notes a. performance and quality attributes and conditions not expressly stated in this specifcation document are intended to be excluded and do not form a part of this specifcation document. b. electrical specifcations and performance data contained in this specifcation document are based on mini-circuits applicable established test performance criteria and measurement instructions. c. the parts covered by this specifcation 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 benefts 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 sales@minicircuits.com page 1 of 2 the big deal ? low insertion loss, 1.5 db typ. ? low unbalance, 0.2 db, 2 ? power handling up to 0.4w product overview mini-circuits TCM3-452X+ is a 50 ? surface mount balanced transmission line transformer with a 3:1 sec - ondary/primary impedance ratio covering the 20 to 4500 mhz band. this model handles rf input power up to 0.4w and provides low insertion loss, good return loss, and low amplitude unbalance. measuring only 0.16 x 0.15 x 0.16, the unit features core and wire, all-welded construction mounted on a six-lead plastic base. the unit also includes mini-circuits top hat? feature for faster, more accurate pick-and- place assembly. key features feature advantages wideband, 20 to 4500 mhz supports a variety of applications including pcs, satcom and more. power handling up to 0.4w supports a variety of rf input power requirements. low insertion loss, 1.5 db enables excellent signal power transmission from input to output. low unbalance ? 0.5 db amplitude unbalance ? 4 phase unbalance produces nearly equal output signals, ideal for parallel path / multichannel systems. small footprint, 0.16 x 0.15 accommodates tight space requirements for dense pcb layouts. top hat? feature improves speed and accuracy of pick and place assembly and provides clear device marking for visual inspection 50 ? 20 to 4500 mhz rf transformer surface mount top hat ? TCM3-452X+ case style: db1627
notes a. performance and quality attributes and conditions not expressly stated in this specifcation document are intended to be excluded and do not form a part of this specifcation document. b. electrical specifcations and performance data contained in this specifcation document are based on mini-circuits applicable established test performance criteria and measurement instructions. c. the parts covered by this specifcation 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 benefts 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 sales@minicircuits.com page 2 of 2 50 ? 20 to 4500 mhz rf transformer TCM3-452X+ case style: db1627 maximum ratings pin connections operating temperature -40c to 85c storage temperature -55c to 100c rf power 0.4w dc current 30ma rev. a m151107 TCM3-452X+ ed-14833/2a dj/td/cp/am 151012 primary dot 3 primary 2 secondary dot 4 secondary 6 gnd 2,5 not used 1 features ? wide bandwidth 20 to 4500 mhz ? balanced transmission line ? good return loss ? aqueous washable applications ? pcs ? wideband push-pull amplifers ? cellular surface mount outline drawing confg. h permanent damage may occur if any of these limits are exceeded. abcde f .160 .150 .160 .050 .040 .025 4.06 3.81 4.06 1.27 1.02 0.64 gh j k wt .028 .065 .190 .030 grams 0.71 1.65 4.83 0.76 0.15 outline dimensions ( ) inch mm total thickness: .013 inches max. sugg ested l a y o ut, t ol eranc e t o be withi n .002 pcb land patter n typical performance data freq. (mhz) ins. loss (db) input r. loss (db) amp. unbal. (db) phase unbal. (deg.) 10.0 1.58 11.11 0.01 0.07 500.0 1.39 12.51 0.03 3.37 1000.0 1.32 12.58 0.09 5.92 1500.0 1.31 12.44 0.14 7.91 2000.0 1.30 13.27 0.17 9.03 2500.0 1.30 15.62 0.18 8.53 3000.0 1.32 17.66 0.21 8.24 3500.0 1.38 17.99 0.46 6.49 4000.0 1.56 17.66 0.67 3.78 4500.0 1.67 18.98 0.76 4.17 TCM3-452X+ insertion loss 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 0 500 1000 1500 2000 2500 3000 3500 4000 4500 frequency (mhz) insertion loss (db) TCM3-452X+ amplitude unbalance 0.0 0.5 1.0 1.5 2.0 0 500 1000 1500 2000 2500 3000 3500 4000 4500 frequency (mhz) amplitude unbalance (db) TCM3-452X+ input return loss 0 2 4 6 8 10 12 14 16 18 20 0 500 1000 1500 2000 2500 3000 3500 4000 4500 frequency (mhz) return loss (db) TCM3-452X+ phase unbalance 0 1 2 3 4 5 6 7 8 9 10 0 500 1000 1500 2000 2500 3000 3500 4000 4500 frequency (mhz) phase unbalance (deg.) electrical specifcations at 25c parameter frequency (mhz) min. typ. max. unit impedance ratio (secondary/primary) 3 frequency range 20 4500 mhz insertion loss 20 - 4500 1.5 3.0 db amplitude unbalance 20 - 4500 0.5 db phase unbalance 20 - 4500 4 degree top hat ? demo board mcl p/n: tb-697+ suggested pcb layout (pl-381) electrical schematic a vailable t ape and reel at no extra cost reel size devices/reel 7? 20, 50, 100, 200, 500 13? 1000, 2000 * note: 0.25 pf capacitor is suggested to be added at primary to ground to improve return loss. +rohs compliant the +suffix identifies rohs compliance. see our web site for rohs compliance methodologies and qualifications
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