TE Connectivity Laird MAF94019 RF Antenna Equivalent & Substitute Parts

Part Overview

The TE Connectivity Laird MAF94019 is a 2.4GHz WLAN whip/tilt RF antenna designed for wireless local area network applications. This connector-mount antenna operates across the 2.4GHz to 2.5GHz frequency band with 1.5dBi gain and features a U.FL (UMCC) / IPEX MHF1 connector interface. The MAF94019 is classified as obsolete product status, necessitating identification of functionally equivalent substitute components for ongoing design support and procurement continuity.

Substiute Parts

MAF94019

TE Connectivity LairdIn Stock: 857MAF94019 Datasheet

Current PartRFQ

TRF1001

Microchip TechnologyIn Stock: 1189TRF1001 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MAF94019 is determined by strict alignment of the following critical parameters:

Mandatory Matching Parameters:

• Frequency band coverage: 2.4GHz operation required
• Antenna type: Whip/Tilt configuration
• Connector interface: U.FL (UMCC) / IPEX MHF1 termination
• RF standard compatibility: WiFi capable
• Moisture sensitivity level: MSL 1 (Unlimited)

Allowable Variation Parameters:

• Gain: Substitute may exceed specified gain (1.5dBi baseline)
• Mounting type: Connector mount or panel mount acceptable
• Cable length: Variation permitted (100mm baseline)
• Physical height: Variation permitted (109.00mm baseline)
• VSWR: Specification may differ if not explicitly stated

The Microchip Technology TRF1001 satisfies all mandatory matching parameters while providing enhanced gain (2dBi) and extended cable length (150mm). Mounting type differs (panel mount vs. connector mount) but does not preclude functional substitution in applications where mechanical integration permits.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: Microchip Technology TRF1001

The TRF1001 is the designated equivalent for MAF94019 replacement. Selection rationale is based on the following engineering factors:

Compliance & Certification:

• TRF1001 maintains MSL 1 (Unlimited) moisture sensitivity rating, matching MAF94019 requirements
• TRF1001 holds ROHS3 compliance and REACH Unaffected status, ensuring regulatory alignment
• TRF1001 carries EAR99 ECCN classification, providing export control clarity

Product Lifecycle:

• MAF94019 is classified as obsolete, creating supply chain risk
• TRF1001 is classified as active product status, ensuring long-term availability and manufacturing support
• TRF1001 inventory availability (1080 Pcs) exceeds MAF94019 remaining stock (799 Pcs)

Electrical Compatibility:

• Both components operate within 2.4GHz frequency band required for WiFi applications
• Connector interface (U.FL/IPEX MHF1) is identical, enabling direct mechanical integration
• TRF1001 gain specification (2dBi) exceeds MAF94019 (1.5dBi), providing performance enhancement without degradation

Mechanical Considerations:

• Mounting type differs (panel mount vs. connector mount); design integration must accommodate this variation
• TRF1001 physical height (62.00mm) is reduced compared to MAF94019 (109.00mm), offering space optimization
• Cable length extension (150mm vs. 100mm) provides routing flexibility in PCB layouts

Frequently Asked Questions (FAQ)

Q: Can TRF1001 directly replace MAF94019 in existing designs?

A: Electrical substitution is valid. Mechanical integration requires verification of mounting type compatibility. MAF94019 uses connector mount; TRF1001 uses panel mount. PCB layout and mechanical enclosure must accommodate panel mount configuration.

Q: What is the impact of gain difference (1.5dBi vs. 2dBi)?

A: TRF1001 provides 0.5dBi additional gain. This represents performance enhancement and does not create incompatibility. Link budget calculations may show improved signal margin.

Q: Are connector interfaces truly identical?

A: Both components use U.FL (UMCC) and IPEX MHF1 connectors. These are industry-standard RF connectors with identical electrical and mechanical specifications. Direct connection compatibility is confirmed.

Q: Does the extended cable length (150mm vs. 100mm) affect performance?

A: Cable length variation is a mechanical parameter. Electrical performance depends on cable impedance and loss characteristics, which are not specified in provided parameters. Extended cable length provides routing flexibility without inherent performance penalty.

Q: What compliance certifications apply to TRF1001?

A: TRF1001 is ROHS3 compliant and REACH unaffected. These certifications align with modern regulatory requirements for electronic components in consumer and industrial applications.

Q: Is TRF1001 suitable for MiWi and Zigbee™ applications in addition to WiFi?

A: TRF1001 RF family/standard includes 802.15.4, WiFi, and Zigbee™. MAF94019 is specified for WiFi only. TRF1001 supports expanded protocol compatibility within the same 2.4GHz frequency band.

Q: What is the procurement advantage of TRF1001?

A: TRF1001 is active product status with confirmed inventory (1080 Pcs). MAF94019 is obsolete with limited remaining stock (799 Pcs). Active status ensures manufacturing continuity and long-term availability for production programs.