1A1305-20

Model 1A1305-20 Rev. A Directional Couplers 20 dB an Description The 1A1305-20 is a low profile 20dB directional coupler in an easy to use surface mount package covering the DCS and PCS bands. The 1A1305-20 is ideal for power and frequency detection as well as VSWR monitoring and can be used in most high power designs. Parts have been subject 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. Features: 1.5 - 2.2 GHz Low loss High Directivity Surface Mountable Tape And Reel Convenient Package 100% Tested Outline Drawing ELECTRICAL SPECIFICATIONS** Frequency Mean Insertion Coupling Loss GHz dB dB Max VSWR Max:1 Freq. Sensitivity dB Max 1.7 – 2.0 1.5 - 2.2 Directivity dB Min 20.0 ± 1.5 20.0 ± 1.5 Power Handling Watts 0.25 0.25 ΘJC ºC / Watt 1.20 1.20 Operating Temp. ºC ±0.20 ±0.30 20 100 14.8 -55 to +85 20 100 14.8 -55 to +85 **Specification based on performance of unit properly installed on microstrip printed circuit boards with 50 Ω nominal impedance. Specifications subject to change without notice. Top View (Near-side) Side View Bottom View (Far-side) Pin 1 .560±.010 [14.22±0.25] .073±.007 [1.85±0.18] Pin 2 .024±.004 TYP [0.61±0.10] Pin 2 Pin 1 GND Pin 4 Denotes Array Number .350±.010 [8.89±0.25] Pin 3 GND Pin 3 .050±.008 [1.27±0.20] .050±.008 [1.27±0.20] Pin 4 Dimensio...