RCS2012F1910CS Equivalent & Substitute Parts

Part Overview

The RCS2012F1910CS is a 191 Ohm ±1% 0.125W thick film chip resistor manufactured by Samsung Electro-Mechanics in the 0805 (2012 Metric) package. This component is classified as Active product status and is designed for general-purpose applications requiring anti-sulfur and moisture-resistant characteristics. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit designs without functional degradation.

Substiute Parts

RCS2012F1910CS

Samsung Electro-MechanicsIn Stock: 777RCS2012F1910CS Datasheet

Current PartRFQ

CRCW0805191RFKEA

Vishay DaleIn Stock: 19916CRCW0805191RFKEA Datasheet

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ERJ-6ENF1910V

Panasonic Electronic ComponentsIn Stock: 65699ERJ-6ENF1910V Datasheet

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RC0805FR-07191RL

YAGEOIn Stock: 34531RC0805FR-07191RL Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RCS2012F1910CS is determined by strict alignment of the following parameters:

Critical Matching Parameters:

• Resistance value: 191 Ohms
• Tolerance: ±1%
• Power rating: 0.125W (1/8W)
• Package: 0805 (2012 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity level: 1 (Unlimited)

All identified substitute parts meet these critical parameters. Variations in physical height dimensions and specific feature sets (such as automotive AEC-Q200 certification or anti-sulfur coating) do not preclude substitution, as these represent enhanced or application-specific characteristics rather than functional limitations.

Parameter Comparison

Engineering Selection Recommendations

All three substitute parts—CRCW0805191RFKEA, ERJ-6ENF1910V, and RC0805FR-07191RL—are functionally equivalent to the RCS2012F1910CS based on electrical and mechanical specifications. Selection among these alternatives is determined by application-specific requirements and supply chain considerations:

CRCW0805191RFKEA (Vishay Dale): This substitute incorporates automotive AEC-Q200 certification, qualifying it for automotive and high-reliability applications. The seated height of 0.020" (0.50mm) is the lowest among all options, suitable for space-constrained PCB layouts.

ERJ-6ENF1910V (Panasonic Electronic Components): This substitute also carries automotive AEC-Q200 certification. The seated height of 0.028" (0.70mm) is the highest among the group, which may be relevant for applications with specific clearance requirements.

RC0805FR-07191RL (YAGEO): This substitute features moisture-resistant characteristics aligned with the original component. The seated height of 0.024" (0.60mm) provides a mid-range profile suitable for general-purpose applications.

All parts maintain ROHS3 compliance, REACH Unaffected status, and Active product status, ensuring regulatory alignment and long-term availability.

Frequently Asked Questions (FAQ)

Q: Can CRCW0805191RFKEA replace RCS2012F1910CS in non-automotive applications?

A: Yes. The automotive AEC-Q200 certification of CRCW0805191RFKEA represents an enhanced qualification level. Components certified to automotive standards are suitable for general-purpose applications, as automotive specifications include more stringent reliability and performance criteria than standard industrial requirements.

Q: Are there physical compatibility concerns when substituting these parts?

A: All substitute parts share identical length and width dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm). Seated height variations range from 0.020" to 0.028" (0.50mm to 0.70mm). These height differences are within typical PCB design tolerances and do not affect electrical performance or standard reflow soldering processes.

Q: Do the substitute parts maintain the anti-sulfur feature of the original RCS2012F1910CS?

A: The anti-sulfur feature is specific to the RCS2012F1910CS. RC0805FR-07191RL includes moisture-resistant characteristics. CRCW0805191RFKEA and ERJ-6ENF1910V do not explicitly list anti-sulfur or moisture-resistant features in their specifications. For applications requiring anti-sulfur protection, the original RCS2012F1910CS or RC0805FR-07191RL are appropriate selections.

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

A: MSL 1 (Unlimited) indicates that the component has no moisture sensitivity restrictions. These parts do not require special moisture-controlled storage or handling procedures and can be stored under standard industrial conditions indefinitely.

Q: Are all substitute parts suitable for the full operating temperature range of -55°C to 155°C?

A: Yes. All substitute parts are rated for the identical operating temperature range of -55°C to 155°C with a temperature coefficient of ±100ppm/°C, ensuring consistent performance across the full specified temperature spectrum.

Q: Can these 0805 chip resistors be used interchangeably on the same PCB?

A: Yes. All parts conform to the 0805 (2012 Metric) package standard with identical footprint dimensions. They are mechanically and electrically interchangeable on standard 0805 PCB layouts. Reflow soldering parameters remain consistent across all variants.