RNF14FAD14K7 Equivalent & Substitute Parts

Part Overview

The RNF14FAD14K7 is a 14.7 kOhms ±1% metal film through-hole resistor rated at 0.25W (1/4W) in axial package configuration, manufactured by Stackpole Electronics Inc. This component features flame retardant coating and safety-grade construction suitable for industrial and commercial applications. The part is currently active in production with 1038 units in stock. Equivalent and substitute parts are identified to provide procurement flexibility, alternative packaging options, and enhanced performance characteristics where applicable.

Substiute Parts

RNF14FAD14K7

Stackpole Electronics IncIn Stock: 1079RNF14FAD14K7 Datasheet

Current PartRFQ

RNF14FTD14K7

Stackpole Electronics IncIn Stock: 11230RNF14FTD14K7 Datasheet

DirectRFQ

CMF5514K700FHEB

Vishay DaleIn Stock: 1819CMF5514K700FHEB Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RNF14FAD14K7 are classified based on the following criteria:

Direct Equivalent (Same Specifications):

• RNF14FTD14K7: Identical electrical specifications and physical dimensions. Differs only in packaging format (Cut Tape vs. Tape & Box). Both manufactured by Stackpole Electronics Inc within the RNF series. Suitable for direct substitution in all applications.

Upgrade Substitute (Enhanced Performance):

• CMF5514K700FHEB: Maintains identical resistance value (14.7 kOhms) and tolerance (±1%). Provides increased power rating (0.5W vs. 0.25W), improved temperature coefficient (±50ppm/°C vs. ±100ppm/°C), and extended upper operating temperature (175°C vs. 155°C). Manufactured by Vishay Dale. Physically compatible axial package with minimal dimensional variation. Suitable for applications requiring higher power dissipation or tighter temperature stability.

Parameter Comparison

Engineering Selection Recommendations

RNF14FTD14K7 Selection Criteria: Select this direct equivalent when packaging format flexibility is required. Both parts maintain identical electrical performance and thermal characteristics. The Cut Tape packaging format provides cost efficiency for high-volume automated assembly processes. All regulatory compliance certifications (ROHS3, REACH) are equivalent to the primary part.

CMF5514K700FHEB Selection Criteria: Select this upgrade substitute when circuit design requires higher power dissipation capability or improved temperature stability. The 0.5W power rating provides 100% additional headroom compared to the 0.25W primary part. The ±50ppm/°C temperature coefficient delivers superior frequency stability in precision applications. Extended operating temperature range to 175°C accommodates high-temperature environments. Moisture-resistant construction provides enhanced reliability in humid conditions. All regulatory compliance certifications (ROHS3, REACH) are maintained.

Frequently Asked Questions (FAQ)

Q: Can RNF14FTD14K7 be used as a direct replacement for RNF14FAD14K7? A: Yes. Both parts are manufactured by Stackpole Electronics Inc with identical electrical specifications, tolerance, power rating, and temperature characteristics. The only difference is packaging format (Cut Tape vs. Tape & Box). Electrical performance and physical dimensions are equivalent.

Q: What are the advantages of using CMF5514K700FHEB over the primary part? A: CMF5514K700FHEB provides three performance enhancements: doubled power rating (0.5W vs. 0.25W), improved temperature coefficient (±50ppm/°C vs. ±100ppm/°C for better stability), and extended maximum operating temperature (175°C vs. 155°C). Moisture-resistant construction adds environmental protection.

Q: Are all substitute parts physically compatible in the same PCB footprint? A: Yes. All three parts use axial package configuration with compatible lead spacing and diameter specifications. Physical dimensions are within acceptable tolerance for standard through-hole assembly processes.

Q: Do substitute parts maintain the same regulatory compliance? A: Yes. All substitute parts are ROHS3 compliant and REACH unaffected, matching the primary part's regulatory status.

Q: Which substitute should be selected for high-temperature applications? A: CMF5514K700FHEB is suitable for applications requiring operation up to 175°C, compared to 155°C maximum for the primary part and RNF14FTD14K7.

Q: Is there an inventory advantage to selecting a substitute part? A: RNF14FTD14K7 has higher inventory availability (11,131 units vs. 1,038 units for the primary part), providing procurement flexibility for high-volume requirements.