SA24-90-9 Equivalent & Substitute Parts Reference

Part Overview

The SA24-90-9 is a 2.4GHz panel RF antenna manufactured by TE Connectivity Laird, designed for Wi-Fi and WiMax™ applications. This component features an N Type Female termination with bracket mount configuration and delivers 9.5dBi gain across the 2.4GHz to 2.485GHz frequency band. The product is currently classified as Obsolete, necessitating identification of equivalent substitute components that maintain functional compatibility with existing system designs while offering active product status and continued manufacturer support.

Substiute Parts

SA24-90-9

TE Connectivity LairdIn Stock: 980SA24-90-9 Datasheet

Current PartRFQ

DCE10D-2419-NF

TE Connectivity LairdIn Stock: 974DCE10D-2419-NF Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute components for the SA24-90-9 are identified based on the following critical parameters that determine functional compatibility:

Primary Substitution Criteria:

• Frequency coverage encompassing the 2.4GHz ~ 2.485GHz band
• N Type Female termination
• Bracket mount configuration
• Panel antenna type
• Maximum power handling of 100 W or greater
• VSWR of 1.5 or better
• RoHS compliance

Secondary Compatibility Factors:

• Active product status (preferred over obsolete)
• Consistent RF Family/Standard classification (WiFi)
• UHF frequency group (2GHz ~ 3GHz)
• Moisture Sensitivity Level MSL 1

The DCE10D-2419-NF meets all primary substitution criteria while offering extended frequency coverage (2.4GHz ~ 2.7GHz) and active product status, making it a valid equivalent for the obsolete SA24-90-9.

Parameter Comparison

Engineering Selection Recommendations

The DCE10D-2419-NF serves as a functional equivalent to the SA24-90-9 based on the following engineering criteria:

Compliance & Regulatory Alignment: Both components maintain RoHS compliance and identical Moisture Sensitivity Level (MSL 1), ensuring compatibility with current manufacturing and environmental standards.

Product Lifecycle Status: The DCE10D-2419-NF holds Active product status, providing continued manufacturer support, availability, and supply chain reliability compared to the Obsolete SA24-90-9.

Electrical Parameter Compatibility: Both antennas maintain identical VSWR (1.5) and maximum power handling (100 W), ensuring equivalent impedance matching and power dissipation characteristics. The DCE10D-2419-NF extends frequency coverage to 2.7GHz while maintaining full coverage of the original 2.4GHz ~ 2.485GHz band.

Physical Integration: Both components feature N Type Female termination and bracket mount configuration, supporting direct mechanical and electrical integration into existing RF systems. The DCE10D-2419-NF offers reduced height (1.260" vs. 2.500"), which may provide installation advantages in space-constrained applications.

Gain Differential: The DCE10D-2419-NF provides 19dBi gain compared to the SA24-90-9's 9.5dBi. This increased directivity may alter system link budget calculations and should be evaluated within the context of specific application requirements.

Frequently Asked Questions (FAQ)

Q: Can the DCE10D-2419-NF directly replace the SA24-90-9 in existing designs?

A: Yes, the DCE10D-2419-NF meets all primary substitution criteria: identical N Type Female termination, bracket mount configuration, panel antenna type, VSWR, maximum power rating, and frequency band coverage. Both components are RoHS compliant with MSL 1 rating. The primary design consideration is the increased gain (19dBi vs. 9.5dBi), which affects system link budget and may require RF circuit adjustment.

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

A: The primary differences are: (1) Product Status—DCE10D-2419-NF is Active while SA24-90-9 is Obsolete; (2) Gain—DCE10D-2419-NF provides 19dBi versus 9.5dBi; (3) Frequency Range—DCE10D-2419-NF covers 2.4GHz ~ 2.7GHz versus 2.4GHz ~ 2.485GHz; (4) Physical Height—DCE10D-2419-NF is 1.260" versus 2.500". All other electrical parameters remain equivalent.

Q: Are there any mechanical installation considerations when substituting these parts?

A: Yes. The DCE10D-2419-NF is significantly more compact (1.260" height vs. 2.500"), which may affect mounting bracket compatibility and spatial clearance. Bracket mount interfaces should be verified for dimensional compatibility. Both components use identical N Type Female connectors, ensuring RF connection compatibility.

Q: Does the higher gain of the DCE10D-2419-NF affect system performance?

A: The 9.5dBi gain increase alters the antenna's radiation pattern and directivity. In applications requiring omnidirectional or lower-gain characteristics, this difference must be evaluated within the complete RF system design. The increased gain may improve link budget in directional applications but could introduce coverage pattern changes.

Q: What is the supply status for these components?

A: The SA24-90-9 is Obsolete with 884 pieces currently in stock. The DCE10D-2419-NF is Active with 943 pieces in stock, providing ongoing availability and manufacturer support for new designs and long-term production requirements.

Q: Are both components suitable for Wi-Fi and WiMax™ applications?

A: Yes. Both the SA24-90-9 and DCE10D-2419-NF are specified for Wi-Fi and WiMax™ applications. The DCE10D-2419-NF additionally supports WLAN applications and is part of the HD RooTenna® series, offering extended frequency coverage to 2.7GHz.