AKF-1252 5.2 GHz RF BAW Filter

Akoustis’ AKF-1252 is a high-performance, ultra-small bandpass BAW RF Filter for use in 5.2GHz WiFi applications covering U-NII 1 plus 2A bands. AKF-1252 utilizes Akoustis’ patented, XBAW™ technology which provides leading RF filter performance. This BAW RF filter provides low insertion loss and meets the stringent rejection requirements enabling coexistence with U-NII 2C and 3. This device exhibits high-power handling capabilities necessary for demanding power requirements of the latest WiFi standards. AKF-1252 uses standard laminate packaging and is compatible with high volume, lead-free SMT soldering processes.

Features

  • Ultra small form factor 2.5mm x 2.0mm x 1.0mm
  • Single-ended Tx/Rx ports.
  • High rejection enables coexistence with adjacent WiFi UNII bands
  • High power rating, maximum +30dBm
  • Low insertion loss passband filter
  • Performance over -40 C to +85C
  • RoHS compliant, Pb-free package

Parameters

Parameter Conditions Units Min. Typ. Max.
Passband   MHz 5170 5250 5330
Insertion Loss

5170 – 5330 MHz

dB   1.7(1) 2.5

Amplitude Variation

5170 – 5330 MHz

dB   1.1 1.3
Attenuation

30 – 2700 MHz

dB 33 34  

3300-3700 MHz

dB 35 35  

5490 – 5835 MHz

dB 50 51  

5900 – 11000 MHz

dB 24 25  
Return Loss

5170 – 5330MHz

  10 18(1)  
Load Impedance   Ω   50  
Power Handling

802.11ax MCS10, 80 MHz, PAR 11dB

dBm     30

1. Averaged over specified frequency at room temperature

Application Notes

Images & Diagrams