Surface Mount LRDC-12-1-75J+ LRDC-12-1-75J Directional Coupler 75Ω 5 to 600 MHz Maximum Ratings Features Operating Temperature • low mainline loss, 0.5 dB typ. • high directivity, 21 dB typ. • aqueous washable • J-leads for strain relief and excellent solderability -40°C to 85°C Storage Temperature -55°C to 100°C Pin Connections INPUT 6 OUTPUT 1 COUPLED • VHF/UHF • signal sampling • communications • cable tv 2,5 ISOLATE (DO NOT USE) + RoHS compliant in accordance with EU Directive (2002/95/EC) Applications 4 GROUND CASE STYLE: QQQ569 PRICE: $11.95 ea. QTY (1-9) The +Suffix identifies RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications. 3 Directional Coupler Electrical Specifications Outline Drawing FREQ. (MHz) COUPLING (dB) MAINLINE LOSS1 (dB) L M DIRECTIVITY (dB) U L VSWR POWER (:1) INPUT, W M U L MU fL-fU Nom. Flatness Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min. Typ. 5-600 12.2±0.5 ±0.6 0.4 0.8 0.5 1.0 0.8 1.5 20 17 21 18 20 12 1.3 In Return Loss (dB) Out Cpl 24.93 25.25 25.59 25.75 24.35 21.73 19.81 18.62 18.13 18.26 36.02 37.90 41.55 45.26 29.52 23.91 20.80 19.03 18.22 18.28 24.62 24.76 24.92 24.96 24.21 23.15 21.77 20.45 19.44 18.73 Max. Max. 1.0 1.0 L = low range [fL to 10 fL] M = mid range [10 fL to fU/2] U = upper range [fU/2 to fU] 1. Mainline loss includes theoretical power loss at coupled port. PCB Land Pattern Typical Performance Data Frequency (MHz) Suggested Layout, Tolerance to be within ±.002 Outline Dimensions ( inch mm ) A .390 9.91 B .31 7.87 C .225 5.72 D .060 1.52 E --- H .420 10.67 J .120 3.05 K .060 1.52 L .100 2.54 M --- F .100 2.54 G .045 1.14 wt grams 0.50 5.00 6.00 8.00 10.00 100.00 200.00 300.00 400.00 500.00 600.00 at RF level of -10 dBm Coupling (dB) In-Cpl Directivity (dB) 0.68 0.67 0.66 0.67 0.69 0.71 0.77 0.79 0.84 0.92 12.25 12.24 12.24 12.24 12.26 12.27 12.28 12.20 12.11 12.05 27.30 27.29 27.30 27.29 25.97 23.92 22.07 20.71 19.85 19.38 LRDC-12-1-75J COUPLING & DIRECTIVITY LRDC-12-1-75J MAINLINE LOSS 40 COUPLING & DIRECTIVITY (dB) Demo Board MCL P/N: TB-34 Suggested PCB Layout (PL-043) MAINLINE LOSS (dB) 1.1 Mainline Loss (dB) In-Out 1.0 0.9 0.8 0.7 at RF level of -10 dBm DIRECTIVITY 20 10 0 0.6 0 100 200 300 400 500 600 0 100 FREQUENCY (MHz) at RF level of -10 dBm 50 200 300 400 500 600 FREQUENCY (MHz) Electrical Schematic LRDC-12-1-75J RETURN LOSS IN RETURN LOSS (dB) COUPLING 30 OUT CPL 40 30 20 10 0 100 200 300 400 500 600 FREQUENCY (MHz) 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 LRDC-12-1-75J WZ/TD/CP/AM 081124