ERJ-S03F2R20V Equivalent & Substitute Parts

Part Overview

The ERJ-S03F2R20V is a 2.2 Ohm ±1% 0.1W chip resistor manufactured by Panasonic Electronic Components in the 0603 (1608 Metric) package. This thick film resistor features anti-sulfur properties and meets automotive AEC-Q200 qualification standards. The part is currently in active production status with 837 pieces available in inventory. Substitute parts are identified to provide alternative sourcing options when the primary part number becomes unavailable or when supply chain optimization is required.

Substiute Parts

ERJ-S03F2R20V

Panasonic Electronic ComponentsIn Stock: 888ERJ-S03F2R20V Datasheet

Current PartRFQ

ERJ-U03F2R20V

Panasonic Electronic ComponentsIn Stock: 2318ERJ-U03F2R20V Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ERJ-S03F2R20V is determined by strict equivalence across the following critical parameters:

• Electrical Specifications: Resistance value (2.2 Ohms), tolerance (±1%), and power rating (0.1W) must be identical
• Package Compatibility: 0603 (1608 Metric) package ensures mechanical and thermal compatibility with existing PCB layouts
• Composition and Features: Thick film construction with anti-sulfur properties and AEC-Q200 automotive qualification must be maintained
• Environmental Performance: Temperature coefficient (-100 / +600 ppm/°C) and operating temperature range (-55°C ~ 155°C) must match
• Regulatory Compliance: RoHS3 compliance and MSL 1 rating must be preserved

The ERJ-U03F2R20V meets all these criteria and is classified as a direct substitute.

Parameter Comparison

Engineering Selection Recommendations

Both the ERJ-S03F2R20V and ERJ-U03F2R20V are active production parts manufactured by Panasonic Electronic Components with identical electrical, mechanical, and environmental specifications. Both parts carry ROHS3 compliance and AEC-Q200 automotive qualification. The ERJ-U03F2R20V offers higher inventory availability (2278 pieces versus 837 pieces), making it suitable for applications requiring extended supply chain security. Selection between these parts should be based on procurement lead time, inventory requirements, and supply chain strategy rather than technical performance, as both parts are electrically and mechanically equivalent.

Frequently Asked Questions (FAQ)

Q: Can the ERJ-U03F2R20V be used as a direct replacement for the ERJ-S03F2R20V in automotive applications?

A: Yes. Both parts meet AEC-Q200 automotive qualification standards and share identical electrical specifications (2.2 Ohms ±1%, 0.1W), composition (thick film), and environmental ratings (-55°C ~ 155°C operating range). The parts are mechanically and electrically interchangeable.

Q: Are there any differences in the 0603 package dimensions between these two parts?

A: No. Both parts use the 0603 (1608 Metric) package with identical dimensions: 0.063" L x 0.031" W (1.60mm x 0.80mm) and maximum seated height of 0.022" (0.55mm). PCB layout and assembly processes require no modification.

Q: Do both parts have the same moisture sensitivity rating?

A: Yes. Both the ERJ-S03F2R20V and ERJ-U03F2R20V carry MSL 1 (Unlimited) moisture sensitivity level, indicating no moisture sensitivity precautions are required during storage or handling.

Q: What is the primary reason to consider the ERJ-U03F2R20V as an alternative?

A: The ERJ-U03F2R20V provides superior inventory availability (2278 pieces in stock compared to 837 pieces for the ERJ-S03F2R20V). This makes it suitable for high-volume production runs or applications requiring extended supply assurance.

Q: Are the temperature coefficients identical for both parts?

A: Yes. Both parts exhibit a temperature coefficient of -100 / +600 ppm/°C, ensuring equivalent frequency stability and thermal performance across the full operating temperature range of -55°C ~ 155°C.

Q: Do both parts comply with RoHS and REACH regulations?

A: Yes. Both the ERJ-S03F2R20V and ERJ-U03F2R20V are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for electronic components.