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Product Detailed Parameters
- Description：RF ANT 2.4GHZ CHIP SOLDER SMD
- Series：WE-MCA
- Mfr：Würth Elektronik
- Package：Tape & Reel (TR),Cut Tape (CT)
- RF Family/Standard：Bluetooth, Cellular, WiFi
- Frequency Group：UHF (2GHz ~ 3GHz)
- Frequency (Center/Band)：2.4GHz
- Frequency Range：2.4GHz ~ 2.5GHz
- Antenna Type：Chip
- Number of Bands：1
- VSWR：2
- Return Loss：-
- Gain：3dBi
- Features：-
- Termination：Solder
- Ingress Protection：-
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Height (Max)：0.047" (1.20mm)
- Applications：Bluetooth, GSM, WLAN
- Power - Max：3 W
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Overview
The Würth Elektronik 7488910245 is a WE-MCA series multilayer chip antenna designed for surface mount applications. It operates within the UHF frequency band, specifically covering 2.4GHz to 2.5GHz, with a center frequency of 2.4GHz. The component features a 50 Ohm impedance and a maximum height of 1.20mm (0.047 inches). It provides a gain of 3dBi and supports a maximum power of 3W. The Voltage Standing Wave Ratio (VSWR) is rated at 2. The device utilizes solder termination and is intended for use in Bluetooth, Cellular, GSM, and WLAN technologies.
Feature Summary
- Multilayer ceramic construction optimized for compact surface mount integration
- Designed for high-performance operation in 2.4GHz ISM band applications
- Supports multiple wireless standards including Bluetooth and WLAN
Applications
- Bluetooth low energy modules
- Wireless LAN devices
- GSM cellular handsets
Procurement Notes
Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct impedance and tolerance specifications. Confirm that the package type matches the required reel quantity for automated assembly processes. Cross-reference the active status with current distributor availability to avoid supply chain delays during production planning.
Selection Notes
Select this component for designs requiring a low-profile antenna solution within constrained PCB areas. Ensure the host circuit maintains a 50 Ohm impedance match to maximize radiation efficiency. Consider the thermal characteristics during reflow soldering to preserve the multilayer structure integrity and maintain consistent RF performance across operating temperatures.
Part Context
This part belongs to the WE-MCA family of multilayer chip antennas from Würth Elektronik. These components are engineered for general electronic equipment requiring reliable RF transmission in the 2.4GHz range. The series offers various footprint options to accommodate different design constraints while maintaining standardized electrical performance metrics for industrial and consumer applications.
Replacement Considerations
Consult the official Würth Elektronik substitution guide for direct equivalents within the WE-MCA series. Verify mechanical dimensions and pin compatibility before replacing. Generic substitutes may not match the specific VSWR or gain characteristics documented for this model.
