page 1 of 2 50 ? wideband 10 to 2800 mhz bias-tee coaxial maximum ratings coaxial connections rf 1 (sma female) rf&dc 2 (sma male) dc 3 (sma female) a bcd e fg 1.25 1.25 .94 .47 .63 2.19 .25 31.75 31.75 23.88 11.94 16.00 55.63 6.35 h j k l m n wt 1.687 .25 .750 .47 .125 .10 grams 42.85 6.35 19.05 11.94 3.18 2.54 60.0 electrical schematic operating temperature -55c to 100c storage temperature -55c to 100c rf power 30 dbm max. voltage at dc port 30 v max. input current 1.5a* dc resistance from dc to rf&dc port 0.5 ohm typ. * max current 1.2 a above 80c. permanent damage may occur if any of these limits are exceeded. features ? wideband, 10 to 2800 mhz ? low insertion loss, 0.6 db typ. ? good isolation, 45 db typ. ? high current, 1.5a applications ? biasing amplifers ? biasing of laser diodes ? biasing of active antennas ? dc return ? dc blocking ? test accessory zfbt-282-1.5a+ outline dimensions ( ) inch mm outline drawing case style: v1381 connectors model sma zfbt-282-1.5a+ rev. a m151107 zfbt-282-1.5a+ ed-13421/3 dy/am 151007 bias-tee electrical specifcations typical performance data frequency (mhz) insertion loss (db) isolation (db) (rf port to dc port) (rf&dc port to dc port) vswr (:1) l m u l m u l m u f l f u ty p. max. ty p. max. ty p. max. ty p. min. ty p. min. ty p. min. ty p. max. ty p. max. ty p. max. 10 2800 0.5 1.0 0.6 1.0 0.8 1.6 50 30 45 30 30 20 1.16 1.35 1.10 1.20 1.08 1.35 l= low range (f l to 10 f l ) m= mid range (10 f l to f u /2) u= upper range (f u /2 to f u ) freq. (mhz) insertion loss (db) isolation (db) vswr (:1) rf-dc rf&dc-dc rf rf/dc 0a 1.5a 0a 1.5a 0a 1.5a 0a 1.5a 0a 1.5a 10.00 0.29 0.42 54.81 47.57 54.15 47.33 1.06 1.24 1.06 1.25 50.00 0.42 0.41 68.07 64.48 73.12 65.97 1.10 1.10 1.10 1.12 100.00 0.64 0.41 52.01 60.62 60.00 57.83 1.14 1.06 1.14 1.07 300.00 0.40 0.37 59.41 59.59 57.55 57.53 1.07 1.07 1.07 1.07 500.00 0.40 0.35 51.13 51.46 51.60 52.76 1.05 1.06 1.06 1.07 700.00 0.47 0.41 45.14 46.61 43.35 46.15 1.05 1.07 1.07 1.08 900.00 0.50 0.47 55.11 48.80 43.14 41.54 1.06 1.06 1.08 1.09 950.00 0.51 0.48 55.06 51.87 43.12 41.45 1.06 1.06 1.08 1.06 1000.00 0.51 0.46 52.18 56.35 44.66 41.54 1.06 1.06 1.08 1.09 1100.00 0.51 0.47 45.30 53.11 50.89 43.76 1.06 1.05 1.08 1.10 1200.00 0.51 0.47 42.03 45.81 44.47 47.09 1.06 1.06 1.08 1.09 1300.00 0.51 0.47 41.45 43.19 40.75 43.35 1.06 1.05 1.09 1.09 1400.00 0.52 0.48 40.88 42.11 38.26 39.95 1.06 1.05 1.10 1.09 1450.00 0.53 0.47 40.44 41.52 37.23 38.58 1.06 1.05 1.10 1.10 1600.00 0.57 0.51 37.75 38.77 34.31 35.38 1.07 1.06 1.11 1.10 1800.00 0.65 0.57 35.76 36.46 33.89 33.05 1.08 1.07 1.14 1.11 2000.00 0.78 0.67 35.26 36.66 35.48 34.12 1.09 1.08 1.15 1.12 2200.00 0.84 0.79 35.39 35.52 34.71 34.08 1.09 1.10 1.15 1.10 2400.00 0.94 0.88 35.29 35.6 32.29 32.06 1.11 1.12 1.17 1.11 2800.00 1.41 1.37 33.34 35.69 28.98 28.71 1.22 1.24 1.25 1.21 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 +rohs compliant the +suffix identifies rohs compliance. see our web site for rohs compliance methodologies and qualifications
page 2 of 2 performance charts zfbt-282-1.5a+ insertion loss 0.0 0.4 0.8 1.2 1.6 0 400 800 1200 1600 2000 2400 2800 frequency (mhz) insertion loss (db) 0a 1.5a zfbt-282-1.5a+ isolation rf-dc 10 20 30 40 50 60 70 80 0 400 800 1200 1600 2000 2400 2800 frequency (mhz) isolation (db) 0a 1.5a zfbt-282-1.5a+ vswr rf 1.00 1.06 1.12 1.18 1.24 1.30 0 400 800 1200 1600 2000 2400 2800 frequency (mhz) vswr 0a 1.5a zfbt-282-1.5a+ isolation rf & dc-dc 10 20 30 40 50 60 70 80 0 400 800 1200 1600 2000 2400 2800 frequency (mhz) isolation (db) 0a 1.5a zfbt-282-1.5a+ connectors model sma zfbt-282-1.5a+ zfbt-282-1.5a+ vswr rf-dc 1.00 1.06 1.12 1.18 1.24 1.30 0 400 800 1200 1600 2000 2400 2800 frequency (mhz) vswr 0a 1.5a 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
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