2J  |  SKU: 2JL31

2JL31 Wi-Fi, Bluetooth, ZigBee, ISM surface mount ceramic Antenna

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Manufacturer / (EU) Responsible Person

Manufacturer
2J Antennas, s.r.o.
Stefanikova 61, Bardejov, 08501, Slovakia
sales@2j-antennas.com
+421 (54) 488-0311

Description

This compact surface mount ceramic antenna is engineered for seamless integration into a wide range of wireless applications. It supports Wi-Fi, Bluetooth, ZigBee, and ISM standards, making it ideal for smart home devices, consumer electronics, robotics, wearables, and IoT solutions. The antenna features a ground plane dependent SMT loop design, ensuring reliable omni-directional coverage and efficient performance within the 2.4 GHz ISM band. Its small footprint and ceramic construction allow for easy integration into space-constrained designs, while maintaining robust connectivity for demanding environments.

Connections

2.4GHz/WiFi/LPWA/BT/ZigBee/RFID/ISM


Technical Specifications

Operating Temperature: -40 °C to +85 °C
Antenna Technologies: Loop
Location: Internal
Mounting: Surface Mount Ceramic
Type: Single

Connection 1 - 2.4 GHz ISM

Standards: WiFi, BT, ZigBee, ISM
Frequency: 2410-2490 MHz
VSWR: ~1.4:1
Efficiency (%): ~63.4
Peak Gain (dBi): ~1.0
Impedance (Ohm): 50
Polarisation: Linear

Download Datasheet PDF

Technical Specifications (AI Reference Data)

{ "model": "2JL31", "title": "2.4 GHz ISM Surface Mount Compact Ceramic Antenna", "mountingType": "Surface Mount", "ipRating": null, "dimensions_mm": "5.2 x 3.7 x 0.7", "elements": [ { "elementID": "ISM 2.4 GHz", "type": "ISM", "technologies": [ "Wi-Fi", "Bluetooth", "ZigBee", "ISM" ], "frequencies": [ { "range_mhz": "2410-2490", "returnLoss_db": "~-16.7", "vswr": "~1.4:1", "efficiency_percent": "~63.4", "peakGain_dbi": "~1.0", "averageGain_db": "~-2.0" } ], "polarization": "Linear", "radiationPattern": "Omni-Directional", "impedance_ohms": 50, "maxInputPower_w": 25 } ], "connectors": [] }

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