Equivalent & Substitute Parts for ERJ-S03F1581V

Part Overview

The ERJ-S03F1581V is a 1.58 kOhms ±1% thick film chip resistor manufactured by Panasonic Electronic Components in 0603 (1608 Metric) package format. This component is rated for 0.1W (1/10W) power dissipation and features anti-sulfur coating with automotive AEC-Q200 qualification. The part is active in production with 818 units currently in stock. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, package format, and compliance certifications to ensure direct functional interchangeability in circuit applications.

Substiute Parts

ERJ-S03F1581V

Panasonic Electronic ComponentsIn Stock: 839ERJ-S03F1581V Datasheet

Current PartRFQ

ERJ-3EKF1581V

Panasonic Electronic ComponentsIn Stock: 78656ERJ-3EKF1581V Datasheet

SimilarRFQ

AC0603FR-071K58L

YAGEOIn Stock: 20191AC0603FR-071K58L Datasheet

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CR0603-FX-1581ELF

Bourns Inc.In Stock: 14896CR0603-FX-1581ELF Datasheet

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CRCW06031K58FKEA

Vishay DaleIn Stock: 37703CRCW06031K58FKEA Datasheet

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RC0603FR-071K58L

YAGEOIn Stock: 323614RC0603FR-071K58L Datasheet

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RMCF0603FT1K58

Stackpole Electronics IncIn Stock: 64601RMCF0603FT1K58 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the ERJ-S03F1581V are qualified based on the following criteria:

Electrical Parameters: Resistance value (1.58 kOhms), tolerance (±1%), power rating (0.1W), and temperature coefficient (±100ppm/°C) must match exactly.

Mechanical Parameters: Package format must be 0603 (1608 Metric) with compatible physical dimensions and termination count (2 terminations).

Environmental & Compliance: Operating temperature range (-55°C ~ 155°C), RoHS3 compliance, and MSL rating (1 - Unlimited) must be maintained.

Composition: Thick film construction is required for all substitutes.

All identified substitute parts meet these criteria and are suitable for direct replacement in applications where the ERJ-S03F1581V is specified.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts listed maintain active product status and full ROHS3 compliance. Selection among substitutes should be based on:

Automotive Applications: Parts with AEC-Q200 rating (ERJ-3EKF1581V, AC0603FR-071K58L, CRCW06031K58FKEA, RMCF0603FT1K58) are suitable for automotive-grade circuit requirements.

Moisture-Sensitive Environments: Parts with moisture-resistant features (AC0603FR-071K58L, CR0603-FX-1581ELF, RC0603FR-071K58L) provide enhanced protection in high-humidity applications.

Supply Chain Availability: RC0603FR-071K58L offers the highest inventory level (323,555 units), followed by ERJ-3EKF1581V (78,601 units), providing optimal availability for high-volume production.

Manufacturer Preference: All substitute parts are from established manufacturers (Panasonic, YAGEO, Bourns, Vishay Dale, Stackpole Electronics) with equivalent quality and reliability standards.

Frequently Asked Questions (FAQ)

Q: Can ERJ-3EKF1581V replace ERJ-S03F1581V directly?

A: Yes. Both parts are manufactured by Panasonic with identical electrical specifications (1.58 kOhms ±1%, 0.1W), package format (0603), temperature coefficient (±100ppm/°C), and operating range (-55°C ~ 155°C). The primary difference is the absence of anti-sulfur coating in the ERJ-3EKF series, which does not affect electrical performance in standard applications.

Q: Are YAGEO AC0603FR-071K58L and RC0603FR-071K58L interchangeable?

A: Yes. Both YAGEO parts share identical electrical and mechanical specifications. AC0603FR-071K58L includes automotive AEC-Q200 rating, while RC0603FR-071K58L does not. Selection depends on application requirements.

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

A: AEC-Q200 certification indicates automotive-grade qualification. Parts with this rating (ERJ-3EKF1581V, AC0603FR-071K58L, CRCW06031K58FKEA, RMCF0603FT1K58) are suitable for automotive applications. Non-AEC-Q200 parts (CR0603-FX-1581ELF, RC0603FR-071K58L) are suitable for general industrial and consumer applications.

Q: Do physical dimension variations affect substitution?

A: All parts conform to 0603 (1608 Metric) package specifications. Minor dimensional variations (e.g., CRCW06031K58FKEA at 0.061" L x 0.033" W versus standard 0.063" L x 0.031" W) remain within 0603 package tolerance and do not affect PCB footprint compatibility or electrical performance.

Q: Is moisture sensitivity a concern for these parts?

A: All parts carry MSL rating 1 (Unlimited), indicating no moisture sensitivity restrictions. Parts with moisture-resistant features provide additional environmental protection but are not required for standard applications.