Model 11305-10 Rev. A Directional Couplers 10 dB Description The 11305-10 is a low profile 10dB directional coupler in an easy to use surface mount package covering 1.0 to 2.0 GHz. The 11305-10 is ideal for power and frequency detection as well as power injection and can be used in most high power designs. Parts have been subjected to rigorous qualification testing and units are 100% tested. They are manufactured using materials with x and y thermal expansion coefficients compatible with common substrates such as FR4, G-10 and polyamide. ELECTRICAL SPECIFICATIONS** Features: * * * * * * * 1.0 - 2.0 GHz Low loss High Directivity Surface Mountable Tape And Reel Convenient Package 100% Tested Frequency Mean Coupling Insertion Loss VSWR Freq. Sensitivity GHz dB dB Max Max:1 dB Max 1.0 - 2.0 10.0 0.8 0.35 1.20 0.80 Directivity Power Handling JC dB Min Watts C / Watt C 18 60 12.3 -55 to +85 Operating Temp. **Specification based on performance of unit properly installed on microstrip printed circuit boards with 50 nominal impedance. Specifications subject to change without notice. Outline Drawing Pin 1 .560.010 [14.220.25] Bottom View (Far-side) Side View Top View (Near-side) .071.007 [1.800.18] Pin 2 .024.004 TYP [0.610.10] Pin 2 Pin 1 .350.010 [8.890.25] GND Pin 4 Denotes Array Number Dimensions are in Inches [Millimeters] 11305-10 Rev A Mechanical Outline .050.008 [1.270.20] GND Pin 3 Pin 3 .050.008 [1.270.20] Pin 4 Part Is Symmetric About All Axis Available on Tape and Reel For Pick and Place Manufacturing. USA/Canada: Toll Free: Europe: (315) 432-8909 (800) 544-2414 +44 2392-232392 Model 11305-10 Rev. A Typical Performance: 1.0 GHz. to 2.0 GHz. Coupling 11305-10 Return Loss 11305-10 0 -9 R eturn Loss (dB ) C oupling (dB ) -10 -10 -11 -20 -30 -40 -12 1000 1250 1500 1750 2000 -50 1000 1250 1500 1750 2000 Frequency (MHz) Frequency (MHz) Directivity 11305-10 Transmission Loss 11305-10 -10 -0.3 -0.4 Transm ission Loss (dB) D irectivity (dB) -20 -30 -40 -0.5 -0.6 -0.7 -50 1000 -0.8 1250 1500 1750 2000 1000 1250 1500 1750 Frequency (MHz) Frequency (MHz) Pin Configuration Mounting Footprint To ensure proper electrical and thermal performance there must be a ground plane with 100% solder connection underneath the part Part Is Symmetric About All Axis Multiple plated thru holes to ground .460 [11.68] .250 [6.35] .034 TYP [0.86] .063 SQ TYP [1.60] Dimensions are in Inches [Millimeters] 11305-10 Rev A Mounting Footprint USA/Canada: Toll Free: Europe: (315) 432-8909 (800) 544-2414 +44 2392-232392 Available on Tape and Reel For Pick and Place Manufacturing. 50 Transmission Line 2000