ERJ-S14F1373U Equivalent & Substitute Parts

Part Overview

The ERJ-S14F1373U is a 137 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 AEC-Q200 automotive qualification, designed for high-reliability applications in automotive and industrial environments. The part is currently in active production status with ROHS3 compliance and unlimited moisture sensitivity rating.

Substitute parts become necessary when the primary part experiences supply constraints, inventory depletion, or when design requirements permit selection from qualified alternatives meeting identical electrical and mechanical specifications.

Substiute Parts

ERJ-S14F1373U

Panasonic Electronic ComponentsIn Stock: 819ERJ-S14F1373U Datasheet

Current PartRFQ

ERJ-14NF1373U

Panasonic Electronic ComponentsIn Stock: 1438ERJ-14NF1373U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S14F1373U is determined by strict equivalence across the following critical parameters:

• Resistance value: 137 kOhms
• Tolerance: ±1%
• Power rating: 0.5W (1/2W)
• Package type: 1210 (3225 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Automotive qualification: AEC-Q200
• Physical dimensions and termination count

The ERJ-14NF1373U qualifies as a direct substitute based on matching all electrical specifications, package dimensions, and automotive certification requirements. Differences in product status and compliance certifications do not affect functional equivalence for component selection purposes.

Parameter Comparison

Engineering Selection Recommendations

The ERJ-S14F1373U is the preferred selection for new designs due to its active product status and ROHS3 compliance certification. This part maintains full AEC-Q200 automotive qualification with anti-sulfur coating, meeting current regulatory requirements for automotive and industrial applications.

The ERJ-14NF1373U provides functional equivalence across all electrical and mechanical parameters but carries a "Not For New Designs" status and RoHS non-compliance designation. This part is suitable only for legacy system maintenance, repair, or applications where existing design documentation explicitly permits its use.

Selection between these parts should be based on design phase requirements: active production designs must use ERJ-S14F1373U; existing systems may utilize ERJ-14NF1373U only when design constraints or supply chain documentation justify its application.

Frequently Asked Questions (FAQ)

Q: Can ERJ-14NF1373U be used as a direct replacement for ERJ-S14F1373U in new designs?

A: No. The ERJ-14NF1373U carries a "Not For New Designs" status and RoHS non-compliance designation. New designs must specify ERJ-S14F1373U to meet current regulatory and compliance requirements.

Q: Are the electrical specifications identical between these parts?

A: Yes. Both parts provide 137 kOhms ±1% resistance, 0.5W power rating, ±100ppm/°C temperature coefficient, and -55°C ~ 155°C operating range. Both carry AEC-Q200 automotive qualification.

Q: Do these parts have identical physical dimensions?

A: Yes. Both parts use the 1210 (3225 Metric) package with identical dimensions of 0.126" L x 0.098" W (3.20mm x 2.50mm) and maximum seated height of 0.028" (0.70mm). They are mechanically interchangeable at the PCB level.

Q: What is the significance of the anti-sulfur coating on ERJ-S14F1373U?

A: The anti-sulfur feature on ERJ-S14F1373U provides enhanced reliability in environments with sulfur-containing contaminants. This specification is not listed for ERJ-14NF1373U, representing a material difference in environmental protection capability.

Q: Can these parts be used interchangeably in automotive applications?

A: Both parts hold AEC-Q200 certification for automotive use. However, ERJ-S14F1373U is the specified choice for new automotive designs. ERJ-14NF1373U may only be used in existing systems where design documentation permits its application.

Q: What is the difference in RoHS compliance between these parts?

A: ERJ-S14F1373U is ROHS3 compliant, meeting current European Union Restriction of Hazardous Substances regulations. ERJ-14NF1373U is RoHS non-compliant and cannot be used in applications requiring RoHS certification.