ERA-2ARB3000X Equivalent & Substitute Parts

Part Overview

The ERA-2ARB3000X is a 300 Ohm ±0.1% thin film chip resistor in 0402 (1005 Metric) package rated for automotive applications under AEC-Q200 standard. This component is designed for precision applications requiring tight tolerance and stable performance across automotive temperature ranges. The part is currently in active production status with 1136 pieces available in stock. Substitute parts are identified to provide alternative sourcing options while maintaining identical electrical and mechanical specifications.

Substiute Parts

ERA-2ARB3000X

Panasonic Electronic ComponentsIn Stock: 1232ERA-2ARB3000X Datasheet

Current PartRFQ

ERA-2ARB301X

Panasonic Electronic ComponentsIn Stock: 30829ERA-2ARB301X Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERA-2ARB3000X is determined by strict equivalence across the following critical parameters:

• Resistance value: 300 Ohms
• Tolerance: ±0.1%
• Power rating: 0.063W (1/16W)
• Package type: 0402 (1005 Metric)
• Composition: Thin Film
• Temperature coefficient: ±10ppm/°C
• Operating temperature range: -55°C to 155°C
• Automotive compliance: AEC-Q200
• RoHS compliance: ROHS3

The identified substitute ERA-2ARB301X meets all electrical and mechanical requirements. The primary distinction between the main part and substitute is packaging format: ERA-2ARB3000X is supplied in standard packaging, while ERA-2ARB301X is supplied in Tape & Reel (TR) format. Both parts are manufactured by Panasonic Electronic Components and belong to the ERA-2A series.

Parameter Comparison

Engineering Selection Recommendations

Both ERA-2ARB3000X and ERA-2ARB301X are suitable for applications requiring 300 Ohm precision resistors with automotive-grade reliability. Selection between these parts should be based on procurement and assembly requirements:

ERA-2ARB3000X is appropriate for applications where standard packaging format is specified or preferred for manual assembly or small-volume production runs.

ERA-2ARB301X is appropriate for high-volume automated assembly operations where Tape & Reel packaging provides efficiency benefits. The significantly higher inventory level (30727 pieces versus 1136 pieces) indicates greater availability for sustained production demands.

Both parts maintain identical electrical performance, thermal stability, and automotive compliance certifications. The choice between them does not affect circuit functionality or reliability characteristics.

Frequently Asked Questions (FAQ)

Q: Can ERA-2ARB301X be used as a direct replacement for ERA-2ARB3000X?

A: Yes. Both parts are electrically and mechanically identical. The only difference is packaging format (Tape & Reel versus standard packaging). Substitution is valid for any application where the ERA-2ARB3000X is specified, provided assembly equipment can accommodate the packaging format.

Q: What does the packaging format difference mean for my assembly process?

A: ERA-2ARB3000X uses standard packaging suitable for manual placement or small-batch assembly. ERA-2ARB301X uses Tape & Reel format, which is optimized for automated pick-and-place equipment in high-volume manufacturing. The component itself is identical; only the delivery format differs.

Q: Are both parts AEC-Q200 compliant?

A: Yes. Both ERA-2ARB3000X and ERA-2ARB301X carry AEC-Q200 automotive qualification and are suitable for automotive applications requiring this certification.

Q: Do these parts have any moisture sensitivity concerns?

A: No. Both parts are rated MSL 1 (Unlimited), indicating no moisture sensitivity limitations during storage or handling.

Q: Can I mix these parts in the same production batch?

A: Yes. Since both parts are electrically and mechanically identical, they can be used interchangeably within the same circuit design and production batch without affecting performance or reliability.