ERJ-S03F3093V Equivalent & Substitute Parts

Part Overview

The ERJ-S03F3093V is a 309 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 currently in active production status with 716 units available in inventory.

Substitute parts are necessary when the primary part experiences supply constraints, extended lead times, or when design flexibility permits component sourcing from multiple qualified manufacturers while maintaining electrical and mechanical compatibility.

Substiute Parts

ERJ-S03F3093V

Panasonic Electronic ComponentsIn Stock: 760ERJ-S03F3093V Datasheet

Current PartRFQ

ERJ-3EKF3093V

Panasonic Electronic ComponentsIn Stock: 106206ERJ-3EKF3093V Datasheet

SimilarRFQ

AC0603FR-07309KL

YAGEOIn Stock: 20950AC0603FR-07309KL Datasheet

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CR0603-FX-3093ELF

Bourns Inc.In Stock: 14055CR0603-FX-3093ELF Datasheet

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CRCW0603309KFKEA

Vishay DaleIn Stock: 31243CRCW0603309KFKEA Datasheet

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RC0603FR-07309KL

YAGEOIn Stock: 125662RC0603FR-07309KL Datasheet

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RMCF0603FT309K

Stackpole Electronics IncIn Stock: 139459RMCF0603FT309K Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S03F3093V is determined by strict equivalence across the following parameters:

• Resistance value: 309 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Power rating: 0.1W / 1/10W (exact match required)
• Package format: 0603 (1608 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Temperature coefficient: ±100ppm/°C (exact match required)
• Operating temperature range: -55°C ~ 155°C (exact match required)
• RoHS compliance: ROHS3 Compliant (exact match required)
• Moisture sensitivity level: 1 (Unlimited) (exact match required)

All substitute parts listed below meet these criteria. Variations in packaging format (Tape & Reel vs. Cut Tape), minor dimensional tolerances, and feature enhancements (such as moisture resistance or automotive ratings) do not affect functional substitutability.

Parameter Comparison

Engineering Selection Recommendations

All listed substitute parts maintain full electrical and mechanical compatibility with the ERJ-S03F3093V. Selection among these alternatives should be based on the following factors:

Compliance and Certification: The ERJ-S03F3093V, ERJ-3EKF3093V, AC0603FR-07309KL, CRCW0603309KFKEA, and RMCF0603FT309K carry automotive AEC-Q200 qualification. The CR0603-FX-3093ELF and RC0603FR-07309KL do not list AEC-Q200 certification. For automotive applications requiring AEC-Q200 compliance, select from the certified alternatives.

Inventory Availability: RC0603FR-07309KL (YAGEO) offers the highest inventory level at 125,650 units. ERJ-3EKF3093V (Panasonic) provides 106,181 units. RMCF0603FT309K (Stackpole) supplies 139,404 units. These three options provide optimal supply security.

Product Status: All parts are in active production status, ensuring continued availability and support.

Packaging Format: Tape & Reel packaging is standard for high-volume automated assembly. Cut Tape & Digi-Reel options (CRCW0603309KFKEA and RC0603FR-07309KL) are suitable for lower-volume or mixed-component orders.

Frequently Asked Questions (FAQ)

Q: Can ERJ-S03F3093V be directly replaced with any of the listed substitutes?

A: Yes. All listed parts are direct functional equivalents. They share identical resistance value (309 kOhms), tolerance (±1%), power rating (0.1W), package format (0603), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C ~ 155°C), RoHS compliance (ROHS3), and moisture sensitivity level (1). Physical dimensions and height tolerances are within acceptable assembly tolerances for standard PCB pick-and-place equipment.

Q: Which substitute is recommended for automotive applications?

A: For designs requiring automotive AEC-Q200 qualification, select from: ERJ-3EKF3093V, AC0603FR-07309KL, CRCW0603309KFKEA, or RMCF0603FT309K. These parts carry explicit AEC-Q200 ratings. The CR0603-FX-3093ELF and RC0603FR-07309KL do not list this certification.

Q: Does packaging format (Tape & Reel vs. Cut Tape) affect electrical performance?

A: No. Packaging format affects only handling, storage, and assembly logistics. Electrical and mechanical specifications remain identical. Tape & Reel is optimized for high-volume automated assembly. Cut Tape & Digi-Reel is suitable for lower-volume orders or mixed-component sourcing.

Q: Are there any feature differences between the main part and substitutes?

A: The ERJ-S03F3093V includes anti-sulfur coating. Several substitutes (AC0603FR-07309KL, CR0603-FX-3093ELF, RC0603FR-07309KL) specify moisture-resistant construction. These enhancements do not affect substitutability and may provide additional environmental protection in specific applications.

Q: What is the significance of Moisture Sensitivity Level (MSL) 1?

A: MSL 1 indicates unlimited shelf life without moisture baking requirements. All listed parts carry MSL 1 rating, eliminating moisture-related handling constraints during storage and assembly.

Q: Can substitutes be mixed within a single production run?

A: Yes. All parts meet identical electrical specifications and package dimensions. Mixed sourcing is permissible from a functional standpoint. However, verify that procurement and quality assurance procedures accommodate multiple manufacturer part numbers within a single assembly lot.