RT0805CRE07124RL Equivalent & Substitute Parts

Part Overview

The RT0805CRE07124RL is a 124 Ohms ±0.25% thin film chip resistor in 0805 (2012 Metric) package rated for 0.125W (1/8W) power dissipation. Manufactured by YAGEO and currently in active production status, this component is widely used in precision analog circuits, measurement equipment, and general-purpose applications requiring tight tolerance resistors. Substitute parts are identified to address inventory availability, enhanced performance specifications, automotive compliance requirements, or alternative sourcing strategies while maintaining electrical and mechanical compatibility.

Substiute Parts

RT0805CRE07124RL

YAGEOIn Stock: 832RT0805CRE07124RL Datasheet

Current PartRFQ

RT0805BRD07124RL

YAGEOIn Stock: 9395RT0805BRD07124RL Datasheet

UpgradeRFQ

3-2176091-3

TE Connectivity Passive ProductIn Stock: 35403-2176091-3 Datasheet

DirectRFQ

ERA-6AEB1240V

Panasonic Electronic ComponentsIn Stock: 17677ERA-6AEB1240V Datasheet

UpgradeRFQ

RG2012P-1240-B-T5

SusumuIn Stock: 4424RG2012P-1240-B-T5 Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Mandatory Compatibility Parameters:

• Resistance value: 124 Ohms (exact match required)
• Package type: 0805 (2012 Metric) (exact match required)
• Composition: Thin Film (exact match required)
• Operating temperature range: -55°C to 155°C minimum (exact match or better required)
• RoHS compliance: ROHS3 Compliant (exact match required)

Allowable Variation Parameters:

• Tolerance: ±0.25% or tighter (±0.1% acceptable as upgrade)
• Power rating: 0.125W minimum (0.25W acceptable as upgrade)
• Temperature coefficient: ±50ppm/°C or better (±25ppm/°C acceptable as upgrade)
• Height seated maximum: 0.024" to 0.026" (within standard 0805 specifications)

All four substitute parts meet these criteria and are electrically and mechanically interchangeable with the RT0805CRE07124RL.

Parameter Comparison

Engineering Selection Recommendations

RT0805BRD07124RL (YAGEO): Direct upgrade from the main part with identical power rating and package. Offers improved tolerance (±0.1% vs ±0.25%) and lower temperature coefficient (±25ppm/°C vs ±50ppm/°C). Same manufacturer ensures consistent supply chain and manufacturing standards. Suitable for applications requiring enhanced precision without additional power or automotive requirements.

3-2176091-3 (TE Connectivity): Provides higher power rating (0.25W vs 0.125W) with improved tolerance and temperature coefficient. Manufactured by TE Connectivity Passive Product (Holsworthy series). Appropriate for applications with higher thermal margins or where component redundancy is beneficial. Slightly increased height (0.026" vs 0.024") remains within 0805 package specifications.

ERA-6AEB1240V (Panasonic): Automotive-grade component certified to AEC-Q200 standard. Maintains identical power rating and package dimensions as the main part while offering improved tolerance and temperature coefficient. Suitable for automotive applications, industrial equipment, or systems requiring automotive-grade component reliability. REACH status confirmed as unaffected.

RG2012P-1240-B-T5 (Susumu): Automotive-grade component with AEC-Q200 certification and anti-sulfur feature. Offers improved tolerance and temperature coefficient with lowest seated height (0.020" vs 0.024"). Appropriate for automotive applications in corrosive environments or where sulfur resistance is specified. All compliance certifications match main part requirements.

Frequently Asked Questions (FAQ)

Q: Can RT0805BRD07124RL be used as a direct replacement for RT0805CRE07124RL?

A: Yes. Both parts share identical resistance value, power rating, package type, and operating temperature range. RT0805BRD07124RL offers improved tolerance (±0.1% vs ±0.25%) and lower temperature coefficient (±25ppm/°C vs ±50ppm/°C), making it a direct upgrade with no circuit modifications required.

Q: What is the difference between the 0.125W and 0.25W power ratings?

A: Power rating indicates maximum continuous power dissipation. The 0.25W rating (3-2176091-3) provides higher thermal capacity than the 0.125W rating. In applications where the original 0.125W rating is adequate, either rating is acceptable. The 0.25W variant offers additional thermal margin without affecting electrical performance.

Q: Are the automotive-grade parts (ERA-6AEB1240V and RG2012P-1240-B-T5) suitable for non-automotive applications?

A: Yes. Automotive-grade components meet or exceed general industrial specifications. AEC-Q200 certification indicates enhanced reliability testing and quality assurance. These parts are fully compatible with non-automotive circuits and provide equivalent or superior performance compared to standard-grade alternatives.

Q: What does the anti-sulfur feature in RG2012P-1240-B-T5 provide?

A: Anti-sulfur coating protects the component from sulfur-containing environmental contaminants that can degrade thin film resistors. This feature is beneficial in industrial environments, coastal regions, or applications with exposure to sulfur-containing gases or compounds.

Q: Are all substitute parts available in the same packaging format?

A: Yes. All substitute parts are supplied in Tape & Reel (TR) packaging, matching the main part's packaging specification. This ensures compatibility with automated assembly equipment and standard component handling procedures.

Q: Can tolerance and temperature coefficient be mixed in a single circuit design?

A: Yes. Circuits can accommodate components with different tolerance and temperature coefficient specifications. However, for precision analog circuits requiring matched component sets, using parts with identical specifications is recommended. Consult circuit design requirements to determine acceptable variation limits.