.4GHz Mini Patch Antenna, Circular Polarization, SMD P/N 440AT6A0085 Detail Specification: 6/7/018 Page 1 of 5 Let us help you with the antenna design, optimization, and tuning! General Specifications Part Number 440AT6A0085 Frequency (GHz).4 -.485 Min. Radiated Efficiency 70% Peak Gain (dbi) Average Gain (dbi) Return Loss (db) Polarization Impedance (Ω) Input Power (W) Operating Temperature 3.5 typ. 1.3 typ. 6 min. RHCP max. (CW) -40 to +85 C Recommended Storage Conditions and Period for unused T&R Product Reel Quantity (pcs/reel) +5 to +35 C Humidity 45-75% RH 18 months max. 600 Part Number Explanation Packing Style P/N Suffix Evaluation Board Bulk (loose) Tray Suffix = S Suffix = E Suffix = E or S 100% Tin 440AT6A0085-EB1SMA e.g. 440AT6A0085S e.g. 440AT6A0085E e.g. 440AT6A0085(E or S) Mechanical Dimensions In mm L 0.47 ± 0.008 1.00 ± 0. W 0.47 ± 0.008 1.00 ± 0. T 0.157 ± 0.004 4.00 ± 0.1 a 0.079 ± 0.008.00 ± 0. b 0.079 ± 0.008.00 ± 0. c 0.047 ± 0.008 1.0 ± 0. d 0.118 ± 0.008 3.00 ± 0. L d d Terminal Configuration No. Function 1 FEED GND 1 Bottom View W T Top View b a Bottom View c a Side view
.4GHz Mini Patch Antenna, Circular Polarization, SMD P/N 440AT6A0085 Detail Specification: 6/7/018 Page of 5 Mounting Considerations 1: Evaluation Board Units in mm Top layer (GND) 1 3 1.5 1.5 3 3 Solder Pads 1 Ω Feed from bottom layer GND vias Would you like the layout file? Contact our engineers at the following: /ask-a-question To order a pre-tuned Ω EVB with a female SMA connector click here: /request-a-sample Reference p/n: 440AT6A0085-EB1SMA
.4GHz Mini Patch Antenna, Circular Polarization, SMD P/N 440AT6A0085 Detail Specification: 6/7/018 Page 3 of 5 Mounting Considerations 1: Electrical Performance @5 C Measured Return Loss db(s(1,1)) 0-5 -10-15 m1 m3 m m1 freq=.400ghz db(s(1,1))=-8.38 m freq=.480ghz db(s(1,1))=-16.058 m3 freq=.440ghz db(s(1,1))=-7.535-0.0.5.30.35.40.45..55.60.65.70 freq, GHz Would you like the antenna layout? Have antenna tuning issues? Please contact us if you have any questions regarding the implementation of this antenna in your PCB's layout. We'll be happy to guide you to maximize the antenna's performance Contact our applications engineers at: /ask-a-question
.4GHz Mini Patch Antenna, Circular Polarization, SMD P/N 440AT6A0085 Detail Specification: 6/7/018 Page 4 of 5 Mounting Considerations 1: Antenna Performance Typical D radiation patterns @.44GHz +Z (θ = 0 ) +Z θ +Y (θ = 90 ) YZ plane +Y +Z (θ = 0 ) +Z XZ plane θ +X +X (θ = 90 ) +X +Y (φ = 90 ) XY plane φ +Y +X (φ = 0 )
.4GHz Mini Patch Antenna, Circular Polarization, SMD P/N 440AT6A0085 Detail Specification: 6/7/018 Page 5 of 5 Antenna tuning, optimization, and validation services: /ipc-antenna-services For more antennas and to download measured S-parameters, go to: /antennas Soldering Information MSL Info /ipcsoldering-profile /msl-rating Packaging Information /tape-reel-packaging For layout review contact our applications team at: /ask-a-question RoHS Compliance /rohs-compliance Need help designing the antenna in? Use our antenna design services! /ipc-antenna-services We provide free layout reviews and if you need us to tune and characterize the antenna on your product (inside anechoic chamber) we can do that too. Small lab fee may apply for the latter.