key: inches[millimeters] .xx ?03 .xxx ?010 [.x ?.8 .xx ?.25] key: inches[millimeters] .xx ?03 .xxx ?010 [.x ?.8 .xx ?.25] bias tees series ep 0.04?8 ghz dc blocks series b200 10 mh zt o 40 ghz general information the ep series bias tees are used to inject a d.c.current or voltage into an rf circuit without affecting the flow of rf through main transmission path. a circuit diagram of the device is shown in fig.1.the unit consists of a series capacitor plus a bias choke.bias tees are supplied in four basic models. general specifications frequency range: 0.04?8ghz rf impedance: 50 ohms rf power: 25 watts av erage, 2.0 kw peak dc requirement: bias input 500 milliamps maximum (ep-62 200 ma maximum) operating temperature: ?5? to +85? connectors: sma female electrical performance fig.1 voltage insertion fr equency breakdown loss model range vswr c2 c1 l volts, db no. ghz maximum pf pf nh minimum maximum ep-18 0.04-1.4 1.3 1000 1000 820 300 0.30 ep-25 1.0-5.0 1.4 15 100 60 300 0.30 ep-46 2.0-8.0 1.4 15 100 60 200 0.40 ep-62 4.0-18.0 1.5 22 100 18 200 0.50 general information dc blocks are typically used to keep low frequency noise/signals or dc out of rf circuits.the b200 ser ies are supplied in two (2) basic types:inner dc block only, or inner and outer conductor dc block (see schematic) the models listed include connector types sma, type n, and 2.9mm, in male and f emale combi- nations. the 2.9mm connector is electrically and mechanically compatible with sma, *k, or 3.5mm connectors.all units are passivated stainless steel with gold plated becu contacts. *the k connector is a trademark of wiltron corp. series ep d .03[0,76] 5/16[7,94] hex l .02[ 0,51] sma /2.9mm inner conductor dc blocked inner & outer conductor dc blocked maximum length diametermaximum connectors fr equency maximuminsertion inches/ inches/ voltage model type (m/f) (ghz) vswr loss mm mm (vdc) b201minner & outer sma .010-18 1.35 0.5 1.20 0.50 200 [30,5] [12,7] b202n inner type n .010-18 1.35 0.5 1.76 0.62 200 [44,7] [15,7] b203m inner 2.9mm .010-26.5 1.35 0.5 0.855 0.28 200 [21,72] [7,1] B204M inner 2.9mm .010-40 1.45 0.5 0.855 0.28 200 [21,72] [7,1] b205m inner sma .010-.050 1.35 0.25 1.40 0.25 50 (1? cap) .050-2.0 1.10 0.25 [35,6] [6,4] 2-12.4 1.25 0.50 [1.5kw 12.4-18 1.35 0.65 rf power] dc current flow bias in c 1 c 2 out in rf power bias terminal 0.38[9,65] gnd terminal 0.38 [9,65] 0.38 [9,65] 0.75 [19,1] 0.093[2,36] dia thru tmg. hole 0.10[2,5] out gnd 0.50[12,7] sma female typ. 8-10-07 60 south jefferson road, whippany, nj 07981 tel: 973-887-8100 ?fax: 973-884-0445 email: sales@aeroflex-kdi.com see us on the web @ www.aeroflex-kdi.com
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