Surface Mount JDC-20-2+ JDC-20-2 Directional Coupler 50Ω 400 to 900 MHz Maximum Ratings Features Operating Temperature • low mainline loss, 0.2 dB typ. • good VSWR, 1.15:1 • excellent solderability -40°C to 85°C Storage Temperature -55°C to 100°C Pin Connections CASE STYLE: BH292 PRICE: $ 13.60 ea. QTY (25-49) + RoHS compliant in accordance with EU Directive (2002/95/EC) Applications INPUT 1 OUTPUT 6 COUPLED • communications • level detecting • signal sampling • reflective power measurements • cellular 3 GROUND 2,5 ISOLATE (DO NOT USE) 4 The +Suffix identifies RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications. Directional Coupler Electrical Specifications FREQ. (MHz) Outline Drawing PCB Land Pattern COUPLING (dB) MAINLINE LOSS1 (dB) DIRECTIVITY (dB) VSWR POWER (:1) INPUT, W fL-fU Nom. Flatness Typ. Max. Typ. Min. Typ. 400-900 20.5±1.0 ±1.0 0.2 0.6 19 13 1.15 L MU Max. Max. 2.0 2.0 1. Mainline loss includes theoretical power loss at coupled port. Typical Performance Data Outline Dimensions ( inch mm ) B .310 7.87 C --- D .100 2.54 H .047 1.19 J .065 1.65 K .065 1.65 L .300 7.62 E .225 5.72 F .055 1.40 G .100 2.54 Coupling (dB) In-Cpl Directivity (dB) 399.50 499.00 560.00 596.00 632.00 0.19 0.20 0.18 0.21 0.23 20.43 20.30 20.27 20.23 20.18 19.02 19.98 20.02 20.02 19.69 25.70 28.30 27.30 26.40 25.70 27.30 32.30 28.30 26.40 25.70 17.20 18.50 19.10 19.10 19.40 668.00 740.00 776.00 800.00 900.00 0.23 0.24 0.24 0.26 0.28 20.14 20.02 20.00 19.96 19.77 19.79 18.94 18.59 18.23 16.93 24.90 23.70 23.10 22.60 22.10 24.90 23.70 22.60 22.10 20.80 19.40 19.40 19.40 19.40 18.50 JDC-20-2 MAINLINE LOSS wt grams 0.45 Demo Board MCL P/N: TB-185 Suggested PCB Layout (PL-046) 0.4 MAINLINE LOSS (dB) A .280 7.11 Mainline Loss (dB) In-Out 30 0.3 0.2 500 600 700 FREQUENCY (MHz) 800 900 Cpl DIRECTIVITY 25 20 15 10 400 500 600 700 FREQUENCY (MHz) 800 900 Electrical Schematic JDC-20-2 RETURN LOSS 35 Return Loss (dB) Out at RF level of -10 dBm COUPLING 0.1 400 at RF level of -10 dBm IN RETURN LOSS (dB) In JDC-20-2 COUPLING & DIRECTIVITY at RF level of -10 dBm COUPLING & DIRECTIVITY (dB) Suggested Layout, Tolerance to be within ±.002 Frequency (MHz) OUT CPL 30 25 20 15 10 400 500 600 700 FREQUENCY (MHz) 800 900 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. D M119986 JDC-20-2 WZ/TD/CP/AM 081111