RC3216F3R9CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216F3R9CS is a 3.9 Ohms ±1% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with 992 pieces currently in stock. The part is designed for general-purpose applications requiring moisture-resistant thick film construction across industrial temperature ranges. Substitute parts are identified when original inventory becomes unavailable, when alternative sourcing is required for supply chain optimization, or when specific application requirements necessitate components with enhanced certifications or performance characteristics.

Key Parameters

Parameter	Value	Specification Basis
Resistance	3.9 Ohms	Core electrical specification
Tolerance	±1%	Precision requirement
Power Rating	0.25W (1/4W)	Thermal dissipation capacity
Package Type	1206 (3216 Metric)	Physical form factor
Composition	Thick Film	Construction technology
Operating Temperature Range	-55°C ~ 155°C	Environmental operating limits
RoHS Status	ROHS3 Compliant	Regulatory compliance
Moisture Sensitivity Level	MSL 1 (Unlimited)	Handling and storage requirements

Substitute Part Grouping Explanation

Substitute parts for the RC3216F3R9CS are qualified based on strict electrical and mechanical parameter matching. The substitution criteria are:

Mandatory Matching Parameters:

Resistance value: 3.9 Ohms (exact match required)
Tolerance: ±1% (exact match required)
Power rating: 0.25W / 1/4W (exact match required)
Package: 1206 (3216 Metric) (exact match required)
Composition: Thick Film (exact match required)
Operating temperature range: -55°C ~ 155°C (minimum requirement)
RoHS3 compliance (regulatory requirement)
MSL 1 rating (handling compatibility)

Allowable Variations:

Temperature coefficient: ±200ppm/°C to ±300ppm/°C (within acceptable drift range)
Physical dimensions: Minor variations within 1206 package specification tolerance
Height seated maximum: 0.026" to 0.028" (within standard package envelope)
Packaging format: Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® (logistics variation only)
Additional certifications: AEC-Q200 automotive qualification (enhancement, not requirement)

All identified substitute parts meet these criteria and are confirmed Active product status with current inventory availability.

Parameter Comparison

Parameter	RC3216F3R9CS (Samsung)	ERJ-8RQF3R9V (Panasonic)	RC1206FR-073R9L (YAGEO)
Manufacturer	Samsung Electro-Mechanics	Panasonic Electronic Components	YAGEO
Resistance	3.9 Ohms	3.9 Ohms	3.9 Ohms
Tolerance	±1%	±1%	±1%
Power Rating	0.25W (1/4W)	0.25W (1/4W)	0.25W (1/4W)
Package	1206 (3216 Metric)	1206 (3216 Metric)	1206 (3216 Metric)
Composition	Thick Film	Thick Film	Thick Film
Temperature Coefficient	±300ppm/°C	±200ppm/°C	±200ppm/°C
Operating Temperature	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
Size / Dimension	0.126" L x 0.063" W (3.20mm x 1.60mm)	0.126" L x 0.063" W (3.20mm x 1.60mm)	0.122" L x 0.063" W (3.10mm x 1.60mm)
Height - Seated (Max)	0.026" (0.65mm)	0.028" (0.70mm)	0.026" (0.65mm)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	MSL 1 (Unlimited)	MSL 1 (Unlimited)	MSL 1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
Current Inventory	992 Pcs	10727 Pcs	2200 Pcs

Engineering Selection Recommendations

RC3216F3R9CS (Samsung Electro-Mechanics) - Primary Part

Use as first choice when available. Active product status with established supply. Moisture-resistant thick film construction suitable for general industrial applications. Temperature coefficient of ±300ppm/°C is within acceptable range for non-precision applications.

ERJ-8RQF3R9V (Panasonic Electronic Components) - Preferred Substitute

Select when primary part is unavailable. Offers superior temperature coefficient specification (±200ppm/°C versus ±300ppm/°C), providing improved stability across temperature extremes. Includes AEC-Q200 automotive qualification, indicating enhanced reliability testing and quality assurance. Current sense thick film construction supports high-reliability applications. Highest current inventory (10727 pieces) ensures supply continuity. Tape & Reel packaging suitable for automated assembly processes.

RC1206FR-073R9L (YAGEO) - Secondary Substitute

Use when primary and preferred substitutes are unavailable. Equivalent moisture-resistant thick film construction with improved temperature coefficient (±200ppm/°C). Dimensions within 1206 package tolerance (3.10mm length versus 3.20mm standard). Height-seated specification matches primary part (0.026"). Cut Tape & Digi-Reel® packaging accommodates both manual and automated assembly. Adequate inventory availability (2200 pieces).

All three parts satisfy regulatory compliance (ROHS3, REACH Unaffected) and handling requirements (MSL 1). Selection between substitutes depends on supply availability, packaging format requirements, and application-specific reliability demands.

Frequently Asked Questions (FAQ)

Q: Can ERJ-8RQF3R9V replace RC3216F3R9CS in any application?

A: Yes. Both parts share identical electrical specifications (3.9 Ohms ±1%, 0.25W) and package form factor (1206). The ERJ-8RQF3R9V features improved temperature coefficient (±200ppm/°C) and AEC-Q200 certification, making it suitable for all applications where the primary part is used. No circuit redesign or validation is required for direct substitution.

Q: What is the difference between the three substitute options?

A: All three parts meet core electrical and mechanical requirements. Primary differences are: (1) Temperature coefficient: Samsung ±300ppm/°C, Panasonic and YAGEO ±200ppm/°C; (2) Certifications: Panasonic includes AEC-Q200 automotive qualification; (3) Packaging: Panasonic supplied in Tape & Reel, YAGEO in Cut Tape & Digi-Reel®; (4) Inventory: Panasonic has highest stock (10727 pcs). Selection depends on supply availability and application requirements.

Q: Are there physical dimension differences that affect PCB layout?

A: Minor variations exist within 1206 package tolerance. YAGEO RC1206FR-073R9L has 3.10mm length versus 3.20mm standard (0.1mm difference). Height-seated specifications range from 0.026" to 0.028" (0.65mm to 0.70mm). These variations are within standard 1206 package envelope and do not require PCB layout modification. Verify footprint design accommodates maximum specified dimensions.

Q: Which substitute is best for high-temperature applications?

A: Panasonic ERJ-8RQF3R9V and YAGEO RC1206FR-073R9L both offer ±200ppm/°C temperature coefficient, superior to Samsung's ±300ppm/°C. Both operate across -55°C ~ 155°C range. For applications requiring maximum temperature stability, either Panasonic or YAGEO is preferred. Panasonic's AEC-Q200 qualification indicates automotive-grade reliability testing.

Q: What packaging formats are available?

A: Samsung RC3216F3R9CS: Standard packaging (format not specified). Panasonic ERJ-8RQF3R9V: Tape & Reel (TR) for automated assembly. YAGEO RC1206FR-073R9L: Cut Tape (CT) & Digi-Reel® for mixed manual/automated assembly. Verify packaging compatibility with assembly equipment before procurement.

Q: Are all parts RoHS3 compliant?

A: Yes. All three parts (Samsung RC3216F3R9CS, Panasonic ERJ-8RQF3R9V, and YAGEO RC1206FR-073R9L) are ROHS3 Compliant and REACH Unaffected. All parts meet current environmental and regulatory requirements for commercial and industrial applications.

Q: What is MSL 1 rating and why does it matter?

A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life with no special moisture control requirements during storage or handling. All three substitute parts carry MSL 1 rating, meaning they can be stored under standard warehouse conditions without desiccant packaging or controlled humidity environments. This simplifies inventory management and reduces handling costs.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message