Equivalent & Substitute Parts: Würth Elektronik 7490200110

Part Overview

The Würth Elektronik 7490200110 is a Pulse Transformer designed for LAN 10/100 applications in surface-mount device (SMD) packaging. This component is classified as obsolete, necessitating identification of active equivalent alternatives to maintain design continuity and ensure ongoing component availability for production and repair applications. The part is RoHS compliant with unlimited moisture sensitivity rating (MSL 1).

Substiute Parts

7490200110

Würth ElektronikIn Stock: 8957490200110 Datasheet

Current PartRFQ

749020023

Würth ElektronikIn Stock: 5322749020023 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the Würth Elektronik 7490200110 is based on the following critical parameters:

Substitution Criteria:

• Identical manufacturer (Würth Elektronik)
• Pulse transformer classification
• SMD packaging format
• RoHS compliance status
• Identical moisture sensitivity level (MSL 1)
• Identical ECCN and HTSUS classifications
• Active product status for ongoing availability

The substitute part 749020023 meets all substitution criteria while providing enhanced functional capability through extended LAN speed support (10/100/1000 versus 10/100).

Parameter Comparison

Engineering Selection Recommendations

For Obsolete Part Replacement:

The Würth Elektronik 749020023 serves as the direct active substitute for the obsolete 7490200110. Both components share identical compliance certifications (RoHS, ECCN EAR99, HTSUS 8504.31.2000) and identical moisture sensitivity ratings. The substitute maintains SMD packaging compatibility and is manufactured by the same supplier.

Product Status Consideration:

The 749020023 holds active product status with significantly higher inventory availability (5213 units versus 885 units), ensuring long-term component supply for production and field service requirements.

Compliance Alignment:

Both parts maintain RoHS compliance and identical regulatory classifications, eliminating compliance-related redesign requirements for applications currently utilizing the 7490200110.

Frequently Asked Questions (FAQ)

Q: Can the 749020023 directly replace the 7490200110 in existing designs?

A: The 749020023 is a direct substitute based on identical packaging (SMD), compliance status (RoHS compliant), moisture sensitivity rating (MSL 1), and regulatory classifications (ECCN EAR99, HTSUS 8504.31.2000). The substitute supports extended LAN speed capability (10/100/1000 versus 10/100).

Q: What is the primary reason for substitution?

A: The 7490200110 is classified as obsolete. The 749020023 is an active product with equivalent electrical and mechanical parameters, ensuring continued component availability.

Q: Are there packaging differences between these parts?

A: Both components utilize SMD packaging. No packaging format changes are required for substitution.

Q: Do compliance certifications differ between the original and substitute?

A: No. Both parts maintain identical RoHS compliance status, ECCN classification (EAR99), and HTSUS code (8504.31.2000).

Q: What is the moisture sensitivity rating for both parts?

A: Both the 7490200110 and 749020023 carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions for storage or handling.

Q: Is the substitute part currently available?

A: Yes. The 749020023 is an active product with 5213 units in stock, compared to 885 units of the obsolete 7490200110.