ESR18EZPJ304 Equivalent & Substitute Parts

Part Overview

The ESR18EZPJ304 is a 300 kOhms ±5% 0.5W thick film chip resistor in 1206 (3216 Metric) package manufactured by Rohm Semiconductor. This component is rated for automotive applications under AEC-Q200 standard with pulse withstanding capability. The part is active in production and ROHS3 compliant. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required, or when tolerance and power rating upgrades are necessary for specific circuit requirements.

Substiute Parts

ESR18EZPJ304

Rohm SemiconductorIn Stock: 1037ESR18EZPJ304 Datasheet

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ESR18EZPF3003

Rohm SemiconductorIn Stock: 13977ESR18EZPF3003 Datasheet

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ERJ-P08J304V

Panasonic Electronic ComponentsIn Stock: 16873ERJ-P08J304V Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the ESR18EZPJ304 are qualified based on the following criteria:

Electrical Compatibility: Resistance value must be 300 kOhms. Tolerance and power rating may vary to meet specific circuit requirements.

Mechanical Compatibility: Package must be 1206 (3216 Metric) to ensure PCB footprint compatibility and assembly process alignment.

Environmental & Compliance: All substitutes must maintain AEC-Q200 automotive rating, ROHS3 compliance, and MSL 1 moisture sensitivity level to preserve reliability in target applications.

Thermal Performance: Operating temperature range must span -55°C to 155°C minimum. Temperature coefficient variations are acceptable when circuit design accounts for tolerance stack-up.

Parameter Comparison

Engineering Selection Recommendations

ESR18EZPF3003 (Rohm Semiconductor): This substitute offers improved tolerance performance at ±1% compared to the main part's ±5%, with a reduced temperature coefficient of ±100ppm/°C. Both components share identical power rating, package, and thermal operating range. Selection is appropriate when circuit design requires tighter resistance tolerance and improved temperature stability while maintaining equivalent power dissipation capability.

ERJ-P08J304V (Panasonic Electronic Components): This substitute provides increased power rating at 0.667W versus the main part's 0.5W, maintaining identical resistance value and tolerance. The package dimensions are mechanically compatible with 1206 footprint, though seated height increases from 0.65mm to 0.70mm. Selection is appropriate when circuit design requires higher power dissipation margin or when thermal management benefits from increased power handling capacity.

Both substitutes maintain full AEC-Q200 automotive compliance, ROHS3 certification, and MSL 1 moisture sensitivity rating, ensuring compatibility with automotive assembly and reliability requirements.

Frequently Asked Questions (FAQ)

Q: Can ESR18EZPF3003 be used as a direct replacement for ESR18EZPJ304?

A: Yes. Both components share identical resistance value (300 kOhms), power rating (0.5W), package (1206), and thermal operating range (-55°C to 155°C). The ESR18EZPF3003 provides superior tolerance (±1% vs ±5%) and lower temperature coefficient (±100ppm/°C vs ±200ppm/°C), making it a compatible upgrade.

Q: What is the primary difference between ESR18EZPJ304 and ERJ-P08J304V?

A: The main difference is power rating: ERJ-P08J304V is rated at 0.667W compared to ESR18EZPJ304's 0.5W. Both maintain 300 kOhms resistance, ±5% tolerance, and 1206 package compatibility. The ERJ-P08J304V provides additional thermal headroom for applications requiring higher power dissipation.

Q: Are there PCB layout considerations when substituting with ERJ-P08J304V?

A: The ERJ-P08J304V seated height is 0.70mm maximum versus 0.65mm for the main part. This 0.05mm difference is within typical PCB assembly tolerances and does not require layout modification for standard 1206 footprints.

Q: Do all three parts meet automotive qualification requirements?

A: Yes. ESR18EZPJ304, ESR18EZPF3003, and ERJ-P08J304V are all AEC-Q200 rated for automotive applications with ROHS3 compliance and MSL 1 moisture sensitivity level.

Q: Which substitute should be selected for improved circuit stability?

A: ESR18EZPF3003 is recommended when improved temperature stability is required, as it features a temperature coefficient of ±100ppm/°C compared to ±200ppm/°C for both the main part and ERJ-P08J304V.