BAL-NRF02D3 50 ohm nominal input / conjugate matc.
BAL-NRF02D3 - 50ohm nominal input / conjugate match balun
BAL-NRF02D3 50 ohm nominal input / conjugate match balun to nRF51822CEAA/CDAB/CFAC and nRF51422-CEAA/CDAB/CFAC Datasheet - production data Flip-Chip.