ERJ-S03F2373V Equivalent & Substitute Parts

Part Overview

The ERJ-S03F2373V is a 237 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 1120 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 alternative qualified manufacturers while maintaining electrical and mechanical compatibility.

Substiute Parts

ERJ-S03F2373V

Panasonic Electronic ComponentsIn Stock: 1199ERJ-S03F2373V Datasheet

Current PartRFQ

ERJ-3EKF2373V

Panasonic Electronic ComponentsIn Stock: 54249ERJ-3EKF2373V Datasheet

SimilarRFQ

AC0603FR-07237KL

YAGEOIn Stock: 10919AC0603FR-07237KL Datasheet

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CR0603-FX-2373ELF

Bourns Inc.In Stock: 54895CR0603-FX-2373ELF Datasheet

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CRCW0603237KFKEA

Vishay DaleIn Stock: 22544CRCW0603237KFKEA Datasheet

SimilarRFQ

RC0603FR-07237KL

YAGEOIn Stock: 93013RC0603FR-07237KL Datasheet

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RMCF0603FT237K

Stackpole Electronics IncIn Stock: 48604RMCF0603FT237K Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the ERJ-S03F2373V are qualified based on strict electrical and mechanical parameter matching:

Electrical Parameters (Must Match):

• Resistance value: 237 kOhms
• Tolerance: ±1%
• Power rating: 0.1W (1/10W)
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Must Match):

• Package / Case: 0603 (1608 Metric)
• Number of terminations: 2
• Composition: Thick Film

Compliance Parameters (Must Match):

• RoHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)

All identified substitute parts meet these criteria. Variations in packaging format (Tape & Reel vs. Cut Tape) and minor dimensional tolerances do not affect electrical substitutability.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts listed maintain full electrical and mechanical compatibility with the ERJ-S03F2373V. Selection criteria are based on product status, compliance certifications, and inventory availability:

Primary Tier (AEC-Q200 Qualified):

• ERJ-3EKF2373V (Panasonic) — Same manufacturer, highest inventory availability (54144 units)
• CRCW0603237KFKEA (Vishay Dale) — AEC-Q200 qualified, 22505 units available
• RMCF0603FT237K (Stackpole Electronics Inc) — AEC-Q200 qualified, 48568 units available

Secondary Tier (Non-AEC-Q200):

• AC0603FR-07237KL (YAGEO) — Moisture resistant, 10845 units available
• RC0603FR-07237KL (YAGEO) — Moisture resistant, highest inventory (93003 units)
• CR0603-FX-2373ELF (Bourns Inc.) — Moisture resistant, 54832 units available

All parts are ROHS3 compliant and carry MSL 1 rating. Selection between primary and secondary tiers depends on application requirements for automotive qualification.

Frequently Asked Questions (FAQ)

Q: Can ERJ-3EKF2373V replace ERJ-S03F2373V directly? A: Yes. Both parts are manufactured by Panasonic, share identical electrical specifications (237 kOhms ±1%, 0.1W), operate across -55°C to 155°C, and are packaged in 0603 format with AEC-Q200 qualification. The primary difference is series designation (ERJ-3EK vs. ERJ-S03).

Q: What is the difference between AEC-Q200 qualified and non-qualified substitutes? A: AEC-Q200 qualification indicates automotive-grade reliability testing and qualification. Parts meeting this standard (ERJ-3EKF2373V, CRCW0603237KFKEA, RMCF0603FT237K) are suitable for automotive applications. Non-qualified parts (AC0603FR-07237KL, RC0603FR-07237KL, CR0603-FX-2373ELF) are suitable for general industrial and consumer applications.

Q: Are there packaging format differences between substitutes? A: Yes. ERJ-S03F2373V, ERJ-3EKF2373V, AC0603FR-07237KL, CR0603-FX-2373ELF, and RC0603FR-07237KL are supplied in Tape & Reel (TR) format. CRCW0603237KFKEA and RMCF0603FT237K are available in Cut Tape (CT) & Digi-Reel format. Both formats are compatible with standard pick-and-place assembly equipment.

Q: Do all substitutes meet RoHS3 compliance? A: Yes. All listed substitute parts are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, matching the primary part specification.

Q: Which substitute offers the best inventory availability? A: RC0603FR-07237KL (YAGEO) provides the highest inventory level at 93003 units. For AEC-Q200 qualified alternatives, ERJ-3EKF2373V (54144 units) and CR0603-FX-2373ELF (54832 units) offer substantial availability.