TE Connectivity Laird MAF95099 Equivalent & Substitute Parts

Part Overview

The TE Connectivity Laird MAF95099 is a dual-band embedded PCB trace antenna designed for 802.11ba wireless applications. Operating across 2.4GHz and 5.3625GHz frequency bands, this component provides surface-mount integration with RP-MMCX termination. The MAF95099 is classified as obsolete, necessitating identification of functionally equivalent substitute components for ongoing design requirements and production continuity.

Substiute Parts

MAF95099

TE Connectivity LairdIn Stock: 914MAF95099 Datasheet

Current PartRFQ

R2T2458LW-RMMCX

TE Connectivity LairdIn Stock: 741R2T2458LW-RMMCX Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the MAF95099 is determined by the following critical parameters:

Frequency Compatibility: The substitute must operate across the dual-band spectrum of 2.4GHz ~ 2.5GHz and 4.9GHz ~ 5.825GHz to maintain functional equivalence in 802.11ba applications.

Termination Type: RP-MMCX termination is mandatory for mechanical and electrical compatibility with existing connector interfaces.

Number of Bands: Dual-band operation (2 bands) is required to support simultaneous 2.4GHz and 5GHz frequency coverage.

Frequency Group Classification: Operation within UHF (2GHz ~ 3GHz) and SHF (f > 4GHz) bands ensures compliance with the intended RF spectrum allocation.

The identified substitute part R2T2458LW-RMMCX meets these core substitution criteria through matching frequency ranges, dual-band architecture, and RP-MMCX termination. However, differences in antenna type, mounting configuration, and performance characteristics are documented in the parameter comparison table below.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The MAF95099 is classified as obsolete, making the active-status R2T2458LW-RMMCX the appropriate substitute for ongoing procurement and production requirements.

Frequency Coverage: Both components operate within overlapping frequency ranges across the 2.4GHz and 5GHz bands. The R2T2458LW-RMMCX frequency range (2.4GHz ~ 2.485GHz, 4.94GHz ~ 5.85GHz) encompasses the MAF95099 operating band (2.4GHz ~ 2.5GHz, 4.9GHz ~ 5.825GHz), ensuring functional compatibility for 802.11ba applications.

Termination Compatibility: Both components utilize RP-MMCX termination, enabling direct connector interface compatibility.

Compliance Status: The R2T2458LW-RMMCX carries RoHS Compliant certification, meeting current environmental and regulatory standards. Both components share identical ECCN classification (5A991G), confirming export control equivalence.

Design Integration Differences: The primary distinction between these components is the transition from surface-mount PCB trace antenna (MAF95099) to bracket-mount panel antenna (R2T2458LW-RMMCX). This substitution requires mechanical redesign of the mounting interface and PCB layout. The R2T2458LW-RMMCX introduces measurable gain specifications (12dBi, 15dBi) and improved VSWR (1.5 versus 2), representing enhanced RF performance characteristics.

Frequently Asked Questions (FAQ)

Q: Can the R2T2458LW-RMMCX directly replace the MAF95099 without design modifications?

A: Direct mechanical replacement is not possible. The MAF95099 is a surface-mount PCB trace antenna with 0.060" maximum height, while the R2T2458LW-RMMCX is a bracket-mount panel antenna with 2.638" maximum height. PCB layout and mechanical mounting structure must be redesigned to accommodate the substitute component.

Q: Are the frequency ranges compatible between these two components?

A: Yes. The R2T2458LW-RMMCX frequency range (2.4GHz ~ 2.485GHz, 4.94GHz ~ 5.85GHz) fully encompasses the MAF95099 operating band (2.4GHz ~ 2.5GHz, 4.9GHz ~ 5.825GHz), ensuring functional compatibility for dual-band 802.11ba wireless applications.

Q: What is the significance of the VSWR difference between these components?

A: The R2T2458LW-RMMCX VSWR of 1.5 represents improved impedance matching compared to the MAF95099 VSWR of 2. Lower VSWR values indicate reduced signal reflection and improved RF efficiency. This parameter difference reflects the distinct antenna architectures (PCB trace versus panel design).

Q: Are both components subject to the same export control regulations?

A: Yes. Both the MAF95099 and R2T2458LW-RMMCX share identical ECCN classification (5A991G), confirming equivalent export control treatment under U.S. regulations.

Q: What is the impact of the gain specifications on system performance?

A: The MAF95099 does not specify gain values, while the R2T2458LW-RMMCX provides measured gain of 12dBi and 15dBi across the dual bands. The panel antenna design of the R2T2458LW-RMMCX delivers directional gain characteristics, which may alter link budget calculations and coverage patterns compared to the omnidirectional PCB trace antenna.

Q: Is the R2T2458LW-RMMCX suitable for embedded or compact form-factor applications?

A: No. The R2T2458LW-RMMCX maximum height of 2.638" (67.00mm) is substantially larger than the MAF95099 height of 0.060" (1.52mm). The R2T2458LW-RMMCX is designed for external panel or bracket mounting in applications where space constraints are not critical.

Q: Do both components have identical moisture sensitivity requirements?

A: Yes. Both components are classified as MSL 1 (Unlimited), indicating no moisture sensitivity limitations during storage, handling, or assembly processes.