ERJ-S14J112U Equivalent & Substitute Parts

Part Overview

The ERJ-S14J112U is a 1.1 kOhms ±5% 0.5W thick film chip resistor in 1210 (3225 Metric) package manufactured by Panasonic Electronic Components. This part is rated for automotive applications under AEC-Q200 and features anti-sulfur protection. The part is currently in active production status with 639 units in stock.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when alternative packaging formats are required for manufacturing processes, or when design revisions call for updated component series with enhanced features such as pulse withstanding capability.

Substiute Parts

ERJ-S14J112U

Panasonic Electronic ComponentsIn Stock: 745ERJ-S14J112U Datasheet

Current PartRFQ

ERJ-14YJ112U

Panasonic Electronic ComponentsIn Stock: 14894ERJ-14YJ112U Datasheet

SimilarRFQ

ERJ-P14J112U

Panasonic Electronic ComponentsIn Stock: 10800ERJ-P14J112U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S14J112U is determined by the following parameters:

• Resistance value: 1.1 kOhms
• Tolerance: ±5%
• Power rating: 0.5W (1/2W)
• Package: 1210 (3225 Metric)
• Composition: Thick Film
• Temperature coefficient: ±200ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Automotive rating: AEC-Q200
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity: MSL 1

Substitute parts must match all electrical parameters and package specifications. Variations in series designation (ERJ-S14, ERJ-14, ERJ-P14) and packaging format (Tape & Reel vs. Cut Tape) do not affect electrical equivalence. Feature enhancements such as anti-sulfur or pulse withstanding capability represent functional improvements and do not preclude substitution.

Parameter Comparison

Engineering Selection Recommendations

ERJ-P14J112U is the preferred substitute for new designs. This part maintains active production status and includes pulse withstanding capability, providing enhanced performance characteristics while meeting all electrical and compliance requirements of the ERJ-S14J112U.

ERJ-14YJ112U is electrically equivalent but carries a "Not For New Designs" status. This part is suitable only for legacy system maintenance, repair, or replacement applications where design revision is not feasible. The Cut Tape packaging format may require process adaptation depending on assembly equipment configuration.

Both substitute parts are manufactured by Panasonic Electronic Components and maintain identical electrical specifications, package dimensions, temperature performance, and automotive AEC-Q200 certification. All parts are ROHS3 compliant with MSL 1 rating.

Frequently Asked Questions (FAQ)

Q: Can ERJ-P14J112U replace ERJ-S14J112U in production assemblies?

A: Yes. Both parts meet identical electrical specifications (1.1 kOhms ±5%, 0.5W, 1210 package), temperature performance (-55°C ~ 155°C), and automotive AEC-Q200 requirements. ERJ-P14J112U includes pulse withstanding capability as an additional feature. Tape & Reel packaging is compatible with standard SMD assembly equipment.

Q: Why is ERJ-14YJ112U marked "Not For New Designs"?

A: This designation indicates the part is in mature production phase with no planned enhancements or long-term availability guarantees. New designs should specify ERJ-S14J112U or ERJ-P14J112U to ensure component availability and access to current manufacturing improvements.

Q: Does packaging format affect electrical performance?

A: No. Tape & Reel (TR) and Cut Tape (CT) formats contain identical components. Packaging format selection depends on assembly process requirements and equipment compatibility. Both formats maintain the same electrical characteristics, tolerance, temperature performance, and reliability ratings.

Q: Are all substitute parts AEC-Q200 automotive qualified?

A: Yes. ERJ-S14J112U, ERJ-14YJ112U, and ERJ-P14J112U all carry AEC-Q200 automotive qualification. All parts are suitable for automotive applications requiring this certification level.

Q: What is the significance of anti-sulfur and pulse withstanding features?

A: Anti-sulfur protection (ERJ-S14J112U) and pulse withstanding capability (ERJ-P14J112U) are feature enhancements that do not affect basic electrical equivalence. These features provide additional performance margins in specific application environments. Parts without these features remain electrically equivalent for standard applications.