RCS3216J332CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216J332CS is a 3.3 kOhms ±5% 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 anti-sulfur and moisture-resistant construction. The part is ROHS3 compliant with unlimited moisture sensitivity level (MSL 1).

Substitute parts are identified when equivalent electrical specifications (resistance value, tolerance, power rating, package) and mechanical dimensions align with the original component, enabling direct replacement in circuit applications without functional degradation.

Key Parameters

Parameter	Value
Resistance	3.3 kOhms
Tolerance	±5%
Power Rating	0.25W (1/4W)
Package / Case	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Primary Matching Criteria:

Resistance value: 3.3 kOhms (exact match required)
Package / Case: 1206 (3216 Metric) (exact match required)
Power rating: 0.25W minimum (equal or higher acceptable)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C minimum
RoHS3 compliance
MSL 1 rating

Tolerance Consideration: The main part specifies ±5% tolerance. Substitute parts with ±1% tolerance meet all electrical requirements and provide improved accuracy, making them functionally compatible. Parts with ±5% tolerance provide direct equivalence.

Packaging Format: Substitute parts are available in Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® formats, which do not affect electrical or mechanical compatibility.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Temp Coeff	Operating Temp	RoHS3	MSL	Product Status
RCS3216J332CS	Samsung Electro-Mechanics	3.3 kOhms	±5%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Yes	1	Active
AC1206JR-073K3L	YAGEO	3.3 kOhms	±5%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Yes	1	Active
RC1206JR-073K3L	YAGEO	3.3 kOhms	±5%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Yes	1	Active
AC1206FR-073K3L	YAGEO	3.3 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Yes	1	Active
RC1206FR-073K3L	YAGEO	3.3 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Yes	1	Active
CR1206-FX-3301ELF	Bourns Inc.	3.3 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Yes	1	Active
CRCW12063K30FKEA	Vishay Dale	3.3 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Yes	1	Active
CRCW12063K30FKEAHP	Vishay Dale	3.3 kOhms	±1%	0.75W	1206	±100ppm/°C	-55°C ~ 155°C	Yes	1	Active
ERJ-8ENF3301V	Panasonic Electronic Components	3.3 kOhms	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Yes	1	Not For New Designs

Engineering Selection Recommendations

Direct Equivalents (±5% Tolerance, 0.25W): AC1206JR-073K3L and RC1206JR-073K3L from YAGEO provide electrical and mechanical equivalence to RCS3216J332CS with identical tolerance and power specifications. Both are Active status components suitable for new designs.

Enhanced Accuracy Substitutes (±1% Tolerance, 0.25W): AC1206FR-073K3L, RC1206FR-073K3L (YAGEO), CR1206-FX-3301ELF (Bourns), and CRCW12063K30FKEA (Vishay Dale) meet all compatibility requirements with improved tolerance specification. All are Active status. These components are suitable for applications requiring tighter resistance accuracy.

Higher Power Rating Option: CRCW12063K30FKEAHP (Vishay Dale) provides 0.75W power rating in the same 1206 package with ±1% tolerance. This component accommodates higher power dissipation requirements while maintaining package compatibility.

Legacy Component: ERJ-8ENF3301V (Panasonic) carries "Not For New Designs" status and should not be selected for new circuit development, though it remains electrically compatible.

Compliance Status: All listed substitutes maintain ROHS3 compliance, MSL 1 rating, and -55°C ~ 155°C operating temperature range, ensuring regulatory and environmental compatibility with the original component.

Frequently Asked Questions (FAQ)

Q: Can AC1206FR-073K3L replace RCS3216J332CS directly? A: Yes. AC1206FR-073K3L is electrically and mechanically compatible. The ±1% tolerance provides improved accuracy compared to the original ±5% specification while maintaining identical resistance value, power rating, package, and operating temperature range.

Q: What is the difference between AC1206JR-073K3L and AC1206FR-073K3L? A: Both are YAGEO 1206 package 3.3 kOhms resistors. AC1206JR-073K3L specifies ±5% tolerance (matching the original part), while AC1206FR-073K3L specifies ±1% tolerance (tighter accuracy). Power rating and package are identical.

Q: Is CRCW12063K30FKEAHP suitable as a substitute? A: Yes, with the consideration that it provides 0.75W power rating versus the original 0.25W. This higher power rating is compatible for direct substitution and provides additional thermal margin in the same 1206 package footprint.

Q: Why is ERJ-8ENF3301V marked "Not For New Designs"? A: ERJ-8ENF3301V carries this status from Panasonic, indicating the manufacturer recommends against using this part in new circuit designs. While electrically compatible, newer alternatives should be prioritized for new development.

Q: Do packaging format differences (Tape & Reel vs. Cut Tape) affect compatibility? A: No. Packaging format (Tape & Reel or Cut Tape & Digi-Reel®) affects only handling and assembly logistics, not electrical or mechanical compatibility. The component specifications remain identical regardless of packaging format.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the original RCS3216J332CS specifications.

Q: Can I use a ±1% tolerance part where ±5% is specified? A: Yes. A ±1% tolerance part is functionally superior and fully compatible in applications designed for ±5% tolerance, as it provides tighter resistance accuracy within the original specification window.

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