RCS3216J165CS Equivalent & Substitute Parts

Part Overview

The RCS3216J165CS is a 1.6 MOhms ±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. The part is ROHS3 compliant and suitable for general industrial applications requiring standard tolerance resistors.

Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained across the same package format, resistance value, and power rating. Alternative sources become necessary due to inventory availability, supply chain optimization, or specific application requirements such as automotive qualification or enhanced tolerance specifications.

Substiute Parts

RCS3216J165CS

Samsung Electro-MechanicsIn Stock: 913RCS3216J165CS Datasheet

Current PartRFQ

ERJ-8ENF1604V

Panasonic Electronic ComponentsIn Stock: 56251ERJ-8ENF1604V Datasheet

SimilarRFQ

KTR18EZPF1604

Rohm SemiconductorIn Stock: 107085KTR18EZPF1604 Datasheet

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RC1206FR-071M6L

YAGEOIn Stock: 10619RC1206FR-071M6L Datasheet

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RC1206JR-071M6L

YAGEOIn Stock: 3407RC1206JR-071M6L Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution logic for the RCS3216J165CS is based on the following allowed parameters:

Primary Matching Criteria (Non-Negotiable):

• Resistance value: 1.6 MOhms
• Power rating: 0.25W (1/4W)
• Package format: 1206 (3216 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• RoHS3 compliance
• MSL 1 rating

Secondary Matching Criteria (Allowable Variation):

• Tolerance: ±5% (main part) to ±1% (substitute parts) — tighter tolerance is acceptable as it maintains or improves accuracy
• Features: Anti-sulfur/moisture-resistant (main part) to automotive AEC-Q200 or high voltage (substitute parts) — enhanced features are acceptable
• Product status: Active or Not For New Designs — both statuses are acceptable for substitution purposes
• Packaging format: Tape & Reel (TR) is standard for all substitute parts

Substitute Parts Identified:

1. ERJ-8ENF1604V (Panasonic) — ±1% tolerance, automotive AEC-Q200 qualified
2. KTR18EZPF1604 (Rohm Semiconductor) — ±1% tolerance, automotive AEC-Q200 qualified, high voltage rated
3. RC1206FR-071M6L (YAGEO) — ±1% tolerance, moisture resistant
4. RC1206JR-071M6L (YAGEO) — ±5% tolerance (exact match), moisture resistant

All substitute parts maintain identical electrical performance within the specified operating envelope and are mechanically compatible with the original part footprint.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Identical Tolerance):

RC1206JR-071M6L (YAGEO) is the direct functional equivalent with ±5% tolerance matching the original RCS3216J165CS specification. Both parts maintain identical electrical and thermal characteristics. YAGEO RC1206JR-071M6L carries Active product status, ensuring continued availability for new designs. This part is suitable for applications where the original tolerance specification is a design requirement.

For Enhanced Tolerance Applications:

ERJ-8ENF1604V (Panasonic), KTR18EZPF1604 (Rohm Semiconductor), and RC1206FR-071M6L (YAGEO) all provide ±1% tolerance, which represents improved accuracy over the original ±5% specification. These parts are electrically and mechanically compatible with the RCS3216J165CS footprint and operating parameters. Selection among these three depends on supply chain requirements and specific application needs:

• ERJ-8ENF1604V carries automotive AEC-Q200 qualification but is marked Not For New Designs, limiting its use to legacy or maintenance applications.
• KTR18EZPF1604 combines automotive AEC-Q200 qualification with high voltage capability and Active product status, making it suitable for demanding automotive or industrial environments.
• RC1206FR-071M6L provides ±1% tolerance with Active product status and moisture-resistant properties, suitable for general industrial applications requiring improved accuracy.

Compliance Considerations:

All identified substitute parts maintain ROHS3 compliance and MSL 1 rating, ensuring regulatory conformance and simplified handling procedures. No additional environmental or compliance screening is required when substituting between these parts.

Physical Compatibility:

Minor dimensional variations exist in length (0.126" vs. 0.122") and maximum seated height (0.026" to 0.028") across the substitute parts. These variations remain within standard PCB design tolerances for 1206 package components and do not affect mechanical fit or electrical performance in standard applications.

Frequently Asked Questions (FAQ)

Q: Can RC1206JR-071M6L replace RCS3216J165CS in all applications?

A: Yes. RC1206JR-071M6L maintains identical tolerance (±5%), power rating (0.25W), resistance value (1.6 MOhms), and operating temperature range (-55°C ~ 155°C). Both parts use thick film composition with ±100ppm/°C temperature coefficient. Physical dimensions are compatible with standard 1206 PCB footprints. YAGEO RC1206JR-071M6L carries Active product status, ensuring long-term availability.

Q: What is the difference between ±5% and ±1% tolerance parts?

A: Tolerance defines the maximum deviation from the nominal resistance value. RCS3216J165CS with ±5% tolerance allows resistance values between 1.52 MOhms and 1.68 MOhms. Substitute parts with ±1% tolerance (ERJ-8ENF1604V, KTR18EZPF1604, RC1206FR-071M6L) allow values between 1.584 MOhms and 1.616 MOhms. Tighter tolerance provides improved circuit accuracy but does not affect thermal or electrical safety characteristics. Selection depends on circuit design requirements.

Q: Are automotive-qualified parts (AEC-Q200) suitable for non-automotive applications?

A: Yes. Automotive AEC-Q200 qualification indicates enhanced reliability testing and stricter manufacturing controls. Parts meeting AEC-Q200 standards (ERJ-8ENF1604V, KTR18EZPF1604) are fully compatible with non-automotive industrial and consumer applications. The qualification represents a superset of standard requirements and does not introduce incompatibilities.

Q: What does "Not For New Designs" mean for ERJ-8ENF1604V?

A: This designation indicates that Panasonic has discontinued active development and marketing of this part. While ERJ-8ENF1604V remains functionally equivalent and electrically compatible, it may have limited future availability. For new product designs, KTR18EZPF1604 (Rohm) or RC1206FR-071M6L (YAGEO) are preferred alternatives, both carrying Active product status.

Q: Do physical dimension differences affect PCB compatibility?

A: Minor length variations (0.126" vs. 0.122") and height differences (0.026" to 0.028") are within standard 1206 package tolerances. All substitute parts are mechanically compatible with standard 1206 PCB footprints. No design modifications are required for component substitution.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All identified substitute parts (ERJ-8ENF1604V, KTR18EZPF1604, RC1206FR-071M6L, RC1206JR-071M6L) carry ROHS3 compliance certification. No additional environmental screening or documentation is required when substituting between these parts.

Q: What is MSL 1 rating and why is it important?

A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life without moisture-controlled storage requirements. All parts in this comparison carry MSL 1 rating, meaning they can be stored and handled under standard industrial conditions without special desiccant packaging or humidity controls.

Q: Can KTR18EZPF1604 be used in high-voltage applications?

A: KTR18EZPF1604 is specified with high voltage capability in addition to automotive AEC-Q200 qualification. However, the specific voltage rating is not provided in the available technical parameters. Consult the manufacturer's detailed datasheet for maximum voltage specifications before application in high-voltage circuits.