Model 1A1305-3 Rev. B Hybrid Couplers 3 dB, 90 Description The 1A1305-3 is a low profile 3dB hybrid coupler in an easy to use surface mount package covering the entire DCS and PCS bands. The 1A1305-3 is ideal for balanced amplifiers and signal distribution 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 polyimide. ELECTRICAL SPECIFICATIONS** Features: * * * * * * * * 1.5 - 2.2 GHz Low Loss High Isolation 90 Quadrature Surface Mountable Tape And Reel Convenient Package 100% Tested Frequency Isolation Insertion Loss VSWR MHz dB Min dB Max Max:1 1.7 - 2.0 1.5 - 2.2 Amplitude Balance 23 20 Phase Balance 0.23 0.25 1.18 1.20 dB Max Degrees Ave. CW Watts C/Watt C 0.30 0.40 3 3 100 100 14.6 14.6 -55 to +85 -55 to +85 Operating Temp. JC **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 .560.010 [14.220.25] Bottom View (Far-side) Side View Top View (Near-side) Pin 1 Power .076.008 [1.930.20] 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] 1A1305-3 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 1A1305-3 Rev. B Typical Performance: 1.4 GHz to 2.4 GHz Coupling 1A1305-3 -2.6 -2.8 -10 Return Loss [dB] Coupling [dB] -3 -3.2 -3.4 1650 1900 Frequency (MHz) 2150 1650 1900 Frequency (MHz) 2150 2400 2150 2400 Phase Balance 1A1305-3 -87 -88 Phase Balance [degrees] -10 Isolation [dB] -30 -50 1400 2400 Isolation 1A1305-3 0 -20 -30 -40 -50 1400 -20 -40 -3.6 1400 Return Loss 1A1305-3 0 -89 -90 -91 -92 1650 1900 Frequency (MHz) 2150 2400 -93 1400 1650 Pin Configuration 1900 Frequency (MHz) 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] 1A1305-3 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