ERJ-S03F5R10V Equivalent & Substitute Parts

Part Overview

The ERJ-S03F5R10V is a 5.1 Ohm ±1% thick film chip resistor rated at 0.1W (1/10W) in a 0603 (1608 Metric) package. This component is manufactured by Panasonic Electronic Components and features anti-sulfur properties with automotive AEC-Q200 qualification. The part is currently in active production status with 973 pieces available in stock. Substitute parts are identified to provide alternative sourcing options when the primary part number is unavailable or when procurement requirements necessitate alternative packaging or inventory configurations.

Substiute Parts

ERJ-S03F5R10V

Panasonic Electronic ComponentsIn Stock: 1061ERJ-S03F5R10V Datasheet

Current PartRFQ

ERJ-U03F5R10V

Panasonic Electronic ComponentsIn Stock: 18622ERJ-U03F5R10V Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ERJ-S03F5R10V is determined by strict equivalence across the following critical parameters:

• Resistance Value: 5.1 Ohms (exact match required)
• Tolerance: ±1% (exact match required)
• Power Rating: 0.1W / 1/10W (exact match required)
• Package Type: 0603 (1608 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Temperature Coefficient: -100 / +600 ppm/°C (exact match required)
• Operating Temperature Range: -55°C ~ 155°C (exact match required)
• Automotive Qualification: AEC-Q200 (exact match required)
• Anti-Sulfur Feature: Present (exact match required)

The identified substitute part ERJ-U03F5R10V meets all electrical and mechanical specifications. The primary difference between the main part and substitute is the packaging configuration and base product series designation (ERJ-S03 versus ERJ-U03), with the substitute available in Tape & Reel (TR) packaging format.

Parameter Comparison

Engineering Selection Recommendations

Both the ERJ-S03F5R10V and ERJ-U03F5R10V are active production components manufactured by Panasonic Electronic Components with identical electrical and mechanical specifications. Selection between these parts is determined by packaging requirements and procurement volume considerations.

ERJ-S03F5R10V is appropriate for applications requiring standard packaging with lower volume requirements. This part maintains active product status and is suitable for direct component replacement in existing designs.

ERJ-U03F5R10V is appropriate for high-volume production environments requiring Tape & Reel (TR) packaging format. This configuration supports automated assembly processes and is available in significantly higher inventory quantities (18,612 pieces versus 973 pieces).

Both parts satisfy automotive AEC-Q200 qualification requirements, ROHS3 compliance, and REACH regulatory status. The anti-sulfur thick film composition and identical temperature coefficient specifications ensure functional equivalence across the full operating temperature range of -55°C to 155°C.

Frequently Asked Questions (FAQ)

Q: Can ERJ-U03F5R10V be used as a direct replacement for ERJ-S03F5R10V?

A: Yes. Both parts are electrically and mechanically identical with matching resistance values (5.1 Ohms ±1%), power ratings (0.1W), package dimensions (0603 / 1608 Metric), and automotive qualifications (AEC-Q200). The primary difference is packaging format (Tape & Reel versus standard packaging).

Q: What is the difference between ERJ-S03 and ERJ-U03 series designations?

A: The series designation reflects the base product line within Panasonic's resistor portfolio. Both ERJ-S03 and ERJ-U03 series share identical electrical specifications for this 5.1 Ohm value. The designation difference does not affect functional performance or compatibility.

Q: Are there any temperature or environmental performance differences between these parts?

A: No. Both parts operate across the identical temperature range (-55°C ~ 155°C) with matching temperature coefficients (-100 / +600 ppm/°C). Both feature anti-sulfur properties and maintain equivalent performance in automotive environments.

Q: Which part should be selected for high-volume manufacturing?

A: ERJ-U03F5R10V in Tape & Reel (TR) packaging is designed for high-volume automated assembly processes. This configuration provides superior handling efficiency and is available in substantially higher inventory quantities.

Q: Are both parts compliant with automotive standards?

A: Yes. Both ERJ-S03F5R10V and ERJ-U03F5R10V carry AEC-Q200 automotive qualification, ROHS3 compliance, and REACH regulatory approval. Both are suitable for automotive applications requiring these certifications.

Q: What is the moisture sensitivity level for these parts?

A: Both parts have Moisture Sensitivity Level (MSL) 1, indicating unlimited shelf life without moisture control requirements during storage and handling.