Surface Mount NEW! Directional Couplers 50Ω DBTC-9-4 DBTC-9-4L 5 to 1000 MHz Maximum Ratings Features Operating Temperature • • • • • • • -40°C to 85°C Storage Temperature -55°C to 100°C Pin Connections INPUT 3 OUTPUT 4 COUPLED 1 GROUND 2 NOT USED* very flat coupling very broadband, multi octave temperature stable, BLUE CELL™ base all welded construction loads attached for better solderability micro-miniature coupler protected by U.S. Patent 6,140,887 & 6,784,521 No Leads Leads CASE STYLE:AT790-1 PRICE: $1.99 ea. QTY (25) $1.69 ea. QTY (1000) CASE STYLE:AT1030 PRICE: $2.14 ea. QTY (25) $1.84 ea. QTY (1000) Applications 5,6 • VHF/UHF receivers/transmitters • cellular *pins 5&6 must be isolated Directional Coupler Electrical Specifications Outline Drawing AT790-1 FREQ. RANGE (MHz) COUPLING (dB) fL-fU 5-1000 MAINLINE LOSS* (dB) Nom. Max. Flatness 9.0±0.5 ±0.5 L Typ. Max. M U Typ. Max. Typ. Max. 1.2 1.2 1.8 2.0 1.5 2.0 L Typ. Min. 21 17 L = low range [fL to 10 fL] * Includes theoretical coupled power loss of 0.58 dB at 9 dB coupling. ** For coupled port VSWR above 500 MHz, 1.6:1 typ. AT1030 DIRECTIVITY (dB) M Typ. Min. 18 13 VSWR** (:1) U Typ. Min. 15 — M = mid range [10 fL to fU/2] POWER INPUT, W Typ. L Max. MU Max. 1.20 0.5 1.0 U = upper range [fU/2 to fU] Typical Performance Data AT790-1 & AT1030 Outline Dimensions ( inch mm ) 1.18 1.10 1.07 1.09 1.16 1.20 1.23 1.31 1.37 1.43 wt. grams .10 A B C D E F G H J K L wt. .166 .150 .155 .050 .037 .025 .012 .060 .184 .030 .004 grams 4.22 3.81 3.94 1.27 0.94 0.64 0.30 1.52 4.67 0.76 0.10 .10 Reflow Solder Assembly Silver-bearing solder (Sn/Pb/Ag 62/36/2%) is recommended; however, tin-lead eutectic (Sn/Pb 63/37%) may be used. For temperature profiles, see Application Note AN-40-004 Demo Board MCL P/N: TB-278 Suggested PCB Layout (PL-150) 5.00 10.00 50.00 100.00 300.00 500.00 600.00 800.00 900.00 1000.00 1.6 at RF level of -10 dBm Coupling (dB) In-Cpl Directivity (dB) In 8.93 8.89 8.87 8.90 8.93 8.90 8.88 8.86 8.85 8.86 21.62 21.70 21.50 20.99 19.47 17.60 16.50 14.74 14.07 13.44 DBTC-9-4L INSERTION LOSS 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0 200 400 600 Return Loss (dB) Out Cpl 24.67 29.04 32.70 31.81 30.43 30.62 30.39 30.31 29.26 27.16 18.40 19.50 20.22 20.27 18.93 16.66 15.36 12.91 11.86 10.86 17.90 19.15 20.07 20.12 20.49 21.02 20.89 20.45 20.06 19.34 DBTC-9-4L COUPLING & DIRECTIVITY COUPLING & DIRECTIVITY (dB) AT1030 Insertion Loss (dB) In-Out INSERTION LOSS (dB) AT790-1 A B C D E F G H J K .150 .150 .150 .050 .030 .025 .028 .050 .160 .030 3.81 3.81 3.81 1.27 0.76 0.64 0.71 1.27 4.06 0.76 Frequency (MHz) 800 1000 800 1000 25 20 15 10 5 COUPLING DIRECTIVITY 0 0 200 FREQUENCY (MHz) 400 600 800 1000 FREQUENCY (MHz) DBTC-9-4L RETURN LOSS RETURN LOSS (dB) 35 30 25 20 15 10 5 IN OUT CPL 0 0 200 400 600 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 Mini-Circuits ISO 9001 & ISO 14001 Certified REV. F M89619 DBTC-9-4 ED-8958/1 DBTC-9-4L ED-8958A/1 WZ/TD/CP 040909