ERJ-6BQJ1R8V Equivalent & Substitute Parts

Part Overview

The ERJ-6BQJ1R8V is a 1.8 Ohm ±5% thick film chip resistor manufactured by Panasonic Electronic Components in the 0805 (2012 Metric) package. Rated for 0.333W (1/3W) power dissipation with automotive AEC-Q200 qualification and current sense capability, this component is designed for automotive and industrial applications requiring reliable current measurement and sensing circuits. The part maintains active product status with extensive inventory availability. Equivalent and substitute parts may be required due to supply chain constraints, design upgrades for improved tolerance specifications, or applications requiring enhanced power handling capabilities.

Substiute Parts

ERJ-6BQJ1R8V

Panasonic Electronic ComponentsIn Stock: 5448ERJ-6BQJ1R8V Datasheet

Current PartRFQ

ERJ-6BQF1R8V

Panasonic Electronic ComponentsIn Stock: 40740ERJ-6BQF1R8V Datasheet

UpgradeRFQ

ESR10EZPJ1R8

Rohm SemiconductorIn Stock: 26086ESR10EZPJ1R8 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-6BQJ1R8V is determined by the following critical parameters: resistance value (1.8 Ohms), package type (0805), composition (thick film), automotive qualification (AEC-Q200), operating temperature range (-55°C to 155°C), and RoHS3 compliance status.

Substitute parts are grouped into two categories:

Upgrade Substitute (ERJ-6BQF1R8V): Maintains identical electrical specifications and package configuration while improving tolerance from ±5% to ±1%. This part is suitable for applications where tighter resistance tolerance enhances circuit performance without requiring design modifications.

Similar Substitute (ESR10EZPJ1R8): Maintains identical resistance value, tolerance, package, and automotive qualification while increasing power rating from 0.333W to 0.4W. This part is suitable for applications requiring higher power dissipation capability or thermal margin in the same physical footprint.

Parameter Comparison

Engineering Selection Recommendations

All three parts maintain active product status and full compliance with ROHS3 and AEC-Q200 automotive qualification standards. Selection between these parts depends on application-specific requirements:

The ERJ-6BQJ1R8V remains the primary choice for standard current sensing applications where ±5% tolerance and 0.333W power rating meet circuit requirements.

The ERJ-6BQF1R8V is selected when circuit design requires improved tolerance accuracy (±1%) for tighter current measurement specifications or enhanced signal conditioning performance, with no changes to thermal or mechanical design required.

The ESR10EZPJ1R8 is selected when applications require increased power dissipation capability (0.4W versus 0.333W) or when thermal margin enhancement is necessary within the same 0805 package footprint, particularly in high-current sensing or high-ambient-temperature environments.

Frequently Asked Questions (FAQ)

Q: Can ERJ-6BQF1R8V be used as a direct replacement for ERJ-6BQJ1R8V?

A: Yes. The ERJ-6BQF1R8V is a direct substitute with identical resistance, power rating, package, and operating specifications. The only difference is improved tolerance (±1% versus ±5%), which provides enhanced accuracy without requiring circuit redesign.

Q: Can ESR10EZPJ1R8 be used as a direct replacement for ERJ-6BQJ1R8V?

A: Yes. The ESR10EZPJ1R8 is a direct substitute with identical resistance, tolerance, package, and operating specifications. The increased power rating (0.4W versus 0.333W) provides additional thermal margin and is fully compatible with circuits designed for the original part.

Q: What is the significance of the 0805 package specification?

A: The 0805 (2012 Metric) package designation indicates physical dimensions of 0.079" length by 0.049" width (2.00mm x 1.25mm). All three parts share this identical package, ensuring mechanical and electrical compatibility on PCB layouts without modification.

Q: Are all three parts suitable for automotive applications?

A: Yes. All three parts carry AEC-Q200 automotive qualification, indicating compliance with automotive reliability and quality standards. They are suitable for automotive current sensing and measurement circuits.

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

A: MSL 1 indicates the lowest moisture sensitivity classification. These parts require no special moisture control during storage, handling, or assembly, simplifying supply chain and manufacturing processes.