ERJ-S1TF2003U Equivalent & Substitute Parts

Part Overview

The ERJ-S1TF2003U is a 200 kOhms ±1% 1W thick film chip resistor in 2512 (6432 Metric) package manufactured by Panasonic Electronic Components. This part features anti-sulfur coating and automotive AEC-Q200 qualification, designed for high-reliability applications in automotive and industrial environments. The product is currently active and available in high volume (786 pcs in stock).

Substitute parts are necessary when the primary part becomes unavailable, when design requirements shift to alternative manufacturers, or when specific performance enhancements (such as pulse withstanding capability) are required while maintaining electrical and mechanical compatibility.

Substiute Parts

ERJ-S1TF2003U

Panasonic Electronic ComponentsIn Stock: 893ERJ-S1TF2003U Datasheet

Current PartRFQ

ERJ-1TNF2003U

Panasonic Electronic ComponentsIn Stock: 8210ERJ-1TNF2003U Datasheet

SimilarRFQ

CRCW2512200KFKEG

Vishay DaleIn Stock: 3442CRCW2512200KFKEG Datasheet

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CRCW2512200KFKEGHP

Vishay DaleIn Stock: 9967CRCW2512200KFKEGHP Datasheet

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CRCW2512200KFKTG

Vishay DaleIn Stock: 2892CRCW2512200KFKTG Datasheet

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RC2512FK-07200KL

YAGEOIn Stock: 16698RC2512FK-07200KL Datasheet

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RMCF2512FT200K

Stackpole Electronics IncIn Stock: 6651RMCF2512FT200K Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S1TF2003U is determined by strict equivalence across the following critical parameters:

• Resistance value: 200 kOhms
• Tolerance: ±1%
• Package / Case: 2512 (6432 Metric)
• Composition: Thick Film
• Temperature Coefficient: ±100ppm/°C
• Operating Temperature Range: -55°C ~ 155°C
• Moisture Sensitivity Level: 1 (Unlimited)

All substitute parts listed maintain these core electrical and mechanical specifications. Variations in power rating (1W vs. 1.5W), additional features (pulse withstanding, anti-sulfur coating), compliance status (RoHS, REACH), and product lifecycle status are noted but do not disqualify substitution when the above parameters are met.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitutes (Recommended for New Designs):

CRCW2512200KFKEG (Vishay Dale) and RMCF2512FT200K (Stackpole Electronics Inc) are the preferred substitutes. Both parts maintain full electrical and mechanical equivalence to the ERJ-S1TF2003U, carry active product status, hold ROHS3 compliance, and possess AEC-Q200 automotive qualification. These parts are suitable for direct replacement in new designs and production environments.

Enhanced Performance Alternative:

CRCW2512200KFKEGHP (Vishay Dale) offers increased power rating (1.5W vs. 1W) with pulse withstanding capability while maintaining all other electrical specifications. This part is appropriate when design margins require enhanced transient performance or when thermal stress conditions exceed standard 1W specifications.

Legacy Compatibility:

ERJ-1TNF2003U (Panasonic) provides electrical and mechanical equivalence but carries "Not For New Designs" status. This part is suitable only for legacy system maintenance or when existing designs specifically require the ERJ-1TN series.

Compliance Consideration:

CRCW2512200KFKTG (Vishay Dale) is electrically and mechanically equivalent but does not meet ROHS3 compliance and is REACH-affected. This part is not suitable for applications requiring RoHS compliance.

Non-Automotive Applications:

RC2512FK-07200KL (YAGEO) is electrically and mechanically equivalent with moisture-resistant composition but lacks AEC-Q200 automotive qualification. This part is suitable for industrial and consumer applications where automotive qualification is not required.

Frequently Asked Questions (FAQ)

Q: Can ERJ-1TNF2003U be used as a direct replacement for ERJ-S1TF2003U?

A: Yes, ERJ-1TNF2003U maintains full electrical and mechanical equivalence. However, it carries "Not For New Designs" status. Use this part only for legacy system maintenance or when the existing design specifically requires the ERJ-1TN series.

Q: What is the difference between CRCW2512200KFKEG and CRCW2512200KFKEGHP?

A: Both parts are manufactured by Vishay Dale and are electrically equivalent. The primary difference is power rating: CRCW2512200KFKEG is rated at 1W, while CRCW2512200KFKEGHP is rated at 1.5W and includes pulse withstanding capability. The higher power rating provides additional thermal margin and transient protection.

Q: Is RC2512FK-07200KL suitable for automotive applications?

A: RC2512FK-07200KL lacks AEC-Q200 automotive qualification. It is suitable for industrial and consumer applications but not recommended for automotive environments where AEC-Q200 certification is required.

Q: Why should CRCW2512200KFKTG be avoided?

A: CRCW2512200KFKTG does not meet ROHS3 compliance and is REACH-affected. It is not suitable for applications requiring environmental compliance standards.

Q: Are all substitute parts available in the same package?

A: Yes, all substitute parts use the 2512 (6432 Metric) package. Minor dimensional variations exist (length 0.248" to 0.252", width 0.122" to 0.126", height 0.026" to 0.028"), but these fall within standard PCB footprint tolerances and do not affect interchangeability.

Q: Which substitute offers the best availability?

A: RC2512FK-07200KL (YAGEO) has the highest inventory at 16,590 pcs. CRCW2512200KFKEGHP (Vishay Dale) has 9,888 pcs available. Both provide strong supply continuity for production environments.