RNF14DTD100R Equivalent & Substitute Parts

Part Overview

The RNF14DTD100R is a 100 Ohm, 0.25W metal film axial resistor manufactured by Stackpole Electronics Inc. This component is designed for through-hole applications requiring precision resistance with flame retardant coating and safety features. The part maintains Active product status with 909 units currently in stock. Substitute parts are identified when equivalent resistance values, tolerance specifications, and package compatibility align with application requirements while maintaining or improving performance characteristics.

Substiute Parts

RNF14DTD100R

Stackpole Electronics IncIn Stock: 1011RNF14DTD100R Datasheet

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CMF55100R00BEEB

Vishay DaleIn Stock: 1560CMF55100R00BEEB Datasheet

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Key Parameters

Substitute Part Grouping Explanation

The CMF55100R00BEEB qualifies as a substitute for the RNF14DTD100R based on the following alignment criteria:

Matching Parameters:

• Resistance value: 100 Ohms (identical)
• Package type: Axial (identical)
• Composition: Metal Film (identical)
• Features: Flame Retardant Coating, Safety (identical)
• RoHS compliance: ROHS3 Compliant (identical)
• Operating temperature range overlap: -55°C to 175°C (exceeds minimum requirement)

Enhanced Specifications:

• Tolerance: ±0.1% (tighter than ±0.5%)
• Power rating: 0.5W (higher than 0.25W)
• Temperature coefficient: ±25ppm/°C (lower than ±100ppm/°C)

The substitute part maintains all critical functional parameters while providing improved precision and thermal stability characteristics.

Parameter Comparison

Engineering Selection Recommendations

Both the RNF14DTD100R and CMF55100R00BEEB maintain Active product status and ROHS3 compliance, qualifying them for current design implementations. The CMF55100R00BEEB offers enhanced specifications including tighter tolerance (±0.1% versus ±0.5%), higher power dissipation capability (0.5W versus 0.25W), and improved temperature stability (±25ppm/°C versus ±100ppm/°C). Selection between these parts depends on application-specific requirements for tolerance precision and thermal performance. Both components feature identical axial package geometry and metal film composition, supporting direct functional substitution in through-hole circuit designs.

Frequently Asked Questions (FAQ)

Q: Can the CMF55100R00BEEB directly replace the RNF14DTD100R in existing designs?

A: Yes. Both components share identical resistance values (100 Ohms), package type (Axial), and composition (Metal Film). The substitute part meets or exceeds all critical specifications of the original component.

Q: What are the key differences between these two resistors?

A: The CMF55100R00BEEB provides tighter tolerance (±0.1% versus ±0.5%), higher power rating (0.5W versus 0.25W), lower temperature coefficient (±25ppm/°C versus ±100ppm/°C), and extended operating temperature range (-55°C to 175°C versus -55°C to 155°C). The substitute also includes moisture-resistant features.

Q: Are there packaging considerations when substituting these parts?

A: The RNF14DTD100R is supplied in Tape & Reel (TR) format, while the CMF55100R00BEEB is supplied in Cut Tape (CT) format. Both maintain identical axial package dimensions (approximately 0.09" diameter × 0.24-0.25" length), ensuring mechanical compatibility in through-hole applications.

Q: Do both parts meet current compliance requirements?

A: Yes. Both the RNF14DTD100R and CMF55100R00BEEB are ROHS3 compliant and REACH unaffected, meeting current regulatory standards for electronic component manufacturing and use.

Q: Which part should be selected for high-precision applications?

A: The CMF55100R00BEEB is suitable for applications requiring tighter tolerance specifications due to its ±0.1% tolerance rating compared to the ±0.5% tolerance of the RNF14DTD100R.