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| Directional Coupler 50 Maximum Ratings Operating Temperature Storage Temperature -40C to 85C -55C to 100C Surface Mount TCD-18-4+ TCD-18-4 5 to 1000 MHz Features * wideband, 5 to 1000 MHz * low mainline loss, 0.7 dB typ. * aqueous washable * leads for excellent solderability * protected by US Patent 6,140,887 CASE STYLE: DB714 PRICE: $1.49 ea. QTY (25) Pin Connections INPUT OUTPUT COUPLED GROUND 50 TERM EXTERNAL NOT USED 3 4 1 2 6 5 + RoHS compliant in accordance with EU Directive (2002/95/EC) The +Suffix identifies RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications. Applications * communications * signal sampling * level detection Directional Coupler Electrical Specifications FREQ. RANGE (MHz) fL-fU 5-1000 Outline Drawing COUPLING (dB) Nom. 17.90.5 Flatness 0.6 MAINLINE LOSS1 (dB) L Typ. Max. 0.7 1.3 M Typ. Max. 0.7 1.1 U Typ. Max. 1.0 1.4 L Typ. Min. 22 11 DIRECTIVITY (dB) M Typ. Min. 20 15 U Typ. Min. 18 -- VSWR POWER (:1) INPUT, W Typ. 1.20 L 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. Typical Performance Data PCB Land Pattern Frequency (MHz) Mainline Loss (dB) In-Out 0.71 0.62 0.64 0.67 0.64 0.73 0.80 0.80 0.84 0.92 TCD-18-4 MAINLINE LOSS Coupling (dB) In-Cpl 17.93 17.76 17.80 17.85 17.89 17.92 17.96 18.00 18.03 18.08 Directivity (dB) In 20.96 24.40 24.53 24.53 24.44 24.18 23.87 23.48 23.03 22.00 Return Loss (dB) Out 23.54 28.02 28.17 28.03 27.55 26.78 25.93 25.07 24.24 22.68 Cpl 21.00 24.20 23.85 23.28 22.54 21.86 21.34 20.77 20.27 19.42 Suggested Layout, Tolerance to be within .002 5.00 100.00 200.00 300.00 400.00 500.00 600.00 700.00 800.00 1000.00 22.13 30.64 28.81 26.73 24.88 23.27 21.85 20.56 19.55 17.79 Outline Dimensions ( inch ) mm A .160 4.06 G .028 0.71 B .150 3.81 H .065 1.65 C .160 4.06 J .190 4.83 D .050 1.27 K .030 0.76 E .040 1.02 F .025 0.64 MAINLINE LOSS (dB) TCD-18-4 COUPLING & DIRECTIVITY 50 COUPLING & DIRECTIVITY (dB) 40 30 20 10 0 at RF level of -10 dBm wt grams 0.15 2.0 1.6 1.2 0.8 0.4 0.0 0 at RF level of -10 dBm COUPLING DIRECTIVITY Demo Board MCL P/N: TB-71 Suggested PCB Layout (PL-009) 200 400 600 FREQUENCY (MHz) 800 1000 0 200 400 600 FREQUENCY (MHz) 800 1000 TCD-18-4 RETURN LOSS 50 RETURN LOSS (dB) 40 30 20 10 0 0 200 400 600 FREQUENCY (MHz) 800 1000 at RF level of -10 dBm Electrical Schematic CPL IN OUT Mini-Circuits TM (R) 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 The Design Engineers Search Engine Provides ACTUAL Data Instantly From MINI-CIRCUITS At: www.minicircuits.com IF/RF MICROWAVE COMPONENTS REV. F M119986 ED-8563/1 TCD-18-4 WZ/TD/CP/AM 081113 |
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