ANT-433-HETH

Antennas RF Overview

The ANT-433-HETH is a through-hole helical monopole antenna designed for the 433 MHz ISM band. It operates within a frequency range of 418 MHz to 458 MHz, centered at 433 MHz. The component provides a gain of 1.9 dBi with a bandwidth of 40 MHz and maintains a 50 Ohm impedance. It features a VSWR of 2 and linear polarization. The antenna measures 38.1 mm in length and supports an operating temperature range from -40°C to +80°C.

Antennas RF Feature Summary

• Helical embedded monopole structure optimized for compact PCB integration
• Designed for reliable performance in ISM, remote control, and security applications
• Through-hole mounting style ensures secure mechanical attachment

Antennas RF Applications

• ISM band wireless communication systems
• Remote control devices
• Alarm systems
• Security systems

Antennas RF Procurement Notes

Verify the specific manufacturing date code and RoHS compliance status directly with TE Connectivity or authorized distributors before procurement. Ensure that the through-hole footprint dimensions on the target PCB match the physical specifications of the antenna to guarantee proper mechanical fit and electrical connection integrity during assembly.

Antennas RF Selection Notes

Select this antenna when a low-profile, cost-effective solution is required for 433 MHz applications. It is suitable for designs where through-hole technology is preferred over surface mount. Consider the 38.1 mm length and 1.9 dBi gain when evaluating spatial constraints and link budget requirements for the specific device enclosure.

Antennas RF Part Context

This component belongs to the HE series of antennas from Linx Technologies, now part of TE Connectivity. The series focuses on embedded solutions for sub-GHz frequencies. The ANT-433-HETH specifically targets the 433 MHz region, providing a standardized option for manufacturers developing wireless IoT nodes or simple RF transmitters requiring robust, low-cost antenna implementations.

Antennas RF Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Engineers should consult official TE Connectivity resources for potential cross-references or updated series replacements if this specific model becomes obsolete.