Würth Elektronik 831533300 Equivalent & Substitute Parts

Part Overview

The Würth Elektronik 831533300 is a 3.3 µH shielded molded inductor rated for 6 A continuous current with 30 mOhm DC resistance, designed for surface mount applications in the WE-MASH-I series. This component is classified as obsolete, necessitating identification of active equivalent parts to maintain design continuity and ensure supply chain availability for new production and repair applications.

Substiute Parts

831533300

Würth ElektronikIn Stock: 874831533300 Datasheet

Current PartRFQ

PA4341.332NLT

Pulse ElectronicsIn Stock: 3288PA4341.332NLT Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the Würth Elektronik 831533300 is determined by strict equivalence across the following electrical and mechanical parameters:

• Inductance value: 3.3 µH with ±20% tolerance
• Current rating: minimum 6 A continuous
• DC resistance: 30 mOhm maximum
• Shielding requirement: shielded construction
• Mounting configuration: surface mount
• Operating temperature range: -40°C to 125°C minimum
• Compliance certifications: AEC-Q200 and ROHS3

The Pulse Electronics PA4341.332NLT meets all substitution criteria as an active component with identical electrical specifications and equivalent mechanical compatibility.

Parameter Comparison

Engineering Selection Recommendations

The Pulse Electronics PA4341.332NLT is a direct functional equivalent for the obsolete Würth Elektronik 831533300. Both components maintain identical electrical specifications across inductance, current rating, and DC resistance parameters. The PA4341.332NLT provides superior saturation current performance (14.6 A versus 11 A), offering additional design margin. Both parts carry AEC-Q200 certification and ROHS3 compliance, ensuring automotive-grade reliability and regulatory conformance. The PA4341.332NLT is currently in active production with established supply availability, making it the appropriate selection for new designs and production continuity.

Frequently Asked Questions (FAQ)

Q: Can the Pulse Electronics PA4341.332NLT directly replace the Würth Elektronik 831533300 in existing designs?

A: Yes. Both inductors share identical electrical specifications: 3.3 µH inductance, 6 A current rating, and 30 mOhm DC resistance. Physical dimensions differ slightly (7.60mm x 6.90mm versus 7.00mm x 7.00mm), requiring verification of PCB layout clearances. Both are shielded, surface mount components with equivalent thermal and compliance ratings.

Q: What are the key differences between these two parts?

A: The primary differences are product status and saturation current. The Würth Elektronik part is obsolete with 11 A saturation current, while the Pulse Electronics part is active production with 14.6 A saturation current. Physical package dimensions vary by approximately 0.6mm in length and 0.04mm in width.

Q: Are both parts suitable for automotive applications?

A: Yes. Both components carry AEC-Q200 certification, confirming suitability for automotive-grade applications across the -40°C to 125°C operating temperature range.

Q: What is the moisture sensitivity level for these inductors?

A: Both parts are rated MSL 1 (Unlimited), indicating no moisture sensitivity restrictions for storage or handling.

Q: Are there any compliance or regulatory differences?

A: No. Both components are ROHS3 compliant and carry identical ECCN (EAR99) and HTSUS (8504.50.4000) classifications.