Surface Mount Directional Coupler 50Ω ADC-26-52+ 10 to 500 MHz Maximum Ratings Features Operating Temperature • wideband, 10-500 MHz • low insertion loss, 0.2 dB typ. • high directivity, 21 dB typ. • aqueous washable • protected by U.S Patents 6,133,525 & 6,140,887 -40°C to 85°C Storage Temperature -55°C to 100°C Pin Connections INPUT OUTPUT COUPLED GROUND 50Ω TERM EXTERNAL ISOLATE (DO NOT USE) 1 6 3 2 4 5 CASE STYLE: CD636 PRICE:$7.95 ea. QTY (10-49) + RoHS compliant in accordance with EU Directive (2002/95/EC) Applications The +Suffix has been added in order to identify RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications. • VHF/UHF • reflective power measurements • communications • signal sampling Directional Coupler Electrical Specifications FREQ. RANGE (MHz) Outline Drawing COUPLING (dB) MAINLINE LOSS1 (dB) DIRECTIVITY (dB) fL-fU Nom. Flatness L Typ. Max. M Typ. Max. U Typ. Max. 10-500 26.0±0.5 ±0.9 0.15 0.25 0.2 0.3 0.3 0.5 L Typ. Min. 35 M Typ. Min. 22 25 16 VSWR (:1) U Typ. Min. 18 11 POWER INPUT (W) Typ. L Max. MU Max. 1.1 5 5 L= 10-100 MHz M= 100-250 MHz U= 250-500 MHz 1. Mainline loss includes theoretical power loss at coupled port. Typical Performance Data Frequency (MHz) PCB Land Pattern A .272 6.91 B .310 7.87 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 .162 4.11 F .055 1.40 G .100 2.54 wt grams 0.25 Demo Board MCL P/N: TB-05 Suggested PCB Layout (PL-095) Directivity (dB) Return Loss (dB) In-Out In-Cpl Out Cpl 10.00 50.00 100.00 150.00 200.00 0.14 0.12 0.12 0.13 0.15 26.49 26.51 26.48 26.41 26.29 33.14 33.50 27.68 24.27 21.96 31.50 35.75 34.14 32.10 30.57 31.90 36.35 34.71 32.76 31.12 31.60 35.18 33.55 31.53 29.61 250.00 300.00 350.00 400.00 500.00 0.16 0.18 0.20 0.22 0.27 26.14 25.97 25.77 25.56 25.14 20.19 18.67 17.46 16.37 14.54 29.15 27.68 26.65 25.73 24.41 29.75 28.08 27.05 25.86 24.06 27.93 26.51 25.29 24.24 22.45 at RF level of -10 dBm 0.6 In ADC-26-52+ MAINLINE LOSS 50 COUPLING & DIRECTIVITY (dB) Outline Dimensions ( inch mm ) Coupling (dB) INSERTION LOSS (dB) Suggested Layout, Tolerance to be within ±.002 Mainline Loss (dB) 0.4 0.2 0.0 100 at RF level of -10 dBm 200 300 FREQUENCY (MHz) 400 500 COUPLING 40 DIRECTIVITY 35 30 25 20 15 0 OUT 100 200 300 FREQUENCY (MHz) 400 500 Electrical Schematic ADC-26-52+ RETURN LOSS IN RETURN LOSS (dB) 45 ADC-26-52+ COUPLING & DIRECTIVITY 10 0 43 at RF level of -10 dBm CPL 38 33 28 23 18 0 100 200 300 FREQUENCY (MHz) 400 500 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-12758 ADC-26-52+ IG/TD/CP/AM 081111