? coilcraft, inc. 2005 specifications subject to change without notice. please check our website for latest information. surface mount wideband rf transformers document 296 document 296 revised 02/21/05 these wideband rf transformers provide excellent perfor- mance at a very economical price. they come tapped or untapped and are packaged in a low profile, flat top ceramic case that makes them ideal for pick and place operations. they feature 400 v isolation and a 500 ma maximum current rating. operating temperature range is -40 to +85 c. applications include impedance matching, voltage or cur- rent transformation, dc isolation, balanced/unbalanced mixing, matching, power splitting, coupling and signal inversion. for free evaluation samples, contact coilcraft or visit www.coilcraft.com . impedance 3 db frequency insertion pins 1-3 pins 6-4 part ratio response i rms loss typ l min dcr max l min dcr max number pri : sec (mhz) (ma) (db) (h) (ohms) (h) (ohms) color dot z9280-a 1 : 1 0.250 ? 450 250 0.58 13 0.060 11 0.055 orange Z9314-A 1 : 6.25 0.350 ? 1700 250 1.10 30 0.080 8 0.038 black dimensions schematic for analog devices d/a high-speed converters 1. operating temperature range -40c to +85c. 2. electrical specifications at 25c.
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