ERJ-S02J155X Equivalent & Substitute Parts

Part Overview

The ERJ-S02J155X is a 1.5 MOhms ±5% thick film chip resistor manufactured by Panasonic Electronic Components in the 0402 (1005 Metric) package format. This component is rated for 0.1W (1/10W) power dissipation and features anti-sulfur construction with AEC-Q200 automotive qualification. The part is currently in active production status with 890 pieces available in stock. Substitute parts are identified when electrical specifications, mechanical dimensions, package format, and compliance ratings remain identical across alternative part numbers within the same or compatible product series.

Substiute Parts

ERJ-S02J155X

Panasonic Electronic ComponentsIn Stock: 972ERJ-S02J155X Datasheet

Current PartRFQ

ERJ-U02J155X

Panasonic Electronic ComponentsIn Stock: 7555ERJ-U02J155X Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S02J155X is determined by strict equivalence across the following critical parameters:

Electrical Specifications: Resistance value (1.5 MOhms), tolerance (±5%), and power rating (0.1W) must be identical. Temperature coefficient (-400 / +150 ppm/°C) and operating temperature range (-55°C ~ 155°C) must match exactly.

Mechanical Specifications: Package format (0402 / 1005 Metric), physical dimensions (0.039" L x 0.020" W), and maximum seated height (0.016") must be identical to ensure PCB footprint compatibility and assembly process compatibility.

Composition and Features: Thick film construction and anti-sulfur treatment must be present in substitute parts.

Compliance and Ratings: AEC-Q200 automotive qualification, ROHS3 compliance, and MSL 1 rating must be maintained. REACH and ECCN classifications must remain consistent.

Packaging Format: Tape & Reel (TR) packaging is the specified delivery format.

The ERJ-U02J155X meets all substitution criteria and is classified as a direct equivalent part.

Parameter Comparison

Engineering Selection Recommendations

Both the ERJ-S02J155X and ERJ-U02J155X are active production components manufactured by Panasonic Electronic Components with identical electrical and mechanical specifications. Selection between these parts may be based on inventory availability and supply chain considerations. The ERJ-S02J155X currently has 890 pieces in stock, while the ERJ-U02J155X has 7,541 pieces available. Both parts maintain AEC-Q200 automotive qualification, ROHS3 compliance, and unlimited moisture sensitivity rating (MSL 1), making them suitable for automotive and industrial applications requiring high-reliability thick film resistors. The difference between the ERJ-S02 and ERJ-U02 series designations does not affect functional or mechanical compatibility. Either part may be selected for new designs or as a replacement component without modification to PCB layout, assembly processes, or circuit design.

Frequently Asked Questions (FAQ)

Q: Can the ERJ-U02J155X be used as a direct replacement for the ERJ-S02J155X?

A: Yes. The ERJ-U02J155X is a direct equivalent part with identical electrical specifications (1.5 MOhms ±5%, 0.1W), mechanical dimensions (0402 package, 1.00mm x 0.50mm), composition (thick film), features (anti-sulfur, AEC-Q200), and compliance ratings (ROHS3, MSL 1). No circuit modifications or PCB layout changes are required.

Q: What is the difference between the ERJ-S02 and ERJ-U02 series?

A: The series designation difference does not reflect a change in electrical or mechanical performance. Both series are manufactured by Panasonic Electronic Components and meet identical specifications for this 1.5 MOhms ±5% 0.1W 0402 resistor. The series designation may indicate internal manufacturing process variations or product line organization, but functional equivalence is maintained.

Q: Are both parts suitable for automotive applications?

A: Yes. Both the ERJ-S02J155X and ERJ-U02J155X carry AEC-Q200 automotive qualification and anti-sulfur construction, making them suitable for automotive and harsh environment applications requiring high reliability.

Q: What is the significance of the 0402 package designation?

A: The 0402 package (1005 Metric) specifies the physical dimensions of the chip resistor: 0.039" length x 0.020" width (1.00mm x 0.50mm). This standardized package format ensures compatibility with 0402 PCB footprints and automated assembly equipment. Both substitute parts use identical 0402 packaging.

Q: Can these parts be used interchangeably in existing designs?

A: Yes. The ERJ-S02J155X and ERJ-U02J155X are mechanically and electrically interchangeable. Existing PCB designs, assembly processes, and circuit designs require no modification when substituting between these parts.

Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?

A: MSL 1 indicates the lowest moisture sensitivity level. Components with MSL 1 rating have unlimited shelf life and do not require special moisture control measures during storage or handling, provided standard industrial storage conditions are maintained.

Q: Are both parts ROHS3 compliant?

A: Yes. Both the ERJ-S02J155X and ERJ-U02J155X are ROHS3 compliant and REACH unaffected, meeting environmental and regulatory requirements for electronic components in the European Union and other regulated markets.