Equivalent & Substitute Parts for B39431B3564U310

Part Overview

The B39431B3564U310 is a Surface Acoustic Wave (SAW) filter designed for RF front-end (RFFE) applications. This component is classified as obsolete, making identification of suitable substitute parts essential for ongoing system support and new design implementations. The part is manufactured by Qualcomm and complies with ROHS3 standards with unlimited moisture sensitivity rating (MSL 1).

Substiute Parts

B39431B3564U310

Qualcomm (RF front-end (RFFE) filters)In Stock: 1091B39431B3564U310 Datasheet

Current PartRFQ

B39431B3925U410

Qualcomm (RF front-end (RFFE) filters)In Stock: 1022B39431B3925U410 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the B39431B3564U310 is based on the following critical parameters:

Functional Compatibility Criteria:

• Manufacturer: Qualcomm (RF front-end filter technology)
• Component Type: Surface Acoustic Wave (SAW) Filter
• Regulatory Compliance: ROHS3 Compliant, REACH Unaffected
• Moisture Sensitivity: MSL 1 (Unlimited)
• Export Classification: EAR99

The substitute part B39431B3925U410 maintains alignment with these core parameters while offering an active product status and documented frequency/performance specifications suitable for remote control applications.

Parameter Comparison

Engineering Selection Recommendations

For Obsolete Part Replacement:

The B39431B3925U410 serves as the documented substitute for B39431B3564U310. Both components share identical regulatory compliance profiles (ROHS3, REACH Unaffected, EAR99 classification) and moisture sensitivity ratings, ensuring equivalent environmental and export compliance requirements.

Product Status Consideration:

The main part B39431B3564U310 carries obsolete status. The substitute B39431B3925U410 maintains active product status with Qualcomm, providing long-term availability and supply chain continuity for new designs and system maintenance.

Compliance Alignment:

Both parts satisfy identical HTSUS tariff classification (8541.60.0080) and export control requirements, permitting direct substitution in regulated supply chains without additional compliance documentation.

Frequently Asked Questions (FAQ)

Q: Can B39431B3925U410 directly replace B39431B3564U310 in existing designs?

A: Both components are Qualcomm SAW filters with identical RoHS3 compliance, MSL 1 rating, and REACH status. The substitute maintains the same regulatory framework. Physical integration requires verification of mounting type and package compatibility with your specific PCB layout, as the substitute specifies 6-SMD, No Lead surface mount packaging.

Q: What is the difference in product status between these parts?

A: B39431B3564U310 is classified as obsolete, indicating discontinued manufacturing. B39431B3925U410 is active, meaning Qualcomm continues production and supply. This distinction affects long-term availability and procurement strategy.

Q: Are there any compliance differences between the two parts?

A: No. Both parts are ROHS3 compliant, REACH unaffected, and classified as EAR99 for export control purposes. They share identical HTSUS tariff codes and moisture sensitivity levels.

Q: What packaging format is specified for the substitute part?

A: B39431B3925U410 is supplied in Tape & Reel (TR) format with 6-SMD, No Lead surface mount package configuration. Maximum height is 0.043" (1.10mm) with dimensions of 0.118" L x 0.118" W (3.00mm x 3.00mm).

Q: Is the substitute part rated for remote control applications?

A: B39431B3925U410 is documented for remote control applications with a center frequency of 433.92MHz and insertion loss of 1.7dB. Application suitability depends on your system's frequency and performance requirements.

Q: What inventory levels are available for each part?

A: B39431B3564U310 has 1052 pieces in stock. B39431B3925U410 has 924 pieces in stock. Both are listed as new original inventory.