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Product Detailed Parameters
- Description：AUTOMOTIVE ULTRA-SMALL UWB OR BL
- Series：A
- Mfr：KYOCERA AVX
- Package：Tape & Reel (TR),Cut Tape (CT)
- RF Family/Standard：Bluetooth, WiFi
- Frequency Group：UHF (2GHz ~ 3GHz), SHF (f > 4GHz)
- Frequency (Center/Band)：2.44GHz, 5.5GHz, 7.25GHz
- Frequency Range：2.4GHz ~ 2.48GHz, 5.15GHz ~ 5.85GHz, 6GHz ~ 8.5GHz
- Antenna Type：Ceramic Patch
- Number of Bands：3
- VSWR：2.1, 7
- Return Loss：-
- Gain：3dBi, 3dBi, 3dBi
- Features：-
- Termination：-
- Ingress Protection：-
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Height (Max)：0.016" (0.40mm)
- Applications：Bluetooth, UWB, Wi-Fi, WLAN, Zigbee™
- Power - Max：500 mW
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Overview
The A9001978 is an automotive-grade ultra-small ceramic patch antenna manufactured by KYOCERA AVX. Designed for surface mount installation, this component supports dual-band Wi-Fi functionality, single-band 2.4 GHz operation, and Ultra-Wideband (UWB) transmission within the 6.0 GHz to 8.5 GHz range. It belongs to the A-Series of automotive antennas, engineered to meet the stringent requirements of modern vehicle electronics while maintaining a compact form factor suitable for space-constrained applications.
Feature Summary
- Automotive-grade reliability certified for harsh environmental conditions
- Ultra-compact ceramic patch design optimized for surface mount technology
- Multi-standard support including dual-band Wi-Fi, 2.4 GHz, and UWB frequencies
Applications
- Automotive infotainment systems requiring integrated wireless connectivity
- Advanced Driver Assistance Systems (ADAS) utilizing UWB for precise localization
- Vehicle telematics units supporting multiple wireless protocols
Procurement Notes
Verify that the specific frequency configuration required matches the available variants: dual-band Wi-Fi, single-band 2.4 GHz, or UWB 6.0–8.5 GHz. Confirm surface mount compatibility with your PCB layout guidelines. Ensure the selected variant meets the specific automotive qualification standards mandated by your system design. Cross-reference the datasheet appendix for layout matching instructions to ensure optimal performance.
Selection Notes
Select the A9001978 when space constraints are critical in automotive wireless modules. Choose the specific frequency variant based on the target protocol: UWB for ranging applications or Wi-Fi for data transmission. Consider the A-Series family benefits for designers seeking higher functionality in reduced footprints. Validate integration with surrounding components to prevent interference, as the antenna's performance is sensitive to layout adjustments.
Part Context
This component is part of KYOCERA AVX’s A-Series automotive antenna portfolio, which addresses the industry demand for increased functionality in smaller packages. The series supports various wireless standards essential for modern connected vehicles. The A9001978 specifically targets applications needing multi-protocol support within a highly constrained physical envelope, aligning with trends in SDV and ADAS development.
Replacement Considerations
No public confirmed substitute part numbers are documented. Evaluate other A-Series models from KYOCERA AVX if different frequency bands or package sizes are required. Verify that any alternative maintains equivalent automotive grade certifications and surface mount compatibility.
