Coaxial ! NEW Directional Coupler 50Ω 18dB ZNDC-18-2G 800 to 2000 MHz Maximum Ratings Features Operating Temperature -55°C to 100°C Storage Temperature -55°C to 100°C Power Input • excellent insertion loss, 0.5 dB typ. • excellent VSWR, 1.15:1 typ. • very flat coupling, ±0.3 dB typ. 3W Max. CASE STYLE: FM587 PRICE: $49.95 ea. QTY (1-9) Applications • cellular • PCS • ISM Pin Connections INPUT 1 OUTPUT 2 COUPLED 3 Directional Coupler Electrical Specifications FREQ. RANGE (MHz) Outline Drawing COUPLING (dB) fL-fU Nom. 800-2000 800-1000 1000-1700 1700-2000 18.5±0.5 18.2±0.5 18.0±0.5 MAINLINE LOSS (dB) Max. Flatness ±0.3 ±0.4 ±0.35 DIRECTIVITY (dB) VSWR (:1) POWER INPUT (W) Typ. Max. Typ. Min. Typ. Max. 0.3 0.6 0.5 0.9 0.6 1.1 22 25 25 1.1 1.2 1.3 3 3 3 17 18 14 Typical Performance Data Frequency (MHz) 800.00 900.00 1000.00 1100.00 1300.00 1500.00 1700.00 1800.00 1900.00 2000.00 Outline Dimensions (inch mm ) J .44 11.18 K .38 9.65 D E .17 1.656 4.32 42.06 G H .140 .63 3.56 16.00 wt. grams 57 at RF level of -10 dBm ZNDC-18-2G INSERTION LOSS INSERTION LOSS (dB) 1.2 1.0 0.8 0.6 0.4 0.2 0.0 800 1000 1200 1400 1600 FREQUENCY (MHz) 1800 2000 Directivity (dB) 0.35 0.36 0.38 0.41 0.46 0.53 0.58 0.63 0.67 0.70 18.76 18.64 18.53 18.42 18.23 18.09 17.98 17.96 17.97 17.98 23.37 24.53 25.86 27.49 30.98 39.09 35.88 29.68 25.97 22.69 ZNDC-18-2G COUPLING & DIRECTIVITY 50 COUPLING & DIRECTIVITY (dB) 1.4 F .15 3.81 Coupling (dB) In-Cpl 45 45 40 40 35 RETURN LOSS (dB) A B C 2.00 1.25 .75 50.80 31.75 19.05 Insertion Loss (dB) In-Out 35 30 25 20 15 at RF level of -10 dBm In Return Loss (dB) Out Cpl 21.37 22.59 24.03 25.01 25.09 23.97 23.18 22.92 22.85 23.35 21.29 22.52 23.48 24.10 23.78 22.61 21.27 20.69 20.31 20.36 21.05 21.97 22.73 23.40 23.61 21.52 19.43 18.20 16.89 15.85 ZNDC-18-2G RETURN LOSS 30 25 20 15 10 10 5 CPL 5 DIRECT RL-IN RL-OUT 800 1000 ® Mini-Circuits 1200 1400 1600 FREQUENCY (MHz) 1800 2000 800 1000 1200 1400 1600 FREQUENCY (MHz) INTERNET http://www.minicircuits.com P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 Distribution Centers NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010 DC2 RL-CPL 0 0 ISO 9001 CERTIFIED 1800 2000 REV. A M92341 ED-10022 ZNDC-18-2G WZ/TD/CP 040510