Providing with quality and standard customer-made electronic and passive components balun transformer and solution products, Fullstar Electronics is a leading balun transformer manufacturer and supplier in China. welcome to wholesale electronics wideband balun, broadband balun, balun coil/ ferrite balun, vhf transformer, rf balun from our factory.BALUN TRANSFORMER Features : Available in various size, Base pin terminal treated, Low profile SMD balun coilIn surface mountingPair wire coil for high stabilityLow profileCommon mode dual micro-arrayBroadband transmission devices, Impedance transmission CT Impedance available : 2:1 , Characteristic Impedance available:  50ΩFrequency : 2 to 350MHz ,RF Power : 2.0W DC Current : 30mA Insertion loss : 1.5dB MAX;Input Return loss : 12.0dB Min Operating temperature range: -40℃ to +85℃Storage temperature range: -55 ℃ to +100 ℃Customized specifications are accepted .RoHS CertificateMterials :Core: Ni-znWire: QA Enameled copperBase : customizedTerminal: Tin copperAdhesive :  Epoxy resinApplications: Double balance mixers, broad band impedance transformers, directional couplers of mixers, matching power combining and splitting ,set-top -box and cable modem.Fullstar Type Series:■FB3F SERIES■FB4F SERIES■FB5F SERIES