LNBP13

LNBP20 / LNBP1X series LNBP supply and control voltage regulator (parallel interface) Feature summary ■ Complete interface for two LNBs remote supply and control ■ LNB selection and stand-by function ■ Built-in tone oscillator factory trimmed at 22KHz ■ Fast oscillator start-up facilitates DiSEqCTM encoding ■ Two supply inputs for lowest dissipation ■ Bypass function for slave operation ■ LNB short circuit protection and diagnostic ■ Auxiliary modulation input extends flexibility ■ Cable length compensation ■ Internal over temperature protection ■ Backward current protection Description Intended for analog and digital satellite receivers, the LNBP is a monolithic linear voltage regulator, assembled in PowerSO-20 and PowerSO-10, specifically designed to provide the powering voltages and the interfacing signals to the LNB downconverter situated in the antenna PowerSO-20 10 1 PowerSO-10 via the coaxial cable. Since most satellite receivers have two antenna ports,...