Equivalent & Substitute Parts for RCS3216J335CS

Part Overview

The RCS3216J335CS is a 3.3 MOhm ±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 properties, operating across -55°C to 155°C temperature range. Substitute parts are identified based on matching electrical specifications (resistance value, power rating, tolerance where applicable) and mechanical compatibility (package type, dimensions, termination count) while maintaining ROHS3 compliance and MSL Level 1 rating.

Key Parameters

Parameter	Value
Resistance	3.3 MOhms
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
Number of Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for RCS3216J335CS is determined by the following mandatory parameters:

Electrical Compatibility:

Resistance value: 3.3 MOhms (exact match required)
Power rating: 0.25W minimum
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C to 155°C minimum

Mechanical Compatibility:

Package type: 1206 (3216 Metric)
Number of terminations: 2
Physical dimensions compatible with 1206 footprint

Regulatory & Environmental:

ROHS3 compliance
MSL Level 1 rating
REACH Unaffected status

Substitute parts are grouped into two categories based on tolerance specification:

Category A - ±5% Tolerance (Direct Equivalents): Parts matching the original ±5% tolerance specification for applications where tolerance is a critical design parameter.

Category B - ±1% Tolerance (Higher Precision Alternatives): Parts with improved ±1% tolerance for applications requiring tighter resistance accuracy. These parts maintain all other electrical and mechanical specifications while offering enhanced precision.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp (°C)	Features	RoHS	MSL
RCS3216J335CS	Samsung Electro-Mechanics	3.3M	±5%	0.25	1206	±100ppm/°C	-55~155	Anti-Sulfur, Moisture Resistant	ROHS3	1
RC3216F335CS	Samsung Electro-Mechanics	3.3M	±1%	0.25	1206	±100ppm/°C	-55~155	Moisture Resistant	ROHS3	1
AC1206FR-073M3L	YAGEO	3.3M	±1%	0.25	1206	±100ppm/°C	-55~155	Automotive AEC-Q200, Moisture Resistant	ROHS3	1
CHV1206-FX-3304ELF	Bourns Inc.	3.3M	±1%	0.25	1206	±100ppm/°C	-55~155	High Voltage	ROHS3	1
CRCW12063M30FKEA	Vishay Dale	3.3M	±1%	0.25	1206	±100ppm/°C	-55~155	Automotive AEC-Q200	ROHS3	1
KTR18EZPF3304	Rohm Semiconductor	3.3M	±1%	0.25	1206	±100ppm/°C	-55~155	Automotive AEC-Q200, High Voltage	ROHS3	1
RC1206FR-073M3L	YAGEO	3.3M	±1%	0.25	1206	±100ppm/°C	-55~155	Moisture Resistant	ROHS3	1
RC1206JR-073M3L	YAGEO	3.3M	±5%	0.25	1206	±100ppm/°C	-55~155	Moisture Resistant	ROHS3	1
RCV12063M30FKEA	Vishay Dale	3.3M	±1%	0.25	1206	±100ppm/°C	-55~155	High Voltage	ROHS3	1

Engineering Selection Recommendations

For Direct Tolerance Match (±5%): RC1206JR-073M3L from YAGEO provides equivalent tolerance specification to the original RCS3216J335CS. Both components maintain ±5% tolerance with identical electrical and mechanical parameters. This selection is appropriate when tolerance specification is a design requirement and substitution must preserve the original tolerance class.

For Improved Tolerance (±1%): RC3216F335CS from Samsung Electro-Mechanics offers the same manufacturer as the original part with upgraded ±1% tolerance. This selection maintains manufacturer consistency while providing enhanced precision. RC1206FR-073M3L from YAGEO provides an alternative ±1% option with moisture-resistant properties.

For Automotive Applications (AEC-Q200): AC1206FR-073M3L (YAGEO) and CRCW12063M30FKEA (Vishay Dale) both carry AEC-Q200 automotive qualification. KTR18EZPF3304 from Rohm Semiconductor combines AEC-Q200 qualification with high-voltage capability. These selections are required for automotive circuit applications.

For High-Voltage Applications: CHV1206-FX-3304ELF (Bourns Inc.) and RCV12063M30FKEA (Vishay Dale) are specified with high-voltage features. KTR18EZPF3304 combines both high-voltage and automotive AEC-Q200 ratings. Selection depends on specific voltage requirements and application environment.

All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and -55°C to 155°C operating temperature range, ensuring regulatory and environmental compatibility with the original component.

Frequently Asked Questions (FAQ)

Q: Can RC3216F335CS replace RCS3216J335CS in any application?

A: RC3216F335CS is electrically and mechanically compatible with RCS3216J335CS. The primary difference is tolerance: RC3216F335CS offers ±1% versus the original ±5%. Substitution is valid when the tighter tolerance does not conflict with circuit design specifications. If the design specifically requires ±5% tolerance, RC1206JR-073M3L should be selected instead.

Q: What is the difference between high-voltage and standard resistor variants?

A: High-voltage variants (CHV1206-FX-3304ELF, RCV12063M30FKEA, KTR18EZPF3304) are designed for circuits operating at elevated voltages. These parts maintain the same 3.3 MOhm resistance and 0.25W power rating but incorporate construction features for high-voltage applications. Selection of high-voltage variants is required only when circuit voltage specifications exceed standard operating conditions.

Q: Are all substitute parts available in the same package footprint?

A: All listed substitute parts use the 1206 (3216 Metric) package with identical two-termination configuration. Physical dimensions are compatible with standard 1206 PCB footprints. Minor dimensional variations (length 3.10mm to 3.20mm, height 0.60mm to 0.66mm) fall within standard 1206 tolerance and do not affect PCB layout compatibility.

Q: Which substitute part should be selected for automotive applications?

A: AC1206FR-073M3L, CRCW12063M30FKEA, and KTR18EZPF3304 carry AEC-Q200 automotive qualification. Selection among these three depends on additional requirements: AC1206FR-073M3L for standard automotive use, CRCW12063M30FKEA for Vishay Dale supply chain preference, or KTR18EZPF3304 when high-voltage capability is also required.

Q: Does tolerance selection affect circuit performance?

A: Tolerance affects resistance accuracy. ±5% tolerance (RCS3216J335CS, RC1206JR-073M3L) allows ±165 kOhm variation from the 3.3 MOhm nominal value. ±1% tolerance (RC3216F335CS, AC1206FR-073M3L, others) limits variation to ±33 kOhm. Circuit designs requiring precise resistance values should specify ±1% tolerance parts. General-purpose applications typically accept ±5% tolerance.

Q: Are all substitute parts ROHS3 compliant?

A: All listed substitute parts are ROHS3 compliant with MSL Level 1 rating and REACH Unaffected status, matching the original RCS3216J335CS regulatory classification. No additional compliance verification is required for substitution.

Q: What is the significance of moisture-resistant and anti-sulfur features?

A: Moisture-resistant and anti-sulfur features enhance component reliability in humid or corrosive environments. The original RCS3216J335CS includes both features. Most substitute parts include moisture-resistant properties. Selection of parts with these features is recommended for applications in harsh environmental conditions; standard parts are acceptable for controlled indoor environments.

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