RCS3216J910CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216J910CS is a 91 Ohm ±5% 0.25W thick film chip resistor manufactured by Samsung Electro-Mechanics in 1206 (3216 Metric) package format. This component is classified as Active product status with anti-sulfur and moisture-resistant characteristics. The part is ROHS3 compliant and suitable for general industrial and commercial applications requiring standard tolerance resistive elements.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package format, dimensions, termination count), and environmental operating parameters. Substitute parts may offer enhanced features such as tighter tolerance or automotive-grade certifications while maintaining functional equivalence.

Substiute Parts

RCS3216J910CS

Samsung Electro-MechanicsIn Stock: 932RCS3216J910CS Datasheet

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AC1206FR-0791RL

YAGEOIn Stock: 2787AC1206FR-0791RL Datasheet

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AC1206JR-0791RL

YAGEOIn Stock: 3886AC1206JR-0791RL Datasheet

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CRCW120691R0FKEA

Vishay DaleIn Stock: 28053CRCW120691R0FKEA Datasheet

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ERJ-8ENF91R0V

Panasonic Electronic ComponentsIn Stock: 68849ERJ-8ENF91R0V Datasheet

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RC1206FR-0791RL

YAGEOIn Stock: 35183RC1206FR-0791RL Datasheet

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RC1206JR-0791RL

YAGEOIn Stock: 70587RC1206JR-0791RL Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution logic for the RCS3216J910CS is based on the following mandatory parameters:

Primary Matching Criteria:

• Resistance value: 91 Ohms (exact match required)
• Power rating: 0.25W / 1/4W (exact match required)
• Package format: 1206 (3216 Metric) (exact match required)
• Number of terminations: 2 (exact match required)
• Composition: Thick Film (exact match required)
• Operating temperature range: -55°C to 155°C (minimum requirement)
• Temperature coefficient: ±100ppm/°C (exact match required)

Secondary Compatibility Parameters:

• Tolerance: ±5% (primary specification) or tighter tolerance (±1%) acceptable for direct substitution
• RoHS compliance: ROHS3 Compliant (required)
• Moisture Sensitivity Level: 1 (Unlimited) (required)

Substitute parts are grouped into two tolerance categories: ±5% tolerance parts (direct functional equivalents) and ±1% tolerance parts (enhanced precision alternatives). All identified substitutes 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 Functional Replacement (±5% Tolerance Category):

AC1206JR-0791RL and RC1206JR-0791RL are functionally equivalent to RCS3216J910CS with identical tolerance specification (±5%). Both parts are manufactured by YAGEO, maintain Active product status, and provide ROHS3 compliance. AC1206JR-0791RL includes automotive AEC-Q200 certification, offering enhanced reliability for applications requiring automotive-grade components. RC1206JR-0791RL provides standard industrial-grade performance. Selection between these options depends on application requirements and automotive qualification necessity.

For Enhanced Precision Applications (±1% Tolerance Category):

AC1206FR-0791RL, RC1206FR-0791RL, and CRCW120691R0FKEA provide tighter tolerance specification (±1%) while maintaining all other electrical and mechanical parameters. AC1206FR-0791RL includes automotive AEC-Q200 certification. RC1206FR-0791RL offers standard industrial performance. CRCW120691R0FKEA (Vishay Dale) provides automotive AEC-Q200 certification with highest inventory availability (28,030 units). These parts are suitable for applications requiring improved accuracy over the standard ±5% tolerance.

Legacy Component Consideration:

ERJ-8ENF91R0V (Panasonic) is classified as "Not For New Designs" despite meeting all electrical and mechanical specifications. This part carries ±1% tolerance and automotive AEC-Q200 certification. Use of this component is restricted to replacement applications only; new designs must select from Active status alternatives.

Product Status Impact:

All recommended substitutes maintain Active product status except ERJ-8ENF91R0V. Active status ensures continued manufacturing availability, technical support, and supply chain reliability. Selection of Active status parts is mandatory for new product designs.

Frequently Asked Questions (FAQ)

Q: Can AC1206FR-0791RL replace RCS3216J910CS directly?

A: Yes. AC1206FR-0791RL is mechanically and electrically compatible. Both parts share identical 1206 package format, 91 Ohm resistance, 0.25W power rating, and -55°C to 155°C operating temperature range. AC1206FR-0791RL provides ±1% tolerance (tighter than the ±5% specification of RCS3216J910CS), which is acceptable for direct substitution. Footprint compatibility is confirmed through matching package dimensions and two-terminal configuration.

Q: What is the difference between AC1206JR-0791RL and AC1206FR-0791RL?

A: Both parts are manufactured by YAGEO in 1206 package with 91 Ohm resistance and 0.25W power rating. The primary difference is tolerance specification: AC1206JR-0791RL provides ±5% tolerance (matching RCS3216J910CS), while AC1206FR-0791RL provides ±1% tolerance. Both include automotive AEC-Q200 certification. Selection depends on circuit accuracy requirements.

Q: Why is ERJ-8ENF91R0V marked "Not For New Designs"?

A: ERJ-8ENF91R0V is classified as "Not For New Designs" by Panasonic Electronic Components. This designation indicates the part is in end-of-life phase and is reserved for replacement and maintenance applications only. New product designs must select from Active status alternatives such as AC1206JR-0791RL, RC1206JR-0791RL, or the ±1% tolerance options.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All identified substitute parts (AC1206JR-0791RL, RC1206JR-0791RL, AC1206FR-0791RL, RC1206FR-0791RL, CRCW120691R0FKEA, and ERJ-8ENF91R0V) are ROHS3 compliant. Compliance is maintained across all manufacturers and tolerance specifications.

Q: What is the significance of Moisture Sensitivity Level 1?

A: Moisture Sensitivity Level (MSL) 1 indicates unlimited shelf life without moisture exposure restrictions. All substitute parts maintain MSL 1 rating, confirming compatibility with standard storage and handling procedures. No special moisture-control packaging or baking procedures are required prior to assembly.

Q: Can I use a ±1% tolerance part in place of a ±5% specification?

A: Yes. Substituting a ±1% tolerance part for a ±5% specification is acceptable. Tighter tolerance provides improved accuracy and is functionally superior for the original application. Circuit performance will not be degraded by this substitution. However, cost considerations may apply, as ±1% parts typically command higher unit pricing.

Q: Are there packaging format differences between substitute parts?

A: All substitute parts use 1206 (3216 Metric) package format with identical two-terminal configuration. Dimensional variations are minor: RCS3216J910CS and CRCW120691R0FKEA measure 0.126" L × 0.063" W, while YAGEO parts (AC and RC series) measure 0.122" L × 0.063" W. These variations are within standard PCB footprint tolerances and do not affect interchangeability. Height differences (0.60mm to 0.70mm maximum seated height) are also within acceptable assembly clearance ranges.

Q: Which substitute offers the highest inventory availability?

A: CRCW120691R0FKEA (Vishay Dale) offers the highest inventory availability with 28,030 units in stock. RC1206JR-0791RL (YAGEO) provides 70,478 units. ERJ-8ENF91R0V (Panasonic) provides 68,824 units. For immediate availability requirements, these three options are preferred.