Surface Mount LRDC-10-2-75+ LRDC-10-2-75 Directional Coupler 75Ω 30 to 1000 MHz Maximum Ratings Features Operating Temperature • low mainline loss, 1.1 dB typ. • high directivity, 22 dB typ. -40°C to 85°C Storage Temperature -55°C to 100°C CASE STYLE: QQQ130 PRICE: $13.95 ea. QTY (1-9) Applications Pin Connections INPUT 6 OUTPUT 1 COUPLED 4 GROUND + RoHS compliant in accordance with EU Directive (2002/95/EC) • VHF/UHF • cellular • communications • cable tv The +Suffix identifies RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications. 2,5 ISOLATE (DO NOT USE) 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 fL-fU Nom. Flatness Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min. Typ. 30-1000 10.0±0.5 ±0.6 1.0 1.5 1.1 1.5 1.3 1.8 21 17 22 17 19 15 1.3 MU 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 .400 10.16 B .31 7.87 C .200 5.08 D .10 2.54 E .010 0.25 H .420 10.67 J .120 3.05 K .060 1.52 L .100 2.54 M .020 0.51 F .100 2.54 G .050 1.27 wt grams 0.55 28.88 30.16 91.46 161.00 289.64 498.87 593.68 754.14 897.47 1000.56 Mainline Loss (dB) In-Out Coupling (dB) In-Cpl Directivity (dB) 1.19 1.18 1.09 1.09 1.10 1.14 1.14 1.15 1.27 1.32 10.13 10.12 10.08 10.08 10.08 10.08 10.03 9.89 9.83 9.71 22.47 22.61 23.28 23.22 23.11 25.17 28.72 37.29 23.63 19.42 17.46 17.57 20.23 21.47 23.37 26.81 28.05 28.78 28.13 28.13 at RF level of -10 dBm 50 COUPLING 30 1.3 20 1.2 10 1.1 0 0 200 400 600 FREQUENCY (MHz) 800 0 1000 200 400 600 FREQUENCY (MHz) 800 1000 Electrical Schematic LRDC-10-2-75 RETURN LOSS 50 DIRECTIVITY 40 1.4 1.0 at RF level of -10 dBm IN RETURN LOSS (dB) 22.09 22.42 35.09 37.04 26.01 21.75 21.99 25.35 32.45 31.75 COUPLING & DIRECTIVITY (dB) MAINLINE LOSS (dB) Demo Board MCL P/N: TB-34 Suggested PCB Layout (PL-043) Cpl 17.24 17.35 19.85 20.96 22.21 23.34 24.21 26.06 25.07 22.80 LRDC-10-2-75 COUPLING & DIRECTIVITY LRDC-10-2-75 MAINLINE LOSS at RF level of -10 dBm 1.5 In Return Loss (dB) Out OUT CPL 40 30 20 10 0 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. C M119986 LRDC-10-2-75 WZ/TD/CP/AM 081111