Coilcraft, Inc. Surface Mount Wideband RF Transformers A9899-A

The A9899-A is a surface mount wideband RF transformer for impedance matching, balanced/unbalanced mixing, and signal coupling, with a 1:1 center-tapped configuration. It operates from 0.26 MHz to 930 MHz with a maximum insertion loss of 0.60 dB. Primary and secondary inductance is 18.0 μH, each with a maximum DCR of 230 mΩ and 310 mΩ respectively. The part handles up to 250 mA and operates from -40°C to +85°C. It uses tin-lead over silver-platinum-glass frit terminations, weighs 168 mg, and is supplied on a 16 mm wide tape reel with 12 mm pocket spacing. The component withstands three reflows at 260°C for 40 seconds and meets MSL 1 moisture sensitivity. Pin spacing is 6.35 mm with a body length of 6.10 mm.