ERJ-S14F41R2U Equivalent & Substitute Parts

Part Overview

The ERJ-S14F41R2U is a 41.2 Ohm ±1% 0.5W thick film chip resistor in 1210 (3225 Metric) package manufactured by Panasonic Electronic Components. This component is rated for automotive applications under AEC-Q200 and features anti-sulfur construction. The part is currently in active production status. Substitute parts become necessary when the primary part experiences supply constraints, extended lead times, or when design requirements permit selection from alternative qualified sources meeting identical electrical and mechanical specifications.

Substiute Parts

ERJ-S14F41R2U

Panasonic Electronic ComponentsIn Stock: 1086ERJ-S14F41R2U Datasheet

Current PartRFQ

ERJ-14NF41R2U

Panasonic Electronic ComponentsIn Stock: 11489ERJ-14NF41R2U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S14F41R2U is determined by strict equivalence across the following critical parameters:

• Resistance value: 41.2 Ohms
• Tolerance: ±1%
• Power rating: 0.5W (1/2W)
• Package / Case: 1210 (3225 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Automotive rating: AEC-Q200
• Physical dimensions: 0.126" L x 0.098" W (3.20mm x 2.50mm)
• Height - Seated (Max): 0.028" (0.70mm)
• Number of terminations: 2
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity level: 1 (Unlimited)

The ERJ-14NF41R2U qualifies as a direct substitute based on complete alignment with all specified electrical and mechanical parameters. This part maintains identical resistance, tolerance, power rating, package dimensions, temperature characteristics, and compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

The ERJ-S14F41R2U is the preferred selection for new designs due to its active production status. The ERJ-14NF41R2U is electrically and mechanically equivalent and maintains full AEC-Q200 automotive qualification and ROHS3 compliance. However, the ERJ-14NF41R2U carries a "Not For New Designs" status, indicating that Panasonic has designated this part for legacy applications only. Selection of the ERJ-14NF41R2U should be limited to replacement or sustaining engineering scenarios where supply of the primary part is unavailable.

Frequently Asked Questions (FAQ)

Q: Can ERJ-14NF41R2U be used as a direct replacement for ERJ-S14F41R2U in new designs?

A: The ERJ-14NF41R2U meets all electrical and mechanical specifications required for functional equivalence. However, the "Not For New Designs" status indicates manufacturer intent to phase out this part. New designs should specify the ERJ-S14F41R2U.

Q: Are there differences in anti-sulfur properties between these parts?

A: The ERJ-S14F41R2U explicitly includes anti-sulfur construction in its specification. The ERJ-14NF41R2U does not list this feature. This distinction may be relevant for applications in high-sulfur environments.

Q: Do both parts meet automotive qualification requirements?

A: Both parts carry AEC-Q200 automotive rating and operate across the identical temperature range of -55°C ~ 155°C with matching temperature coefficients of ±100ppm/°C.

Q: Are the physical dimensions identical?

A: Yes. Both parts are packaged in 1210 (3225 Metric) 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).

Q: What is the moisture sensitivity level for these parts?

A: Both parts are rated MSL 1 (Unlimited), indicating no moisture sensitivity restrictions for storage or handling.