Equivalent & Substitute Parts for ERJ-S14F2401U

Part Overview

The ERJ-S14F2401U is a 2.4 kOhms ±1% 0.5W chip resistor in 1210 (3225 Metric) package manufactured by Panasonic Electronic Components. This thick film resistor 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 1094 units available in stock.

Substitute parts become necessary when the primary part faces supply constraints, end-of-life transitions, or when design flexibility permits equivalent alternatives that meet the same electrical and mechanical specifications.

Substiute Parts

ERJ-S14F2401U

Panasonic Electronic ComponentsIn Stock: 1118ERJ-S14F2401U Datasheet

Current PartRFQ

ERJ-14NF2401U

Panasonic Electronic ComponentsIn Stock: 10834ERJ-14NF2401U Datasheet

SimilarRFQ

RC1210FR-072K4L

YAGEOIn Stock: 14918RC1210FR-072K4L Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S14F2401U is determined by strict equivalence across the following critical parameters:

• Resistance value: 2.4 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
• Termination count: 2
• Moisture sensitivity: MSL 1

The identified substitute parts ERJ-14NF2401U (Panasonic) and RC1210FR-072K4L (YAGEO) meet all electrical specifications and package requirements. Variations in physical dimensions (length, width, height) remain within acceptable tolerances for 1210 package classification. Differences in feature sets (anti-sulfur coating, moisture resistance) and compliance certifications (AEC-Q200, RoHS status) are noted but do not affect core electrical substitutability.

Parameter Comparison

Engineering Selection Recommendations

For new designs, the ERJ-S14F2401U remains the primary selection due to active product status and ROHS3 compliance. The anti-sulfur coating provides additional environmental protection suitable for automotive applications.

The ERJ-14NF2401U is electrically equivalent but carries "Not For New Designs" status and lacks RoHS3 compliance. This part is suitable only for legacy system maintenance or repair applications where the original specification must be maintained.

The RC1210FR-072K4L from YAGEO is an active, ROHS3-compliant alternative with moisture-resistant construction. This part is suitable for new designs when supply of the primary Panasonic part is constrained. The absence of explicit AEC-Q200 certification should be evaluated against specific application requirements.

Frequently Asked Questions (FAQ)

Q: Can ERJ-14NF2401U be used as a direct replacement for ERJ-S14F2401U in new designs?

A: No. While electrically equivalent, ERJ-14NF2401U carries "Not For New Designs" status and is RoHS non-compliant. Use only for legacy system support.

Q: What is the difference between anti-sulfur and moisture-resistant coatings?

A: Anti-sulfur coating protects against sulfur-containing atmospheric contaminants common in automotive environments. Moisture-resistant coating protects against humidity ingress. Both are protective features; the choice depends on application environment.

Q: Are the physical dimension differences between RC1210FR-072K4L and ERJ-S14F2401U significant?

A: No. Both parts conform to 1210 (3225 Metric) package classification. Dimensional variations (length 0.122" vs 0.126", width 0.102" vs 0.098", height 0.024" vs 0.028") fall within standard package tolerances and do not affect PCB footprint compatibility.

Q: Does RC1210FR-072K4L meet automotive AEC-Q200 requirements?

A: The provided specifications do not list AEC-Q200 certification for RC1210FR-072K4L. Confirm AEC-Q200 compliance with the manufacturer if this certification is required for your application.

Q: Which substitute part should be selected for maximum inventory availability?

A: RC1210FR-072K4L has the highest inventory level at 14,843 units. ERJ-14NF2401U has 10,778 units. Selection should prioritize compliance and product status requirements over inventory quantity alone.