The DXW21BN series of balun transformers from Murata are a surface mount solution. These chip balun transformers feature an ultra compact size and have a wideband frequency range and low insertion loss. Reflow soldering is recommended for the DXW21BN series.

Suitable applications include cable television tuners, television tuners, communication equipment and compact mobile devices. These balun transformers can be used to convert between unbalanced and balanced signals in antenna outputs.