Model 1A1305-5 Rev. A Directional Couplers 5 dB Description The 1A1305-5 is a low profile 5dB directional coupler in an easy to use surface mount package covering the DCS and PCS bands. The 1A1305-5 is ideal for 3 way inline split/combine amplifiers and for 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: * * * * * * * 1.5 - 2.2GHz 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 1.7 - 2.0 1.5 - 2.2 5.0 0.4 5.1 0.5 Power Handling 0.25 0.25 Directivity JC 1.20 1.20 Operating Temp. dB Min Watts C / Watt C 16 15 100 100 16.5 16.5 -55 to +85 -55 to +85 0.20 0.30 **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) .081.008 [2.050.20] 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] 1A1305-5 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 1A1305-5 Rev. A Typical Performance: 1.4 GHz. to 2.4 GHz. Return Loss 1A1305-5 Coupling 1A1305-5 -4.4 0 -10 Return Loss [dB] Coupling [dB] -4.6 -4.8 -30 -5.0 -5.2 1400 -20 1650 1900 Frequency [MHz] 2150 2400 -40 1400 Directivity 1A1305-5 -1.70 0 1650 1900 Frequency [MHz] 2150 2400 Transmission Loss 1A1305-5 -1.80 Directivity [dB] Transmission Loss [dB] -7 -14 -21 -1.90 -2.00 -2.10 -28 1400 1650 1900 Frequency [MHz] 2150 2400 -2.20 1400 1650 Pin Configuration 1900 Frequency [MHz] 2150 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] 1A1305-5 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 2400