ERJ-S14F1963U Equivalent & Substitute Parts

Part Overview

The ERJ-S14F1963U is a 196 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, designed for high-reliability applications in automotive and industrial environments. The part is currently in active production status with ROHS3 compliance.

Substitute parts become necessary when the primary component experiences supply constraints, extended lead times, or when design requirements permit selection from qualified alternatives that maintain electrical and mechanical compatibility within specified tolerances.

Substiute Parts

ERJ-S14F1963U

Panasonic Electronic ComponentsIn Stock: 928ERJ-S14F1963U Datasheet

Current PartRFQ

ERJ-14NF1963U

Panasonic Electronic ComponentsIn Stock: 730ERJ-14NF1963U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S14F1963U is determined by strict equivalence across the following critical parameters:

• Resistance value: 196 kOhms
• Tolerance: ±1%
• Power rating: 0.5W (1/2W)
• Package: 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-14NF1963U 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 applications where the substitute's specifications remain acceptable.

Parameter Comparison

Engineering Selection Recommendations

The ERJ-S14F1963U is the preferred selection for new designs due to its active product status and ROHS3 compliance. This part meets current regulatory requirements and benefits from ongoing manufacturer support and supply continuity.

The ERJ-14NF1963U is electrically and mechanically equivalent and maintains AEC-Q200 automotive qualification. However, this part carries a "Not For New Designs" status and does not comply with ROHS3 requirements. Selection of this substitute is appropriate only for legacy system maintenance, field replacements, or applications where RoHS compliance is not mandated. Compatibility with existing PCB layouts and assembly processes is assured due to identical package dimensions and termination specifications.

Frequently Asked Questions (FAQ)

Q: Can ERJ-14NF1963U be used as a direct replacement for ERJ-S14F1963U in new automotive designs?

A: No. While the ERJ-14NF1963U is electrically and mechanically equivalent, its "Not For New Designs" status and RoHS non-compliance make it unsuitable for new automotive designs. The ERJ-S14F1963U should be specified for all new development.

Q: Are the physical dimensions identical between these parts?

A: Yes. Both parts share identical 1210 (3225 Metric) package dimensions: 0.126" L x 0.098" W (3.20mm x 2.50mm) with maximum seated height of 0.028" (0.70mm). PCB footprints and assembly processes are interchangeable.

Q: Do both parts meet automotive qualification requirements?

A: Yes. Both the ERJ-S14F1963U and ERJ-14NF1963U carry AEC-Q200 automotive qualification and operate across the identical temperature range of -55°C to 155°C with ±100ppm/°C temperature coefficient.

Q: What is the significance of the MSL rating for these resistors?

A: Both parts have MSL 1 (Unlimited) rating, indicating no moisture sensitivity limitations. These components do not require special moisture control during storage, handling, or assembly.

Q: Are there differences in electrical performance between these substitutes?

A: No. Both parts provide identical electrical performance: 196 kOhms resistance at ±1% tolerance with 0.5W power rating and thick film composition. Electrical behavior under operating conditions is equivalent.