Texas Instruments RI-ANT-P02A-30

Overview

RI-ANT-P02A-30 from Texas Instruments is a low-frequency (134.2 kHz) stick antenna designed for integration with RI-RFM-003B radio frequency modules in LF RFID systems. It delivers typically 27 µH inductance at 134.2 kHz, IP66 ingress protection, and operates from –30°C to +70°C. Its compact 140 ± 2 mm × 21 ± 2 mm (dia.) form factor with 1 m cable and ring lug terminals enables focused read-zone deployment in industrial asset tracking.

For engineers reviewing the RI-ANT-P02A-30 datasheet, RI-ANT-P02A-30 pinout, RI-ANT-P02A-30 application, or RI-ANT-P02A-30 equivalent, key selection criteria include its 134.2 kHz resonant inductance, IP66-rated enclosure, Mil-Std-810E vibration compliance, glass-reinforced epoxy construction, and compatibility with TI's HDX transponder technology in access control and vehicle ID systems.

Technical Context

The RI-ANT-P02A-30 functions as a tuned passive resonator in low-frequency RFID reader systems, forming the electromagnetic interface between the RI-RFM-003B module and TI HDX transponders. Its 27 µH inductance is optimized for 134.2 kHz carrier frequency operation and supports energy transfer and bidirectional signal coupling.

Designed specifically for the RI-RFM-003B, it provides a focused read zone-distinct from gate antennas' broad coverage-enabling spatial discrimination between closely spaced transponders in container or asset management deployments. Mounting uses non-metal clamps to avoid detuning, and its glass-reinforced epoxy housing ensures mechanical stability under Mil-Std-810E Category 1 transportation vibration.

Key Specifications

Availability

RI-ANT-P02A-30 is available at Aetrix Electronics and suitable for access control, vehicle identification, and container tracking applications requiring stable component supply, long-term industrial availability, and RoHS-compliant passive RF components.

Supply support for RI-ANT-P02A-30 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Texas Instruments is a global semiconductor company specializing in analog, embedded processing, and connectivity technologies, with leadership in industrial, automotive, and RFID solutions.

The RI-ANT-P02A-30 belongs to TI's Series 2000 Antennas product line, engineered specifically for reliable, high-performance coupling with TI's 134.2 kHz HDX transponder ecosystem in harsh industrial RFID applications.

FAQ

What is the operating frequency and inductance specification of the RI-ANT-P02A-30?

The RI-ANT-P02A-30 is designed for 134.2 kHz low-frequency RFID operation and exhibits a typical inductance of 27 µH at that frequency. This value is critical for resonant tuning with the matching capacitor in the RI-RFM-003B circuit, ensuring efficient energy transfer to HDX transponders. The inductance is measured under standard conditions and directly impacts read range and reliability in deployed systems using the RI-ANT-P02A-30.

Is the RI-ANT-P02A-30 compatible with other TI RF modules besides the RI-RFM-003B?

The RI-ANT-P02A-30 is explicitly specified for use with the RI-RFM-003B module in TI's documentation. While electrical compatibility with other 134.2 kHz modules cannot be ruled out, no functional validation or design support is provided for alternate modules. For guaranteed performance and system certification, the RI-ANT-P02A-30 must be used with the RI-RFM-003B as intended in TI's reference architecture.

What does IP66 protection mean for the RI-ANT-P02A-30 in real-world deployment?

IP66 certification means the RI-ANT-P02A-30 is fully dust-tight and protected against powerful water jets from any direction-making it suitable for outdoor, washdown, or high-humidity environments such as waste management facilities or vehicle inspection lanes. This rating is achieved via its sealed glass-reinforced epoxy housing and contributes directly to long-term reliability where the RI-ANT-P02A-30 is exposed to weather, cleaning agents, or industrial contaminants.

Why must non-metallic clamps be used when mounting the RI-ANT-P02A-30?

Non-metallic clamps are required to prevent magnetic field distortion and inductance shift caused by eddy currents induced in conductive materials near the ferrite-based antenna structure. Using metallic fasteners would detune the 27 µH resonance, degrade read zone shape and distance, and compromise system-level performance of the RI-ANT-P02A-30. TI specifies this mounting constraint to ensure repeatable, specification-compliant operation.

How does the RI-ANT-P02A-30 differ from gate antennas like the RI-ANT-G02E in application role?

The RI-ANT-P02A-30 is a stick antenna delivering a focused, directional read zone ideal for discriminating between adjacent transponders-e.g., scanning individual assets on a pallet. In contrast, gate antennas like the RI-ANT-G02E generate wide-area fields for portal-style detection. This functional distinction makes the RI-ANT-P02A-30 appropriate for handheld or targeted scanning roles, whereas the RI-ANT-G02E suits entry/exit point monitoring in vehicle ID or container tracking systems.