ERJ-S14F2553U Equivalent & Substitute Parts

Part Overview

The ERJ-S14F2553U is a 255 kOhms ±1% 0.5W thick film chip resistor in 1210 (3225 Metric) package manufactured by Panasonic Electronic Components. This component features anti-sulfur coating and automotive AEC-Q200 qualification, making it suitable for demanding automotive and industrial applications requiring high reliability and environmental resistance.

The main part is currently in active production status. Substitute parts become necessary when the primary part experiences supply constraints, extended lead times, or when design flexibility is required for inventory optimization while maintaining equivalent electrical and mechanical performance.

Substiute Parts

ERJ-S14F2553U

Panasonic Electronic ComponentsIn Stock: 898ERJ-S14F2553U Datasheet

Current PartRFQ

ERJ-14NF2553U

Panasonic Electronic ComponentsIn Stock: 3572ERJ-14NF2553U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S14F2553U is determined by strict equivalence across the following critical parameters:

• Resistance value: 255 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Power rating: 0.5W / 1/2W (exact match required)
• Package: 1210 (3225 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Temperature coefficient: ±100ppm/°C (exact match required)
• Operating temperature range: -55°C ~ 155°C (exact match required)
• Automotive qualification: AEC-Q200 (exact match required)
• RoHS compliance: ROHS3 Compliant (exact match required)

The ERJ-14NF2553U qualifies as a direct substitute based on complete alignment with all specified electrical and mechanical parameters. Differences in product status (Active vs. Not For New Designs) and series designation (ERJ-S14 vs. ERJ-14N) do not affect functional equivalence for applications where the main part specifications are the design requirement.

Parameter Comparison

Engineering Selection Recommendations

The ERJ-S14F2553U is the preferred selection for new designs due to its Active product status, which ensures long-term availability and manufacturer support. The component carries full AEC-Q200 automotive qualification and ROHS3 compliance, meeting stringent regulatory requirements for automotive and industrial applications.

The ERJ-14NF2553U serves as a functional equivalent for applications where the ERJ-S14F2553U experiences supply limitations. Although designated as Not For New Designs, this part maintains identical electrical specifications, mechanical dimensions, and automotive certifications. The distinction in product status reflects manufacturing lifecycle positioning rather than performance or reliability differences. Selection of the substitute should be based on availability requirements and supply chain constraints rather than technical performance considerations.

Both parts are manufactured by Panasonic Electronic Components and share the same thick film composition with anti-sulfur or equivalent environmental protection suitable for automotive applications.

Frequently Asked Questions (FAQ)

Q: Can ERJ-14NF2553U be used as a direct replacement for ERJ-S14F2553U in automotive applications?

A: Yes. Both parts meet AEC-Q200 automotive qualification, operate across the identical temperature range (-55°C ~ 155°C), and share equivalent electrical specifications (255 kOhms ±1%, 0.5W). The 1210 package dimensions and mechanical characteristics are identical, enabling direct PCB substitution without layout modifications.

Q: What is the significance of the "Not For New Designs" status on the ERJ-14NF2553U?

A: This designation indicates the part is in mature production phase with no planned enhancements or long-term development roadmap. It does not imply functional deficiency or reduced reliability. The part remains fully qualified and suitable for applications where supply availability is the primary consideration.

Q: Are there any differences in environmental protection between the two parts?

A: The ERJ-S14F2553U explicitly includes anti-sulfur coating. The ERJ-14NF2553U specification does not list this feature. Both parts operate across the same temperature range and carry identical moisture sensitivity ratings (MSL 1). For applications requiring confirmed anti-sulfur protection, the ERJ-S14F2553U is the specified choice.

Q: Can these parts be mixed in the same production batch?

A: Both parts are Panasonic thick film 1210 resistors with identical electrical and mechanical specifications. PCB assembly compatibility is assured. However, supply chain and quality documentation practices should be evaluated based on specific manufacturing and traceability requirements.

Q: What packaging format is available for these parts?

A: Both the ERJ-S14F2553U and ERJ-14NF2553U are supplied in Tape & Reel (TR) format, standard for automated PCB assembly processes.