ERJ-S02F3R30X Equivalent & Substitute Parts

Part Overview

The ERJ-S02F3R30X is a 3.3 Ohm ±1% 0.1W chip resistor manufactured by Panasonic Electronic Components in the 0402 (1005 Metric) package. This thick film resistor features anti-sulfur coating and automotive AEC-Q200 qualification, making it suitable for automotive and harsh environment applications. The part maintains Active product status with 889 pieces currently in stock. Substitute parts are identified when identical electrical specifications, mechanical dimensions, and compliance ratings are maintained across alternative part numbers or series variants.

Substiute Parts

ERJ-S02F3R30X

Panasonic Electronic ComponentsIn Stock: 991ERJ-S02F3R30X Datasheet

Current PartRFQ

ERJ-U02F3R30X

Panasonic Electronic ComponentsIn Stock: 27155ERJ-U02F3R30X Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ERJ-S02F3R30X is determined by strict equivalence across the following critical parameters:

• Electrical Specifications: Resistance value (3.3 Ohms), tolerance (±1%), and power rating (0.1W) must be identical
• Package Compatibility: 0402 (1005 Metric) package ensures mechanical and footprint compatibility
• Composition and Features: Thick film construction with anti-sulfur coating and AEC-Q200 automotive qualification must be maintained
• Environmental Performance: Temperature coefficient (-100 / +600 ppm/°C) and operating temperature range (-55°C ~ 155°C) must match
• Compliance: RoHS3 compliance and MSL 1 rating must be preserved

The ERJ-U02F3R30X qualifies as a direct substitute based on complete alignment with all specified parameters. The primary distinction between the main part and substitute is the series designation (ERJ-S02 versus ERJ-U02), which reflects internal Panasonic product line organization without affecting functional or mechanical equivalence.

Parameter Comparison

Engineering Selection Recommendations

Both the ERJ-S02F3R30X and ERJ-U02F3R30X are Active products from Panasonic Electronic Components with full compliance to automotive and environmental standards. Selection between these parts is based on availability and supply chain considerations rather than technical differentiation.

The ERJ-S02F3R30X is suitable for applications requiring AEC-Q200 qualified automotive-grade 3.3 Ohm resistors with anti-sulfur protection in 0402 package format. The ERJ-U02F3R30X provides equivalent functionality with significantly higher inventory availability (27,141 pieces versus 889 pieces), making it the preferred choice for high-volume production or extended lead-time mitigation.

Both parts maintain identical electrical performance, mechanical compatibility, and regulatory compliance. The series designation change (S02 to U02) reflects internal product line management and does not impact functional equivalence or interchangeability in circuit applications.

Frequently Asked Questions (FAQ)

Q: Can ERJ-U02F3R30X be used as a direct replacement for ERJ-S02F3R30X?

A: Yes. The ERJ-U02F3R30X is a direct substitute. All electrical specifications (3.3 Ohms ±1%, 0.1W), mechanical dimensions (0402 package), composition (thick film), and compliance ratings (AEC-Q200, RoHS3, MSL 1) are identical. The parts are functionally and mechanically interchangeable.

Q: What determines substitutability for this 0402 chip resistor?

A: Substitutability is determined by matching resistance value (3.3 Ohms), tolerance (±1%), power rating (0.1W), package format (0402), composition (thick film), automotive qualification (AEC-Q200), anti-sulfur feature, temperature coefficient (-100 / +600 ppm/°C), and operating temperature range (-55°C ~ 155°C).

Q: Are there any differences in performance between ERJ-S02F3R30X and ERJ-U02F3R30X?

A: No performance differences exist. Both parts share identical electrical characteristics, thermal performance, and environmental ratings. The series designation difference reflects Panasonic's internal product categorization and does not affect circuit behavior or reliability.

Q: What is the significance of the AEC-Q200 rating?

A: AEC-Q200 certification indicates the resistor meets automotive industry reliability and performance standards. Both the main part and substitute maintain this qualification, ensuring suitability for automotive applications and harsh operating environments.

Q: Can these 0402 resistors be used in high-temperature applications?

A: Yes. Both parts operate across the -55°C ~ 155°C temperature range with a temperature coefficient of -100 / +600 ppm/°C, supporting extended temperature applications within these limits.

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

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. Standard storage conditions are sufficient for both parts.

Q: Are both parts RoHS3 compliant?

A: Yes. Both ERJ-S02F3R30X and ERJ-U02F3R30X are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for electronic components.