Equivalent & Substitute Parts for ERJ-S02J181X

Part Overview

The ERJ-S02J181X is a 180 Ohm ±5% 0.1W thick film chip resistor in 0402 (1005 Metric) package manufactured by Panasonic Electronic Components. This component features anti-sulfur coating and automotive AEC-Q200 qualification, making it suitable for demanding automotive and industrial applications. The part is currently active in production with 663 pieces available in stock.

Equivalent and substitute parts are necessary when the primary part number becomes unavailable, when supply chain optimization is required, or when design flexibility allows for alternative qualified sources within the same electrical and mechanical specifications.

Substiute Parts

ERJ-S02J181X

Panasonic Electronic ComponentsIn Stock: 765ERJ-S02J181X Datasheet

Current PartRFQ

ERJ-U02J181X

Panasonic Electronic ComponentsIn Stock: 10430ERJ-U02J181X Datasheet

DirectRFQ

ERJ-2GEJ181X

Panasonic Electronic ComponentsIn Stock: 230655ERJ-2GEJ181X Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S02J181X is determined by strict equivalence across the following critical parameters:

• Resistance value: 180 Ohms
• Tolerance: ±5%
• Power rating: 0.1W (1/10W)
• Package: 0402 (1005 Metric)
• Composition: Thick Film
• Temperature coefficient: ±200ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Automotive qualification: AEC-Q200
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity: MSL 1

All identified substitute parts meet these criteria. Differences in series designation (ERJ-S02, ERJ-U02, ERJ-2G) reflect manufacturing series variations within Panasonic's product portfolio but do not affect electrical or mechanical compatibility.

Parameter Comparison

Engineering Selection Recommendations

All three parts—ERJ-S02J181X, ERJ-U02J181X, and ERJ-2GEJ181X—are functionally equivalent and directly interchangeable in circuit applications. Selection among these parts should be based on:

• Availability and lead time requirements
• Inventory levels at supply sources
• Cost considerations
• Existing design documentation and qualification history

All parts carry active product status, ROHS3 compliance, and AEC-Q200 automotive qualification. No additional testing or design validation is required when substituting between these parts, as they meet identical electrical, mechanical, and environmental specifications.

Frequently Asked Questions (FAQ)

Q: Can ERJ-U02J181X be used as a direct replacement for ERJ-S02J181X?

A: Yes. Both parts are 180 Ohm ±5% 0.1W thick film resistors in 0402 package with identical electrical characteristics, temperature coefficients, operating ranges, and automotive qualifications. The difference in series designation does not affect compatibility.

Q: What is the difference between ERJ-2GEJ181X and ERJ-S02J181X?

A: The primary difference is the manufacturing series (ERJ-2G versus ERJ-S02). Both parts meet identical specifications for resistance, tolerance, power rating, package, temperature coefficient, operating temperature range, and AEC-Q200 qualification. ERJ-2GEJ181X has significantly higher inventory availability.

Q: Are all three parts suitable for automotive applications?

A: Yes. All three parts carry AEC-Q200 automotive qualification and are rated for the same operating temperature range (-55°C ~ 155°C), making them suitable for automotive and industrial applications requiring automotive-grade components.

Q: Do these parts require different handling or storage procedures?

A: No. All three parts have identical Moisture Sensitivity Level (MSL 1 - Unlimited), meaning they do not require special moisture control during storage or handling.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: Yes. All three parts have identical package dimensions (0402 / 1005 Metric), footprint requirements, and mechanical specifications, allowing direct substitution without PCB redesign.