page 1 of 2 case style: at224-1 rf transformer balanced to unbalanced tc1.33-282+ product overview the tc1.33-282+ is a mini wideband tri-flar transformer, measuring approximately 4 mm on all sides. the plastic substrate, 5-pad design is aqueous washable and rohs compliant, featuring a square core and all welded wire construction for repeatability and reliability in balanced-to-unbalanced 100/75 implementations. feature advantages very wide bandwidth 5-2800 mhz bandwidth useful for catv (forward & return), medical wireless and d2a/a2d, and communications applications excellent amplitude and phase unbalance 0.3 db amplitude and 6 phase unbalance aid rejection of even harmonics (in push-pull amplifers) and common mode signals (when used as a balun) good return loss effcient signal path across 100/75 transitions low and fat insertion loss flatness 0.1 db across 50-1000 mhz catv bands preserves gain fatness after impedance transformation the big deal ? very wide bandwidth, 5 to 2800 mhz ? very good return loss over entire band ? convenient 100/75 matching over a wide range of frequencies 100 to 75 5 to 2800 mhz iso 9001 iso 14001 as 9100 certified min i-cir cuits ? p . o . b ox 3 50166, b r ooklyn, new y ork 1 1 2 3 5-0 003 ( 7 18) 9 3 4-4 500 fax ( 7 1 8 ) 332-4661 the design engi ne ers search engi ne provides actual d ata in stantly a t ? notes: 1. performance and quality attributes and conditions not expr essly stated in this specification sheet ar e intended to be excluded and do not form a part of this specification sheet. 2. electrical specifications and performance data contained her ein ar e based on mini-cir cuit? s applicable established test performance criteria and measur ement instructions. 3. the parts cover ed by this specification sheet ar e subject to mini-cir cuits standar d limited warranty and terms and conditions (collectively , ?standar d t erms?) ; pur chasers of this part ar e entitled to the rights and benefits contained ther ein. for a full statement of the standar d t erms and the exclusive rights and r emedies ther eunder , please visit mini-cir cuits? website at www .minicir cuits.com/mclstor e/terms.jsp. for detailed performance specs & shopping online see web site min icir cuits.c o m if/rf microw a ve components
iso 9001 iso 14001 as 9100 certified min i-cir cuits ? p . o . b ox 3 50166, b r ooklyn, new y ork 1 1 2 3 5-0 003 ( 7 18) 9 3 4-4 500 fax ( 7 1 8 ) 332-4661 the design engi ne ers search engi ne provides actual d ata in stantly a t ? notes: 1. performance and quality attributes and conditions not expr essly stated in this specification sheet ar e intended to be excluded and do not form a part of this specification sheet. 2. electrical specifications and performance data contained her ein ar e based on mini-cir cuit? s applicable established test performance criteria and measur ement instructions. 3. the parts cover ed by this specification sheet ar e subject to mini-cir cuits standar d limited warranty and terms and conditions (collectively , ?standar d t erms?) ; pur chasers of this part ar e entitled to the rights and benefits contained ther ein. for a full statement of the standar d t erms and the exclusive rights and r emedies ther eunder , please visit mini-cir cuits? website at www .minicir cuits.com/mclstor e/terms.jsp. for detailed performance specs & shopping online see web site min icir cuits.c o m if/rf microw a ve components page 2 of 2 100 to 75 rf transformer balanced to unbalanced tc1.33-282+ insertion loss 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0 400 800 1200 1600 2000 2400 2800 frequency (mhz) insertion loss (db) maximum ratings pin connections features ? balanced to unbalanced transformation ? push-pull ampli? ers ? pcs/dcs ? cable tv ? cellular ? suitable for tin/lead and rohs solder systems ? wideband, 5 to 2800 mhz ? balanced transmission line ? good return loss, 20 db typ. at 1 db band ? excellent amplitude unbalance, 0.3 db typ. ? aqueous washable applications operating temperature -c to 8c storage temperature -c to 1c rf power .2 dc current 3ma electrical speci? cations at 25c, 75 re. or m1211 tc1.33-282+ ed-138281 icpam 128 typical performance data, 75 case style: at224-1 price: $2.89 ea. qty (20) $1.89 ea. qty (100) ratio (secondaryprimary) frequency (mhz) insertion loss* 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 1.33 -28 -28 3-2 -1 .3 1. *insertion loss is referenced to mid-band loss 1. db typ. measured in system. frequency (mhz) insertion loss (db) input r. loss (db) amplitude unbalance (db) phase unbalance (deg.) con? g. k input return loss 5.0 10.0 15.0 20.0 25.0 30.0 0 400 800 1200 1600 2000 2400 2800 frequency (mhz) return loss (db) permanent damage may occur if any of these limits are exceeded. 5.00 1.48 17.72 0.38 3.28 10.00 1.20 21.95 0.21 2.17 30.00 1.08 27.05 0.11 0.55 50.00 1.08 28.04 0.09 0.06 100.00 1.09 28.09 0.08 1.09 500.00 0.99 24.29 0.21 5.00 1000.00 0.97 22.66 0.07 6.34 1500.00 1.20 22.41 0.71 5.18 2000.00 1.64 21.22 1.49 1.64 2400.00 2.13 17.79 2.00 3.40 2800.00 2.76 13.83 2.31 10.70 outline drawing at1521 outline dimensions ( ) inch mm pcb l an d p atte r n sugges t ed l a y o ut, t o l e r a nce t o b e w i t hi n . 002 notes: 1. case material: plastic 2. termination finish: tin plate over nickel plate. 3. lead#1 identifier shall be located in the cross-hatched area shown, on bottom view. identifier may be either a molded or marked feature. 4. top-hat total thickness: .013 inches max. a b c d e f .150 .150 .160 .050 .040 .025 3.81 3.81 4.06 1.27 1.02 0.64 g h j k wt .028 .065 .190 .030 grams 0.71 1.65 4.83 0.76 0.15 +rohs compliant the +suffix identifies rohs compliance. see our web site for rohs compliance methodologies and qualifications a vailable t ape and reel at no extra cost reel size devices/reel 7? 20, 50, 100, 200, 500 13? 1000, 2000
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