DCS3420

SMT Directional Couplers The content of this specification may change without notification 09/18/08 EIA Size 2010 Chip Directional Couplers Features 1: Ideal applications in mobile phones, and smallest chips available. 2: A Excellent performance offers the cost efficiency. 3: Coupling and insertion loss are de sign e d to me e t customer requirement. specification. 4: Custom Designs Available Dimensions, Schematics 4.5 1.2 (1) (2) 1.0 (4) (3) 4-0.6 0.8 DCS3120 DCS3220 (1) (4) DCS3320 DCS3420 (1) (4) DCS3D20 DCS3E20 DCS3F20 (1) (4) 1.27 Top View 2.5 (2) (1) (2) (3) (4) (3) Input Port Coupled Output Port Coupled Termination Output Port (2) (1) (2) (3) (4) (3) Output Port Coupled Termination Coupled Output Port Input Port (2) (1) (2) (3) (4) (3) Input Port Coupled Output Port Coupled Termination Output Port Unit:mm Characteristics EIA size 2010 (4.5x2.5 mm) Style No. Frequency Range [ MHz ] 136~178 403~520 800~1000 800~1000 806~941 1400~1600 1400~1600 1800~2000 1800~2000 2350~2450 2350~2450 Insertion Loss [ dB ] 0.25 max. 0.2 max. 0.3 max. 0.3 max. 0.2 max. 0.4 max. 0.3 max. 0.6 max. 0.3 max. 1.0 max. 0.6 max. Coupling [ dB ] 20±3 20±2.5 17±2 21±2 20±2 13±2 16±2 11±2 14±2 8.5±1 12.3±1 Directivity (Isolation) [ dB ] 17 min. (34 min.) 18 min. (35 min.) 18 min. (33 min.) 15 min. (34 min.) 18 min. (36 min.) 15 min. (26 min.) 15 min. (29 min.) 15 min. (24 min.) 15 min. (27 min.) 10 min. (17 min.) 13 min. (24 min.) VSWR (max.) 1.2 1.2 1.2 1.2 1.2 1.3 1.2 1.3 1.3 1.5 1....