RC2012J6R8CS Equivalent & Substitute Parts

Part Overview

The RC2012J6R8CS is a 6.8 Ohm ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 0805 (2012 Metric) package format. This surface mount device is rated for 0.125W (1/8W) power dissipation and operates across the temperature range of -55°C to 155°C. The component features moisture-resistant construction and is ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating. The part is currently in active production status with 955 units in stock.

Equivalent and substitute parts are identified to address supply chain requirements, design optimization needs, or specific application demands such as automotive qualification or enhanced tolerance specifications. Substitute components maintain the same resistance value and package footprint while offering variations in tolerance, power rating, or feature sets.

Substiute Parts

RC2012J6R8CS

Samsung Electro-MechanicsIn Stock: 1036RC2012J6R8CS Datasheet

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ERJ-6BQF6R8V

Panasonic Electronic ComponentsIn Stock: 885ERJ-6BQF6R8V Datasheet

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ERJ-6RQF6R8V

Panasonic Electronic ComponentsIn Stock: 24639ERJ-6RQF6R8V Datasheet

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ERJ-6RQJ6R8V

Panasonic Electronic ComponentsIn Stock: 5716ERJ-6RQJ6R8V Datasheet

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RC0805FR-076R8L

YAGEOIn Stock: 27714RC0805FR-076R8L Datasheet

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RC0805JR-076R8L

YAGEOIn Stock: 81988RC0805JR-076R8L Datasheet

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RMCF0805FT6R80

Stackpole Electronics IncIn Stock: 20080RMCF0805FT6R80 Datasheet

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RMCF0805JT6R80

Stackpole Electronics IncIn Stock: 1502RMCF0805JT6R80 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the RC2012J6R8CS is determined by the following critical parameters:

Mandatory Compatibility Parameters:

• Resistance value: 6.8 Ohms (exact match required)
• Package / Case: 0805 (2012 Metric) (physical and electrical footprint compatibility)
• Number of Terminations: 2 (standard SMD configuration)
• Composition: Thick Film (material consistency)

Allowable Variation Parameters:

• Tolerance: Substitute parts with ±1% tolerance provide improved accuracy and are electrically compatible with ±5% applications
• Power Rating: Substitute parts rated at 0.333W (1/3W) or higher provide enhanced thermal capability while maintaining footprint compatibility
• Temperature Coefficient: Substitute parts with ±200ppm/°C offer improved temperature stability compared to the original ±300ppm/°C specification
• Features: Automotive AEC-Q200 qualification and current sense capability represent enhanced feature sets compatible with the base application

Compliance Parameters:

• RoHS Status: All substitutes maintain ROHS3 compliance
• Moisture Sensitivity Level: All substitutes maintain MSL 1 (Unlimited) rating
• Operating Temperature Range: All substitutes support -55°C to 155°C operation

Substitute parts are grouped by tolerance specification (±5% or ±1%) and feature set (standard, automotive-qualified, or current sense capable). All substitutes maintain identical physical dimensions and electrical performance within the specified operating envelope.

Parameter Comparison

Engineering Selection Recommendations

Direct Functional Equivalents (±5% Tolerance, 0.125W Rating):

RC0805JR-076R8L (YAGEO) and ERJ-6RQJ6R8V (Panasonic) provide direct functional equivalence to the RC2012J6R8CS with identical tolerance and power specifications. RC0805JR-076R8L offers the highest inventory availability at 81931 units and maintains moisture-resistant construction. ERJ-6RQJ6R8V adds automotive AEC-Q200 qualification and current sense capability for applications requiring enhanced reliability standards.

Enhanced Tolerance Substitutes (±1% Tolerance, 0.125W Rating):

RC0805FR-076R8L (YAGEO), ERJ-6RQF6R8V (Panasonic), and RMCF0805FT6R80 (Stackpole) provide improved tolerance specifications while maintaining the original 0.125W power rating and 0805 package format. These parts are suitable for applications requiring tighter resistance accuracy. RC0805FR-076R8L offers the highest inventory at 27700 units. ERJ-6RQF6R8V provides automotive qualification with 24572 units available. RMCF0805FT6R80 offers automotive AEC-Q200 compliance with 20014 units in stock.

Enhanced Power Rating Substitute (±1% Tolerance, 0.333W Rating):

ERJ-6BQF6R8V (Panasonic) provides increased power dissipation capability at 0.333W (1/3W) with ±1% tolerance and automotive AEC-Q200 qualification. This part is suitable for applications requiring enhanced thermal performance while maintaining the 0805 package footprint.

Compliance and Certification Status:

All substitute parts maintain ROHS3 compliance, MSL 1 (Unlimited) moisture sensitivity rating, and -55°C to 155°C operating temperature range. Panasonic and Stackpole substitutes include automotive AEC-Q200 qualification for applications requiring automotive-grade reliability. YAGEO substitutes maintain moisture-resistant construction consistent with the original part specification.

Frequently Asked Questions (FAQ)

Q: Can ERJ-6RQJ6R8V be used as a direct replacement for RC2012J6R8CS?

A: Yes. ERJ-6RQJ6R8V matches the RC2012J6R8CS in resistance (6.8 Ohms), tolerance (±5%), power rating (0.125W), and package format (0805). The substitute adds automotive AEC-Q200 qualification and current sense capability. Temperature coefficient improves from ±300ppm/°C to ±200ppm/°C.

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

A: Tolerance specifies the allowable deviation from the nominal 6.8 Ohm resistance value. ±5% tolerance allows deviation of ±0.34 Ohms (6.46 to 7.14 Ohms). ±1% tolerance allows deviation of ±0.068 Ohms (6.732 to 6.868 Ohms). Applications requiring tighter resistance accuracy should use ±1% tolerance parts.

Q: Are there packaging format differences among the substitutes?

A: Most substitutes are supplied in Tape & Reel (TR) format matching the original RC2012J6R8CS. RC0805FR-076R8L is available in Cut Tape (CT) & Digi-Reel format. All substitutes maintain the 0805 (2012 Metric) package case with identical physical dimensions and PCB footprint compatibility.

Q: What does AEC-Q200 qualification mean?

A: AEC-Q200 is an automotive industry standard qualification for passive components. Parts meeting this standard have undergone rigorous testing for reliability, temperature cycling, and performance stability. AEC-Q200 qualified substitutes (Panasonic ERJ-6 series and Stackpole RMCF series) are suitable for automotive and high-reliability applications.

Q: Can I use a 0.333W (1/3W) rated part in place of a 0.125W (1/8W) rated part?

A: Yes. Power rating specifies maximum continuous power dissipation capability. A higher-rated part (0.333W) can safely operate in applications designed for lower power dissipation (0.125W). The substitute will operate at lower stress levels, potentially improving reliability and thermal performance.

Q: What is the significance of temperature coefficient differences?

A: Temperature coefficient (±300ppm/°C vs ±200ppm/°C) specifies how resistance changes with temperature. Lower temperature coefficient values indicate better resistance stability across the operating temperature range. Substitutes with ±200ppm/°C provide improved performance in temperature-sensitive applications.

Q: Are all substitutes ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the environmental and regulatory compliance of the original RC2012J6R8CS.

Q: Which substitute offers the best inventory availability?

A: RC0805JR-076R8L (YAGEO) offers the highest inventory at 81931 units. This part provides ±5% tolerance matching the original specification with moisture-resistant construction and improved temperature coefficient performance.