Surface Mount ADT1-1WT+ ADT1-1WT RF Transformer 75Ω 0.4 to 800 MHz Maximum Ratings Operating Temperature Storage Temperature -20°C to 85°C -55°C to 100°C RF Power 0.5W DC Current 30mA Pin Connections PRIMARY DOT PRIMARY SECONDARY DOT SECONDARY SECONARY CT NOT USED 3 1 6 4 2 5 Features • excellent amplitude unbalance, 0.1 dB typ. and phase unbalance, 1 deg. typ. in 1dB bandwidth • aqueous washable • protected under US patent 6,133,525 + 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 • impedance matching • balanced amplifier Transformer Electrical Specifications Ω RATIO Outline Drawing CASE STYLE: CD542 PRICE: $2.95 ea. QTY (10-49) FREQUENCY (MHz) 1 INSERTION LOSS* 0.4-800 PHASE UNBALANCE (Deg.) Typ. AMPLITUDE UNBALANCE (dB) Typ. 3 dB MHz 2 dB MHz 1 dB MHz 1 dB bandwidth 2 dB bandwidth 1 dB bandwidth 2 dB bandwidth 0.4-800 0.5-700 1-400 1 4 0.1 0.5 * Insertion Loss is referenced to mid-band loss, 0.3 dB typ. PCB Land Pattern Typical Performance Data Suggested Layout, Tolerance to be within ±.002 Outline Dimensions ( inch mm ) 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 .112 2.84 F .055 1.40 G .100 2.54 wt grams 0.20 FREQUENCY (MHz) INERTION LOSS (dB) INPUT R. LOSS (dB) AMPLITUDE UNBALANCE (dB) PHASE UNBALANCE (Deg.) 0.30 1.00 5.00 10.00 25.00 50.00 200.00 400.00 600.00 800.00 0.68 0.57 0.42 0.38 0.38 0.38 0.48 0.64 1.18 2.44 12.11 14.38 15.29 15.54 15.73 15.91 17.38 19.64 15.20 9.75 0.15 0.07 0.03 0.00 0.02 0.03 0.03 0.26 0.79 1.72 0.25 0.36 0.41 0.40 0.37 0.49 1.48 2.02 1.45 0.40 ADT1-1WT INSERTION LOSS INSERTION LOSS (dB) 2.8 Config. A 2.4 2.0 1.6 1.2 0.8 0.4 0.0 0 Mini-Circuits ® 160 320 480 FREQUENCY (MHz) 640 800 INTERNET http://www.minicircuits.com P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 Distribution Centers NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010 Mini-Circuits ISO 9001 & ISO 14001 Certified REV. C M98898 ADT1-1WT ED-7157/2 DJ/TD/CP 060613