Employing exclusive circuit configuration combining capacitors and ferrite beads, BNX026/27/28/29 Series comprises LC combined-type EMI suppression filters offering attenuation rates of 35 dB or more over wide frequency range of 15 kHz to 1 GHz. Surface mount DC line noise filters with current rating of 15 A are suited for power supply circuits susceptible to low-frequency-band noise, while parts with voltage rating of 50 V are suitable for automotive applications.