RNF14FTC69R8 Equivalent & Substitute Parts

Part Overview

The RNF14FTC69R8 is a 69.8 Ohm ±1% metal film axial resistor rated at 0.25W (1/4W) manufactured by Stackpole Electronics Inc. This component features flame retardant coating and safety-grade construction, designed for through-hole applications requiring precision resistance values in compact form factors. The part maintains Active product status with 1040 units in current inventory. Substitute parts are identified to address application requirements including higher power dissipation capability, enhanced moisture resistance, or alternative packaging configurations while maintaining core electrical specifications.

Substiute Parts

RNF14FTC69R8

Stackpole Electronics IncIn Stock: 1056RNF14FTC69R8 Datasheet

Current PartRFQ

CMF5569R800FHEB

Vishay DaleIn Stock: 1135CMF5569R800FHEB Datasheet

UpgradeRFQ

CMF5069R800FHEB

Vishay DaleIn Stock: 1905CMF5069R800FHEB Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RNF14FTC69R8 are qualified based on the following criteria:

Electrical Equivalence: All substitute parts maintain identical resistance value (69.8 Ohms) and tolerance (±1%), ensuring direct functional replacement in circuits requiring this specific resistance.

Composition & Construction: All candidates utilize metal film construction with flame retardant coating, meeting the same material and safety specifications as the primary part.

Package Compatibility: All substitutes employ axial through-hole packaging, maintaining mechanical compatibility with existing PCB layouts and assembly processes.

Compliance & Certifications: All parts maintain ROHS3 compliance and EAR99 ECCN classification, ensuring regulatory alignment with the original component.

Differentiation Parameters: Substitutes vary in power rating (0.25W or 0.5W), operating temperature maximum (-55°C ~ 155°C or -55°C ~ 175°C), physical dimensions, and moisture resistance features. Selection depends on application-specific thermal and environmental requirements.

Parameter Comparison

Engineering Selection Recommendations

CMF5069R800FHEB (MFR Recommended Substitute): This Vishay Dale component provides direct electrical and thermal equivalence to the RNF14FTC69R8 while offering enhanced operating temperature range (-55°C ~ 175°C versus -55°C ~ 155°C) and moisture-resistant construction. The smaller physical dimensions (0.065" Dia x 0.150" L) may require PCB layout verification for existing designs. This part is recommended for applications requiring improved temperature stability and moisture protection without increased power dissipation requirements. Current inventory: 1839 units.

CMF5569R800FHEB (Upgrade Substitute): This Vishay Dale component doubles the power rating to 0.5W (1/2W) while maintaining identical resistance and tolerance specifications. The extended operating temperature range (-55°C ~ 175°C) and moisture-resistant features provide enhanced reliability in demanding thermal environments. Selection of this upgrade is appropriate for applications where thermal margin improvement is required or where circuit redesign permits higher power dissipation capability. Current inventory: 1043 units.

All substitute parts maintain ROHS3 compliance and active product status, ensuring long-term availability and regulatory alignment with the original component.

Frequently Asked Questions (FAQ)

Q: Can CMF5069R800FHEB directly replace RNF14FTC69R8 in existing designs?

A: Yes. Both parts share identical electrical specifications (69.8 Ohms ±1%, 0.25W, ±50ppm/°C) and axial through-hole packaging. The CMF5069R800FHEB features smaller physical dimensions (0.065" Dia x 0.150" L versus 0.093" Dia x 0.250" L), which may require verification of PCB hole spacing and component clearance in existing layouts.

Q: When should CMF5569R800FHEB be selected instead of the direct equivalent?

A: The CMF5569R800FHEB is selected when circuit analysis indicates power dissipation exceeding 0.25W or when thermal margin improvement is required. The doubled power rating (0.5W) and extended operating temperature range (-55°C ~ 175°C) provide enhanced performance in high-temperature or high-dissipation applications.

Q: Are there packaging format differences between these parts?

A: Yes. The RNF14FTC69R8 is supplied in Tape & Reel (TR) format, while both Vishay Dale substitutes are supplied in Cut Tape (CT) format. This affects procurement and assembly processes but does not impact electrical or mechanical compatibility.

Q: Do all substitute parts meet the same compliance requirements?

A: Yes. All parts are ROHS3 compliant, EAR99 classified, and REACH unaffected, maintaining regulatory alignment with the original RNF14FTC69R8 component.

Q: What is the significance of moisture-resistant features in the substitute parts?

A: The CMF5069R800FHEB and CMF5569R800FHEB include moisture-resistant construction, providing enhanced reliability in humid or corrosive environments compared to the standard flame retardant coating of the RNF14FTC69R8. This feature is beneficial for applications exposed to condensation, salt spray, or high-humidity conditions.