Surface Mount ADT4-1WT+ ADT4-1WT RF Transformer 2 to 775 MHz 50Ω Maximum Ratings Operating Temperature Storage Temperature -20°C to 85°C -55°C to 100°C RF Power 0.25W DC Current 30mA Permanent damage may occur if any of these limits are exceeded. Pin Connections PRIMARY DOT PRIMARY SECONDARY DOT SECONDARY SECONARY CT NOT USED 3 1 4 6 5 2 Features +RoHS Compliant The +Suffix identifies RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications Applications and Reel Available Tape cost at no extra Devices/Reel 20, 50, 100, 200, 500 500,1000 Reel Size 7” 13” • impedance matching • baluns Transformer Electrical Specifications Ω RATIO Outline Drawing CASE STYLE: CD542 • excellent return loss, 20 dB typ. in dB bandwidth • excellent amplitude unbalance, 0.1 dB typ. and phase unbalance, 1 deg. typ. in 1 dB bandwidth • aqueous washable • protected under US patent 6,133,525 FREQUENCY (MHz) (Secondary/Primary) 4 INSERTION LOSS* 2-775 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 2-775 3-600 6-250 1 3 0.1 0.3 * Insertion Loss is referenced to mid-band loss, 0.8 dB typ. PCB Land Pattern Typical Performance Data FREQUENCY (MHz) 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 1.00 3.00 10.00 50.00 175.00 250.00 600.00 700.00 775.00 800.00 Demo Board MCL P/N: TB-430 INPUT R. LOSS (dB) 1.53 1.02 0.75 0.80 0.98 1.10 1.44 1.81 2.12 2.51 AMPLITUDE UNBALANCE (dB) 13.65 17.61 21.91 22.05 19.93 18.41 10.74 8.91 7.73 7.38 50 2.0 40 RETURN LOSS (dB) 2.4 1.6 1.2 0.8 0.4 0.0 0 155 310 465 PHASE UNBALANCE (Deg.) 0.02 0.00 0.00 0.01 0.03 0.03 0.18 0.23 0.27 0.28 0.03 0.03 0.00 0.26 0.89 1.48 6.98 10.48 14.36 14.98 ADT4-1WT INPUT RETURN LOSS ADT4-1WT INSERTION LOSS INSERTION LOSS (dB) Config. A INSERTION LOSS (dB) 620 775 30 20 10 0 0 155 FREQUENCY (MHz) 310 465 620 775 FREQUENCY (MHz) Notes A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document. B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions. C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp Mini-Circuits ® www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 [email protected] REV. D M151107 ADT4-1WT ED-6920/1 HY/TD/CP/AM 150522