Surface Mount Bi-Directional Coupler High Power, 50Ω BDCA-10-25 800 to 2500 MHz Maximum Ratings Features Operating Temperature -55°C to 100°C Storage Temperature -55°C to 100°C • • • • • • • • Pin Connections INPUT 1 OUTPUT 6 COUPLED (forward) 10 COUPLED (reverse) 5 GROUND four-port coupler wideband, 800-2500 MHz excellent VSWR, 1.15:1 typ., all ports good flatness, ±0.6 dB typ. excellent power handling capability, 50W (800-1000 MHz) hermetically sealed minimal variation with temperature low profile, 0.07" height CASE STYLE: SM1L PRICE: $5.95 ea. QTY (10-49) Applications • cellular, PCS, PCN, UMTS • ISM • GPS 2,3,4,7,8,9 Bi-Directional Electrical Specifications Outline Drawing MODEL NO. FREQ. RANGE (MHz) BDCA-10-25 COUPLING (dB) MAINLINE LOSS* (dB) DIRECTIVITY (dB) Typ. Max. 1.0 0.6 1.1 1.0 Max. Flatness fL-fU Nom. 800-2500 800-1000 1700-2000 1000-2500 10.1±2.0 11.0±0.8 8.5±0.5 9.4±1.2 ±2.0 ±1.2 ±0.6 ±1.5 VSWR (:1) POWER INPUT** (W) Typ. Min. Typ. Max. 25 32 23 22 1.05 1.05 1.05 1.05 24 50 34 24 1.5 1.0 1.5 1.5 11 20 16 11 * Includes theoretical coupled power loss of 0.46 dB at 10 dB coupling. ** Derate linearly to 1/3 at 100°C Typical Performance Data Outline Dimensions ( inch mm ) C .070 1.78 D .320 8.12 E .050 1.27 F .015 .38 G .050 1.27 K .095 2.41 L .330 8.38 M .100 2.54 N .020 .51 P .015 .38 Q .070 1.78 R .014 .36 H .075 1.91 Demo Board MCL P/N: TB-115 Suggested PCB Layout (PL-004) 800.00 900.00 1000.00 1100.00 1300.00 0.51 0.55 0.64 0.72 0.86 11.74 11.01 10.39 9.85 9.06 11.94 11.20 10.56 10.07 9.49 33.32 35.71 38.83 39.71 34.58 37.31 39.79 37.62 34.05 29.81 1500.00 1700.00 2000.00 2200.00 2500.00 0.93 1.02 1.04 1.02 0.98 8.63 8.39 8.47 8.82 9.86 8.86 8.67 8.73 9.02 9.92 30.88 29.45 30.20 29.36 21.31 25.68 23.91 22.76 22.31 20.10 J .030 .76 Directivity (dB) Out-CPL In-Term BDCA-10-25 INSERTION LOSS wt. grams .3 at RF level of -10 dBm 1.20 at RF level of -10 dBm Return Loss (dB) Out CPL Term 31.70 30.99 29.41 27.94 25.76 31.27 29.85 28.87 27.76 26.33 36.30 37.54 38.07 38.46 37.29 28.13 25.34 27.99 32.68 34.65 24.58 24.82 27.40 26.92 20.89 25.59 25.69 26.41 25.20 20.70 36.88 38.65 36.15 27.33 21.30 31.32 34.99 37.39 27.99 21.10 In BDCA-10-25 COUPLING & DIRECTIVITY 42 COUPLING & DIRECTIVITY(dB) B .300 7.62 Insertion Loss (dB) In-Out INSERTION LOSS (dB) A .250 6.35 Coupling (dB) In-CPL Out-Term Frequency (MHz) 1.00 0.80 0.60 COUPLING 38 DIRECTIVITY 34 30 26 22 18 14 10 6 0.40 750 750 1000 1250 2250 1000 2500 1250 1500 1750 2000 2250 2500 FREQUENCY (MHz) BDCA-10-25 RETURN LOSS at RF level of -10 dBm 50 1500 1750 2000 FREQUENCY (MHz) Bi-Directional Coupler Schematic RETURN LOSS (dB) 40 OUT IN 30 20 10 IN 0 750 1000 1250 1500 OUT 1750 CPL 2000 TERM 2250 CPL FORWARD CPL REVERSE 2500 FREQUENCY (MHz) ® Mini-Circuits 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 ISO 9001 CERTIFIED REV. C M88753 ED-8914/2 BDCA-10-25 LC/TD/CP 030905