RNF14FTC11R0 Equivalent & Substitute Parts

Part Overview

The RNF14FTC11R0 is an 11 Ohms ±1% 0.25W through hole resistor manufactured by Stackpole Electronics Inc. This metal film axial resistor features flame retardant coating and safety construction, designed for applications requiring precision resistance values in compact form factors. The part is currently in active production status with ROHS3 compliance and REACH unaffected certification. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility allow direct replacement or functional upgrade in circuit applications.

Substiute Parts

RNF14FTC11R0

Stackpole Electronics IncIn Stock: 1091RNF14FTC11R0 Datasheet

Current PartRFQ

RNMF14FTC11R0

Stackpole Electronics IncIn Stock: 10503RNMF14FTC11R0 Datasheet

MFR RecommendedRFQ

CMF5511R000FHEB

Vishay DaleIn Stock: 2069CMF5511R000FHEB Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RNF14FTC11R0 are classified based on the following electrical and mechanical parameters that determine functional equivalence:

Primary Equivalence Criteria:

• Resistance value: 11 Ohms (exact match required)
• Tolerance: ±1% (exact match required)
• Composition: Metal Film (exact match required)
• Temperature Coefficient: ±50ppm/°C (exact match required)
• Package Type: Axial (exact match required)

Allowable Variations:

• Power rating: Equal or greater than 0.25W
• Operating temperature range: Equal or greater than -55°C ~ 155°C
• Physical dimensions: May vary within axial package constraints
• Packaging format: Tape & Reel (TR) or Cut Tape (CT) are interchangeable for component selection
• Manufacturer: Different manufacturers acceptable if all electrical specifications match

Substitute Classification:

• MFR Recommended: RNMF14FTC11R0 (same manufacturer, same series variant, reduced physical size)
• Upgrade: CMF5511R000FHEB (higher power rating, extended temperature range, different manufacturer)

Parameter Comparison

Engineering Selection Recommendations

Direct Replacement (RNMF14FTC11R0): The RNMF14FTC11R0 maintains identical electrical specifications and operating parameters as the RNF14FTC11R0. This substitute is recommended when component availability or packaging format (Cut Tape vs. Tape & Reel) necessitates a change. The reduced physical dimensions of the RNMF series provide space optimization benefits in compact circuit layouts while preserving all electrical performance characteristics. Both parts are manufactured by Stackpole Electronics Inc and carry ROHS3 compliance.

Upgrade Option (CMF5511R000FHEB): The CMF5511R000FHEB provides a higher power rating (0.5W vs. 0.25W) and extended maximum operating temperature (175°C vs. 155°C). This upgrade is suitable for applications requiring thermal margin or higher power dissipation capability. The CMF5511R000FHEB is manufactured by Vishay Dale and maintains ROHS3 compliance. Physical dimensions are comparable to the original part, ensuring compatibility with standard axial resistor footprints. The upgrade option does not compromise any electrical specifications required for the original application.

Frequently Asked Questions (FAQ)

Q: Can RNMF14FTC11R0 be used as a direct replacement for RNF14FTC11R0? A: Yes. Both parts share identical resistance (11 Ohms), tolerance (±1%), power rating (0.25W), temperature coefficient (±50ppm/°C), and operating temperature range (-55°C ~ 155°C). The primary difference is physical size; the RNMF14FTC11R0 is a miniature variant with reduced dimensions (0.070" Dia x 0.130" L vs. 0.093" Dia x 0.250" L). Electrical performance is equivalent.

Q: What are the advantages of using CMF5511R000FHEB over the original RNF14FTC11R0? A: The CMF5511R000FHEB offers two functional upgrades: doubled power rating (0.5W vs. 0.25W) and extended maximum operating temperature (175°C vs. 155°C). These characteristics provide additional thermal headroom and power dissipation capacity. All core electrical specifications (resistance, tolerance, temperature coefficient) remain identical.

Q: Are there any physical footprint compatibility concerns when substituting these parts? A: All three parts use axial package construction with two terminations. Physical dimensions vary slightly: RNF14FTC11R0 (2.35mm x 6.35mm), RNMF14FTC11R0 (1.78mm x 3.30mm), and CMF5511R000FHEB (2.29mm x 6.10mm). Standard axial resistor footprints accommodate these dimensional variations. Verify PCB layout constraints for the RNMF14FTC11R0 if space optimization is critical.

Q: Do all substitute parts meet the same compliance standards? A: Yes. RNF14FTC11R0, RNMF14FTC11R0, and CMF5511R000FHEB are all ROHS3 compliant and REACH unaffected. All parts carry EAR99 ECCN classification and 8533.21.0090 HTSUS code.

Q: What is the difference between Tape & Reel and Cut Tape packaging? A: Tape & Reel (TR) packaging supplies components on continuous tape wound on reels, suitable for automated assembly processes. Cut Tape (CT) packaging provides components on tape segments, typically for manual assembly or smaller quantity requirements. Both formats contain identical components; packaging selection depends on assembly methodology and order quantity.

Q: Can CMF5511R000FHEB be used in all applications where RNF14FTC11R0 is specified? A: Yes. The CMF5511R000FHEB meets or exceeds all electrical and thermal specifications of the RNF14FTC11R0. The higher power rating and extended temperature range do not create compatibility issues in applications designed for the original part. The upgrade is functionally transparent to circuit operation.