RCS3216F4644CS Equivalent & Substitute Parts

Part Overview

The RCS3216F4644CS is a 4.64 MOhms ±1% 0.25W chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This thick film resistor features anti-sulfur and moisture-resistant construction, operating across -55°C to 155°C. The part is Active status and ROHS3 compliant with MSL 1 rating. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with application requirements.

Substiute Parts

RCS3216F4644CS

Samsung Electro-MechanicsIn Stock: 1115RCS3216F4644CS Datasheet

Current PartRFQ

CRCW12064M64FKEA

Vishay DaleIn Stock: 15910CRCW12064M64FKEA Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RCS3216F4644CS is determined by strict alignment of the following parameters:

Critical Matching Parameters:

• Resistance value: 4.64 MOhms
• Tolerance: ±1%
• Power rating: 0.25W (1/4W)
• Package: 1206 (3216 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Termination count: 2
• RoHS compliance: ROHS3
• MSL rating: 1

The CRCW12064M64FKEA from Vishay Dale meets all critical electrical and mechanical parameters. Both parts share identical resistance, tolerance, power rating, package dimensions, and thermal specifications. Both are ROHS3 compliant with MSL 1 rating. The substitute part includes automotive AEC-Q200 qualification, which represents an additional certification level beyond the base requirements.

Parameter Comparison

Engineering Selection Recommendations

Both the RCS3216F4644CS and CRCW12064M64FKEA are Active status components meeting ROHS3 compliance and MSL 1 requirements. Selection between these parts depends on application-specific certification needs:

RCS3216F4644CS is suitable for general industrial and commercial applications requiring anti-sulfur and moisture-resistant thick film construction.

CRCW12064M64FKEA is suitable for automotive and mission-critical applications requiring AEC-Q200 qualification. The automotive certification provides additional reliability assurance for demanding environments.

Both parts are electrically and mechanically interchangeable within the specified parameter tolerances. The maximum seated height difference (0.026" vs 0.024") is within typical PCB design margins for 1206 package components.

Frequently Asked Questions (FAQ)

Q: Can CRCW12064M64FKEA replace RCS3216F4644CS in any application?

A: Yes, provided the application does not require specific anti-sulfur features beyond standard thick film construction. Both parts meet identical electrical specifications, tolerance, power rating, and thermal operating range. The CRCW12064M64FKEA includes automotive AEC-Q200 qualification, making it suitable for automotive and high-reliability applications.

Q: Are the physical dimensions compatible for PCB layout?

A: Yes. Both parts use the 1206 (3216 Metric) package with identical length and width (0.126" x 0.063" / 3.20mm x 1.60mm). The seated height difference (0.66mm vs 0.60mm) is within standard PCB design tolerances for this package class.

Q: What is the significance of the ±100ppm/°C temperature coefficient?

A: The temperature coefficient specifies resistance change per degree Celsius across the operating range. Both parts maintain identical ±100ppm/°C performance, ensuring equivalent thermal stability in circuit applications across -55°C to 155°C.

Q: Does MSL 1 rating affect storage or handling?

A: MSL 1 (Unlimited) indicates no moisture sensitivity restrictions. Both parts can be stored and handled without special moisture control measures, simplifying inventory and assembly processes.

Q: Are both parts REACH compliant?

A: Yes. Both RCS3216F4644CS and CRCW12064M64FKEA are REACH Unaffected, indicating compliance with EU chemical regulations.