Model 11304-3S Rev. B Hybrid Couplers 3 dB, 90 Description The 11304-3S is a low profile 3dB hybrid coupler in an easy to use surface mount package covering 500 to 1000 MHz. The 11304-3S 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: * * * * * * * * * 500 - 1000 MHz Low loss High Isolation 90o Quadrature Surface Mountable Tape And Reel Convenient Package 100% Tested Lead Free Frequency Isolation Insertion Loss VSWR MHz dB Min dB Max Max:1 500 - 1000 20 0.35 1.25 Amplitude Balance Phase Balance Power dB Max Degrees Ave. CW Watts C/ Watt C 0.55 3 100 8.6 -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 Top View (Near-side) .075.008 [1.910.20] .650.010 [16.510.25] Pin 1 Bottom View (Far-side) Side View Pin 2 .024.004 TYP [0.610.10] Pin 2 Pin 1 .480.010 [12.190.25] GND Pin 4 .050.008 [1.270.20] GND Denotes Array Number Pin 3 Dimensions are in Inches [Millimeters] 11304-3S Mechanical Outline 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 11304-3S Rev. B Typical Performance: 500 MHz. to 1000 MHz. Coupling 11304-3S Return Loss 11304-3S -2.6 0 -10 Return Loss (dB) Coupling (dB) -2.9 -3.2 -20 -30 -3.5 -40 -3.8 400 575 750 925 -50 400 1100 575 750 925 1100 925 1100 Frequency (MHz) Frequency (MHz) Phase Balance 11304-3S Isolation 11304-3S -87 -10 Phase Balance (Degrees) -88 Isolation (dB) -20 -30 -40 -89 -90 -91 -92 -50 400 -93 575 750 925 1100 400 575 750 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 Mutiple plated thru holes to ground .550 [13.97] .380 [9.65] .034 TYP [0.86] .063 SQ TYP [1.60] Dimensions are in Inches [Millimeters] 11304-3S 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