RC3216J331CS 330 Ohm 1206 SMD Resistor Equivalent & Substitute Parts

Part Overview

The RC3216J331CS is a 330 Ohm ±5% thick film chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This component is rated for 0.25W (1/4W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part maintains Active product status with 779 units currently in stock.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when design requirements demand higher tolerance specifications, or when application-specific certifications such as automotive AEC-Q200 qualification are required.

Key Parameters

Parameter	Value	Substitution Relevance
Resistance Value	330 Ohms	Must match exactly
Tolerance	±5%	Can upgrade to ±1%; cannot downgrade
Power Rating	0.25W (1/4W)	Must match or exceed
Package / Case	1206 (3216 Metric)	Must match for PCB compatibility
Composition	Thick Film	Standard for this category
Temperature Coefficient	±100ppm/°C	Standard specification
Operating Temperature	-55°C to 155°C	Must meet or exceed range
RoHS Status	ROHS3 Compliant	Regulatory requirement
Moisture Sensitivity Level	MSL 1 (Unlimited)	Handling and storage standard

Substitute Part Grouping Explanation

Substitution logic for the RC3216J331CS is determined by the following criteria:

Primary Substitution Criteria:

Resistance value: 330 Ohms (exact match required)
Package: 1206 (3216 Metric) (exact match required for PCB footprint compatibility)
Power rating: 0.25W minimum (equal or higher acceptable)
Temperature range: -55°C to 155°C minimum (equal or wider acceptable)
Composition: Thick Film (standard for this resistor category)

Tolerance Upgrade Path: Parts with ±1% tolerance are direct upgrades from the ±5% specification and are fully compatible. The tighter tolerance provides improved circuit accuracy without any electrical or mechanical incompatibility.

Certification Considerations: Automotive AEC-Q200 certified parts are suitable substitutes for general industrial applications. Parts with "Not For New Designs" status remain functionally equivalent but should not be selected for new product development.

Manufacturer Diversity: Equivalent parts are available from Samsung Electro-Mechanics, YAGEO, Bourns Inc., TE Connectivity, Panasonic Electronic Components, Rohm Semiconductor, and Stackpole Electronics Inc. All maintain identical electrical specifications and package dimensions within tolerance.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff	Op. Temp (°C)	Package	RoHS	MSL	Product Status
RC3216J331CS	Samsung Electro-Mechanics	330Ω	±5%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Active
RC3216F331CS	Samsung Electro-Mechanics	330Ω	±1%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Active
RC1206JR-07330RL	YAGEO	330Ω	±5%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Active
AC1206FR-07330RL	YAGEO	330Ω	±1%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Active
CR1206-FX-3300ELF	Bourns Inc.	330Ω	±1%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Active
CRG1206F330R	TE Connectivity	330Ω	±1%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Active
ERJ-8ENF3300V	Panasonic	330Ω	±1%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Not For New Designs
KTR18EZPF3300	Rohm Semiconductor	330Ω	±1%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Active
RC1206FR-07330RL	YAGEO	330Ω	±1%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Active
RMCF1206FT330R	Stackpole Electronics	330Ω	±1%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Active
AC1206JR-07330RL	YAGEO	330Ω	±5%	0.25	±100ppm/°C	-55 to 155	1206	ROHS3	1	Active

Engineering Selection Recommendations

Direct Equivalent (Same Tolerance ±5%):

RC1206JR-07330RL (YAGEO) and AC1206JR-07330RL (YAGEO) are direct functional equivalents with identical ±5% tolerance. Both maintain Active product status. AC1206JR-07330RL includes automotive AEC-Q200 certification, suitable for applications requiring automotive-grade reliability. RC1206JR-07330RL offers the highest inventory availability (485,808 units) for high-volume procurement.

Tolerance Upgrade (±1%):

RC3216F331CS (Samsung Electro-Mechanics), AC1206FR-07330RL (YAGEO), CR1206-FX-3300ELF (Bourns Inc.), CRG1206F330R (TE Connectivity), KTR18EZPF3300 (Rohm Semiconductor), RC1206FR-07330RL (YAGEO), and RMCF1206FT330R (Stackpole Electronics) all provide ±1% tolerance specifications. These parts are electrically and mechanically compatible with the RC3216J331CS and offer improved circuit accuracy.

Automotive Applications:

AC1206FR-07330RL, KTR18EZPF3300, and RMCF1206FT330R carry AEC-Q200 automotive qualification. These parts are suitable for automotive and high-reliability applications requiring certified components.

Inventory Considerations:

RMCF1206FT330R (Stackpole Electronics) provides the highest inventory for ±1% tolerance parts (236,284 units). RC1206JR-07330RL (YAGEO) provides the highest overall inventory (485,808 units) for ±5% tolerance equivalents.

Obsolescence Status:

ERJ-8ENF3300V (Panasonic) carries "Not For New Designs" status. This part remains functionally equivalent but should not be selected for new product development or long-term production commitments.

Frequently Asked Questions (FAQ)

Q: Can I substitute a ±1% tolerance part for the ±5% RC3216J331CS?

A: Yes. A ±1% tolerance part is a direct upgrade and provides tighter resistance accuracy. All ±1% alternatives listed maintain identical electrical and mechanical specifications. This substitution improves circuit performance without introducing incompatibility.

Q: Are all listed parts compatible with the same PCB footprint?

A: All parts use the 1206 (3216 Metric) package. Physical dimensions vary slightly within manufacturing tolerance (length 0.122" to 0.126", height 0.026" to 0.030"), but all are compatible with standard 1206 PCB footprints. Verify specific height clearance if space constraints exist.

Q: What is the difference between Samsung Electro-Mechanics RC series and YAGEO RC_L series?

A: Both are thick film 1206 resistors with identical electrical specifications. The primary difference is manufacturer. YAGEO RC_L series offers significantly higher inventory availability. Selection depends on supply chain requirements and preferred supplier relationships.

Q: Can I use automotive AEC-Q200 certified parts in non-automotive applications?

A: Yes. AEC-Q200 certification indicates enhanced reliability testing and quality standards. These parts are suitable for any application and provide additional assurance of component quality. No downside exists to using automotive-grade components in general industrial applications.

Q: Why is ERJ-8ENF3300V marked "Not For New Designs"?

A: This designation indicates the manufacturer has discontinued active development and recommends alternative parts for new product designs. The part remains functionally equivalent and available in inventory (139,201 units), but should not be selected for new long-term production commitments.

Q: What is Moisture Sensitivity Level (MSL) 1, and why does it matter?

A: MSL 1 indicates unlimited shelf life without moisture exposure controls. All listed parts carry MSL 1 rating, meaning standard storage conditions are acceptable. No special dry-pack or desiccant requirements apply.

Q: Are there any electrical performance differences between manufacturers?

A: All parts meet identical specifications for resistance value, tolerance, power rating, temperature coefficient, and operating temperature range. Electrical performance is equivalent across all manufacturers. Selection can be based on availability, cost, and supply chain preferences.

Q: Can I mix different manufacturers in the same production batch?

A: Yes. All listed parts are electrically and mechanically equivalent. Mixing manufacturers is acceptable from a technical standpoint. However, verify procurement and quality documentation requirements for your specific application or industry standards.

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