Surface Mount Directional Coupler 50/75Ω ADC-12-7550+ 5 to 1000 MHz Maximum Ratings Operating Temperature -40°C to 85°C Storage Temperature -55°C to 100°C Pin Connections INPUT 75Ω OUTPUT 75Ω COUPLED 50Ω GROUND 50Ω TERM EXTERNAL ISOLATE (DO NOT USE) 1 6 3 2 4 5 Features CASE STYLE: CD542 PRICE:$6.95 ea. QTY (10-49) • wideband, 5-1000 MHz • low mainline loss, 0.7 dB typ. • excellent IN/OUT VSWR, 1.2:1 typ. • unique circuit, 75Ω at IN/OUT and 50Ω at CPL • aqueous washable • protected by US Patents 6,133,525 & 6,140,887 + RoHS compliant in accordance with EU Directive (2002/95/EC) The +Suffix has been added in order to identify RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications. Applications • CATV Directional Coupler Electrical Specifications FREQ. COUPLING at 50Ω (MHz) (dB) Outline Drawing Nom. 5-1000 Flatness 12.5±1.0 ±1.0 1 MAINLINE LOSS at 75Ω (dB) DIRECTIVITY (dB) VSWR POWER (:1) INPUT (W) L M U L M U Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min. 0.6 0.7 1.2 0.85 1.8 1.0 13 10 12 9 11 7 Typ. Max. 1.5 1.0 L= 5-50 MHz M= 50-500 MHz U= 500-1000 MHz 1. Mainline loss includes theoretical power loss at coupled port. Typical Performance Data PCB Land Pattern Suggested Layout, Tolerance to be within ±.002 Frequency (MHz) Coupling (dB) In-Cpl Directivity (dB) Mainline Loss (dB) In-Out 5.00 45.00 124.00 272.00 420.00 0.62 0.63 0.68 0.73 0.76 12.14 12.16 12.25 12.44 12.65 12.98 12.88 12.65 12.22 11.82 540.00 675.00 800.00 900.00 1045.00 0.79 0.81 0.87 0.96 1.13 12.79 12.91 13.02 13.09 13.17 11.57 11.30 11.16 10.99 10.58 Outline Dimensions ( inch mm ) C .220 5.59 D .100 2.54 H .030 0.76 J .026 0.66 K .065 1.65 L .300 7.62 E .112 2.84 F .055 1.40 G .100 2.54 wt grams 0.20 Demo Board MCL P/N: TB-358 Suggested PCB Layout (PL-215) ADC-12-7550+ MAINLINE LOSS 1.2 1 0.8 0.6 0.4 0 200 400 600 800 1000 FREQUENCY (MHz) RETURN LOSS (dB) 40 at RF level of -4.3 dBm OUT 32.11 36.89 30.63 24.00 20.71 27.86 27.24 21.83 16.13 13.09 19.83 19.50 19.81 20.08 19.34 19.25 18.71 18.63 18.64 18.34 11.53 10.32 9.57 9.14 8.69 at RF level of -4.3 dBm 15 13.5 12 10.5 COUPLING DIRECTIVITY 9 0 200 400 600 FREQUENCY (MHz) 800 1000 Electrical Schematic ADC-12-7550+ RETURN LOSS IN 32 Cpl 20.67 21.27 21.67 21.77 20.91 ADC-12-7550+ COUPLING & DIRECTIVITY at RF level of -4.3 dBm COUPLING & DIRECTIVITY (dB) B .310 7.87 MAINLINE LOSS (dB) A .272 6.91 In Return Loss (dB) Out CPL 24 16 8 0 200 400 600 FREQUENCY (MHz) 800 1000 Mini-Circuits ® minicircuits.com ISO 9001 ISO 14001 AS 9100 CERTIFIED P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site TM The Design Engineers Search Engine Provides ACTUAL Data Instantly From MINI-CIRCUITS At: www.minicircuits.com IF/RF MICROWAVE COMPONENTS REV. A M119986 ED-12367 ADC-12-7550+ DY/LC/CP/AM 081111