ERJ-S03F5112V Equivalent & Substitute Parts

Part Overview

The ERJ-S03F5112V is a 51.1 kOhms ±1% thick film chip resistor manufactured by Panasonic Electronic Components in 0603 (1608 Metric) package format with 0.1W power rating. This component is rated for automotive applications under AEC-Q200 standard with anti-sulfur properties and operates across -55°C to 155°C temperature range. The part is currently in active production status. Equivalent and substitute parts are identified when component availability is limited, supply chain disruptions occur, or design flexibility permits cross-manufacturer sourcing while maintaining electrical and mechanical compatibility.

Substiute Parts

ERJ-S03F5112V

Panasonic Electronic ComponentsIn Stock: 1052ERJ-S03F5112V Datasheet

Current PartRFQ

ERJ-3EKF5112V

Panasonic Electronic ComponentsIn Stock: 132940ERJ-3EKF5112V Datasheet

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AC0603FR-0751K1L

YAGEOIn Stock: 10937AC0603FR-0751K1L Datasheet

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CR0603-FX-5112ELF

Bourns Inc.In Stock: 82790CR0603-FX-5112ELF Datasheet

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CRCW060351K1FKEA

Vishay DaleIn Stock: 5000346CRCW060351K1FKEA Datasheet

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CRCW060351K1FKTA

Vishay DaleIn Stock: 40291CRCW060351K1FKTA Datasheet

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RC0603FR-0751K1L

YAGEOIn Stock: 406112RC0603FR-0751K1L Datasheet

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RMCF0603FT51K1

Stackpole Electronics IncIn Stock: 250114RMCF0603FT51K1 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S03F5112V is determined by strict equivalence across the following parameters: resistance value (51.1 kOhms), tolerance (±1%), power rating (0.1W), package format (0603 / 1608 Metric), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and termination count (2). All identified substitute parts match these core electrical and mechanical specifications. Secondary considerations include packaging format (Tape & Reel vs. Cut Tape), compliance certifications (AEC-Q200, RoHS3, REACH), and moisture resistance features, which do not affect functional interchangeability but may influence procurement and application suitability.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts listed maintain full electrical and mechanical compatibility with the ERJ-S03F5112V across resistance, tolerance, power rating, package dimensions, and temperature performance specifications.

For applications requiring AEC-Q200 automotive qualification, the following parts are suitable: ERJ-3EKF5112V (Panasonic), AC0603FR-0751K1L (YAGEO), CRCW060351K1FKEA (Vishay Dale), CRCW060351K1FKTA (Vishay Dale), and RMCF0603FT51K1 (Stackpole Electronics Inc).

For applications requiring ROHS3 compliance, all parts except CRCW060351K1FKTA meet this requirement.

For applications requiring both AEC-Q200 and ROHS3 compliance, the following parts are suitable: ERJ-3EKF5112V, AC0603FR-0751K1L, CRCW060351K1FKEA, and RMCF0603FT51K1.

Packaging format selection depends on assembly process requirements: Tape & Reel format is available from Panasonic (ERJ-3EKF5112V), YAGEO (AC0603FR-0751K1L), Vishay Dale (CRCW060351K1FKTA), and Stackpole Electronics Inc (RMCF0603FT51K1). Cut Tape & Digi-Reel format is available from Bourns Inc. (CR0603-FX-5112ELF), Vishay Dale (CRCW060351K1FKEA), and YAGEO (RC0603FR-0751K1L).

Frequently Asked Questions (FAQ)

Q: Can I substitute ERJ-S03F5112V with any of the listed parts without circuit redesign?

A: Yes. All listed substitute parts are electrically and mechanically equivalent. They share identical resistance value (51.1 kOhms), tolerance (±1%), power rating (0.1W), package format (0603), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). Direct substitution on PCB assembly is possible without circuit modification.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel packaging?

A: Tape & Reel packaging is supplied on continuous carrier tape suitable for automated pick-and-place assembly equipment. Cut Tape & Digi-Reel packaging is supplied in shorter tape segments or on reels with different specifications. Selection depends on assembly equipment compatibility and procurement volume requirements.

Q: Are all substitute parts RoHS3 compliant?

A: Seven of eight substitute parts are ROHS3 compliant. CRCW060351K1FKTA is RoHS non-compliant. Verify compliance requirements for your specific application before selection.

Q: Which substitute parts carry AEC-Q200 automotive qualification?

A: Six substitute parts carry AEC-Q200 qualification: ERJ-3EKF5112V, AC0603FR-0751K1L, CRCW060351K1FKEA, CRCW060351K1FKTA, and RMCF0603FT51K1. CR0603-FX-5112ELF and RC0603FR-0751K1L do not carry AEC-Q200 rating. Select based on automotive application requirements.

Q: What inventory levels are available for each substitute part?

A: Inventory availability varies significantly. CRCW060351K1FKEA has the highest inventory (5,000,300 Pcs), followed by RC0603FR-0751K1L (406,071 Pcs) and RMCF0603FT51K1 (250,019 Pcs). ERJ-S03F5112V has the lowest inventory (995 Pcs). Verify current stock levels with your supplier for procurement planning.

Q: Can I use parts with different packaging formats interchangeably in my assembly process?

A: Packaging format compatibility depends on your assembly equipment specifications. Tape & Reel format requires equipment configured for continuous tape feeding. Cut Tape & Digi-Reel format requires different feeder setup. Consult your assembly process documentation and equipment manufacturer specifications before switching packaging formats.