Port (5) : NC (3) : GND (6) : Balance Port LDB31 Series * Terminal of "NC" should be connected to the floating land. (in mm) Part Number Frequency Range (MHz) Insertion Loss I) (dB) 1.2 max. (at 25°C) 1.3 max. (at 25°C) 1.3 max. (at 25°C) 1.2 max. (at 25°C) 1.2 max. (at 25°C) 1.0 max. (at 25°C) .