RNF14BTC10K7 Equivalent & Substitute Parts

Part Overview

The RNF14BTC10K7 is a 10.7 kOhms ±0.1% metal film axial resistor rated at 0.25W (1/4W) manufactured by Stackpole Electronics Inc. This through-hole component features flame retardant coating and safety construction, designed for precision applications requiring tight tolerance specifications. The part is currently active in production with 812 units in stock. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, design flexibility, or application-specific requirements.

Substiute Parts

RNF14BTC10K7

Stackpole Electronics IncIn Stock: 915RNF14BTC10K7 Datasheet

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CMF5510K700BEEB

Vishay DaleIn Stock: 1298CMF5510K700BEEB Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RNF14BTC10K7 is determined by the following critical parameters:

Electrical Equivalence Requirements:

• Resistance value: 10.7 kOhms (exact match required)
• Tolerance: ±0.1% (exact match required)
• Composition: Metal Film (exact match required)

Mechanical Compatibility Requirements:

• Package type: Axial (exact match required)
• Number of terminations: 2 (exact match required)

Compliance Requirements:

• RoHS Status: ROHS3 Compliant (minimum requirement)
• REACH Status: REACH Unaffected (minimum requirement)

Allowable Variations:

• Power rating: May be equal or higher than 0.25W
• Temperature coefficient: May be equal or lower (tighter specification acceptable)
• Operating temperature range: May be equal or wider
• Physical dimensions: Minor variations acceptable within axial package constraints
• Packaging format: Tape & Reel or Cut Tape acceptable

The CMF5510K700BEEB meets all substitution criteria with identical electrical specifications and enhanced thermal performance characteristics.

Parameter Comparison

Engineering Selection Recommendations

The CMF5510K700BEEB is a direct functional substitute for the RNF14BTC10K7 based on the following engineering criteria:

Electrical Performance: Both components maintain identical resistance (10.7 kOhms) and tolerance (±0.1%), ensuring equivalent circuit performance in precision applications.

Regulatory Compliance: Both parts are ROHS3 compliant and REACH unaffected, meeting current environmental and safety standards.

Thermal Characteristics: The substitute component features a tighter temperature coefficient (±25ppm/°C versus ±50ppm/°C) and an extended operating temperature range (-55°C ~ 175°C versus -55°C ~ 155°C), providing enhanced stability across wider temperature extremes.

Power Dissipation: The substitute is rated at 0.5W (1/2W) compared to the main part's 0.25W (1/4W), providing additional thermal margin in applications where power dissipation approaches component limits.

Mechanical Compatibility: Both components use identical axial package configuration with two terminations, ensuring direct board-level compatibility without layout modifications.

Additional Features: The substitute incorporates moisture-resistant construction in addition to flame retardant coating, offering enhanced environmental protection.

Frequently Asked Questions (FAQ)

Q: Can the CMF5510K700BEEB replace the RNF14BTC10K7 in existing designs?

A: Yes. Both components have identical resistance values (10.7 kOhms), tolerance (±0.1%), composition (metal film), and axial package configuration. The substitute meets or exceeds all electrical and mechanical requirements for direct substitution.

Q: What is the significance of the higher power rating on the substitute part?

A: The CMF5510K700BEEB is rated at 0.5W versus the RNF14BTC10K7's 0.25W. This higher rating provides additional thermal headroom and does not negatively impact circuit performance. The component will operate safely in applications designed for the lower-rated part.

Q: How do the temperature coefficients differ between these parts?

A: The RNF14BTC10K7 has a temperature coefficient of ±50ppm/°C, while the CMF5510K700BEEB has ±25ppm/°C. The substitute's tighter specification means its resistance value will vary less across temperature extremes, providing improved stability in temperature-sensitive applications.

Q: Are there packaging differences between these components?

A: The RNF14BTC10K7 is supplied in Tape & Reel (TR) format, while the CMF5510K700BEEB is supplied in Cut Tape (CT) format. Both are standard through-hole axial packages suitable for manual or automated assembly. Packaging format does not affect electrical or mechanical compatibility.

Q: Do both parts meet current compliance standards?

A: Yes. Both the RNF14BTC10K7 and CMF5510K700BEEB are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements.

Q: What is the physical size difference between these resistors?

A: The RNF14BTC10K7 measures 0.093" diameter × 0.250" length (2.35mm × 6.35mm). The CMF5510K700BEEB measures 0.090" diameter × 0.240" length (2.29mm × 6.10mm). These minor dimensional variations are within standard axial package tolerances and do not affect board-level compatibility or mounting.