
Composition	Thick Film	Construction
Temperature Coefficient	±100ppm/°C	Electrical
Operating Temperature Range	-55°C to 155°C	Environmental
Moisture Sensitivity Level (MSL)	1 (Unlimited)	Environmental
RoHS Status	ROHS3 Compliant	Compliance
Number of Terminations	2	Mechanical

Substitute Part Grouping Explanation

Substitute parts are classified into two categories based on their electrical and mechanical compatibility with the RC1608F6341CS:

Direct Equivalents share identical electrical specifications (6.34 kOhms, ±1%, 0.1W), mechanical package (0603), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and compliance certifications (ROHS3, REACH Unaffected). These parts differ only in manufacturer and packaging format (Tape & Reel vs. Cut Tape).

Similar Parts with Enhanced Features maintain all core electrical and mechanical parameters but include additional automotive qualification (AEC-Q200 rating). These parts are suitable for applications requiring automotive-grade reliability while maintaining full electrical and thermal compatibility.

The substitution logic is based strictly on:

Resistance value and tolerance matching
Power rating equivalence
Package / case compatibility (0603 form factor)
Composition type (thick film)
Temperature coefficient alignment
Operating temperature range coverage
Compliance certifications (RoHS3, REACH status)
Moisture sensitivity level (MSL 1)

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Composition	Temp Coeff	Op. Temp Range	MSL	RoHS	AEC-Q200	Packaging Type	Inventory
RC1608F6341CS	Samsung Electro-Mechanics	6.34 kΩ	±1%	0.1	0603	Thick Film	±100ppm/°C	-55 to 155°C	1	ROHS3	No	Tape & Reel	1,102
CR0603-FX-6341ELF	Bourns Inc.	6.34 kΩ	±1%	0.1	0603	Thick Film	±100ppm/°C	-55 to 155°C	1	ROHS3	No	Tape & Reel	26,073
RC0603FR-076K34L	YAGEO	6.34 kΩ	±1%	0.1	0603	Thick Film	±100ppm/°C	-55 to 155°C	1	ROHS3	No	Cut Tape & Digi-Reel	773,877
AC0603FR-076K34L	YAGEO	6.34 kΩ	±1%	0.1	0603	Thick Film	±100ppm/°C	-55 to 155°C	1	ROHS3	Yes	Tape & Reel	4,823
CRCW06036K34FKEA	Vishay Dale	6.34 kΩ	±1%	0.1	0603	Thick Film	±100ppm/°C	-55 to 155°C	1	ROHS3	Yes	Cut Tape & Digi-Reel	13,459
CRCW06036K34FKEB	Vishay Dale	6.34 kΩ	±1%	0.1	0603	Thick Film	±100ppm/°C	-55 to 155°C	1	ROHS3	Yes	Tape & Reel	15,606
ERJ-3EKF6341V	Panasonic Electronic Components	6.34 kΩ	±1%	0.1	0603	Thick Film	±100ppm/°C	-55 to 155°C	1	ROHS3	Yes	Tape & Reel	100,293
RMCF0603FT6K34	Stackpole Electronics Inc	6.34 kΩ	±1%	0.1	0603	Thick Film	±100ppm/°C	-55 to 155°C	1	ROHS3	Yes	Tape & Reel	352,528

Engineering Selection Recommendations

For General-Purpose Applications: The RC0603FR-076K34L (YAGEO) provides the highest inventory availability (773,877 pieces) while maintaining full electrical and mechanical compatibility. This part is suitable for non-automotive applications where AEC-Q200 qualification is not required. The Cut Tape & Digi-Reel packaging offers flexibility for both automated and manual assembly processes.

For Automotive Applications: Parts with AEC-Q200 qualification are required for automotive-grade reliability. The RMCF0603FT6K34 (Stackpole Electronics Inc) offers the largest inventory (352,528 pieces) among automotive-qualified options. The ERJ-3EKF6341V (Panasonic Electronic Components) provides 100,293 pieces with active product status. Both maintain identical electrical specifications and operating temperature range as the main part.

For Direct Replacement with Minimal Supply Chain Impact: The CR0603-FX-6341ELF (Bourns Inc.) serves as a direct equivalent with 26,073 pieces in stock, offering immediate availability without requiring design modifications or qualification testing.

Product Status Consideration: The CRCW06036K34FKEB (Vishay Dale) is listed as discontinued at DiGi Electronics. While 15,606 pieces remain in inventory, this part should be considered only for existing stock utilization or legacy system maintenance. For new designs, select from active product status parts.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC1608F6341CS with any of the listed equivalent parts without design changes?

A: Yes. All listed parts maintain identical electrical specifications (6.34 kOhms ±1%, 0.1W), mechanical package (0603), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). Direct substitution is electrically and mechanically compatible. However, verify packaging format (Tape & Reel vs. Cut Tape) matches your assembly process requirements.

Q: What is the difference between direct equivalents and AEC-Q200 qualified parts?

A: Direct equivalents (CR0603-FX-6341ELF, RC0603FR-076K34L) provide identical electrical and mechanical performance for general-purpose applications. AEC-Q200 qualified parts (AC0603FR-076K34L, CRCW06036K34FKEA, CRCW06036K34FKEB, ERJ-3EKF6341V, RMCF0603FT6K34) meet automotive industry reliability standards and are required for automotive circuit designs. Both categories are electrically interchangeable.

Q: Does packaging format (Tape & Reel vs. Cut Tape) affect electrical performance?

A: No. Packaging format affects only handling, storage, and assembly process compatibility. Tape & Reel packaging is optimized for automated pick-and-place assembly. Cut Tape & Digi-Reel packaging provides flexibility for both automated and manual assembly. Electrical performance remains identical regardless of packaging format.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed parts, including the main part RC1608F6341CS, are ROHS3 compliant and REACH unaffected. This ensures compliance with environmental and hazardous substance regulations across all substitute options.

Q: Which substitute part offers the best inventory availability?

A: The RC0603FR-076K34L (YAGEO) provides the highest inventory with 773,877 pieces in stock. For automotive-qualified alternatives, the RMCF0603FT6K34 (Stackpole Electronics Inc) offers 352,528 pieces.

Q: Can I use parts with different manufacturers interchangeably in the same circuit?

A: Yes. All substitute parts maintain identical electrical specifications, tolerance, power rating, and operating temperature range. Manufacturer differences do not affect circuit performance. However, verify component placement and thermal management remain consistent with original design specifications.

Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed parts share this MSL rating, eliminating moisture-related compatibility concerns during substitution.

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