Murata 0805 DLW21H Series SMD Common Mode Chokes. The DLW21H series is designed for removal of common mode noise on different types of interfaces: USB 2.0, IEE1394 and LVDS. High common mode impedance at high frequencies. No signal distortion. Low profile, small size enclosure (2.0 x 1.2 x 0.9mm). Applications: IT equipment: PC USB ports, audio visual equipment: digital cameras.