Surface Mount ADT4-5WT+ ADT4-5WT RF Transformer 50Ω 0.3 to 500 MHz 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 • excellent return loss, 21 dB typ. • 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 +RoHS Compliant The +Suffix identifies RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications Applications • impedance matching • baluns Transformer Electrical Specifications Ω RATIO Outline Drawing CASE STYLE: CD637 FREQUENCY (MHz) (Secondary/Primary) 4 INSERTION LOSS* 0.3-500 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 0.3-500 0.5-400 2-250 1 3 0.1 0.3 * Insertion Loss is referenced to mid-band loss, 0.3 dB typ. PCB Land Pattern Typical Performance Data FREQUENCY (MHz) Suggested Layout, Tolerance to be within ± � .002 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 .206 5.23 F .055 1.40 INPUT R. LOSS (dB) 0.65 0.47 0.31 0.33 0.45 0.51 0.64 0.84 1.10 1.40 15.81 21.44 26.37 26.40 23.30 20.29 15.84 12.99 10.99 9.56 0.30 1.00 5.00 10.00 50.00 100.00 200.00 300.00 400.00 500.00 Outline Dimensions ( inch mm ) A .272 6.91 INSERTION LOSS (dB) G .100 2.54 wt grams 0.40 Demo Board MCL P/N: TB-430 0.22 0.10 0.09 0.07 0.11 0.33 0.08 1.45 6.46 20.54 ADT4-5WT INPUT RETURN LOSS 30 1.4 RETURN LOSS (dB) INSERTION LOSS (dB) PHASE UNBALANCE (Deg.) 0.03 0.01 0.00 0.01 0.01 0.05 0.24 0.48 0.67 0.79 ADT4-5WT INSERTION LOSS 1.6 Config. A AMPLITUDE UNBALANCE (dB) 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0 100 200 300 400 FREQUENCY (MHz) 500 25 20 15 10 5 0 100 200 300 400 500 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. E M151107 ADT4-5WT ED-8014/1 IG/TD/CP/AM 150522