产品详情

Features

■ Low noise output to avoid sensitivity of can Tuner and DISH’s LNA dropping down

■ Noise < +/-80mV @350MHz BWL

■ Noise < +/-50mV @350MHz BWL

■ Single chip solution on 650m Vpp 22KHz EXTM with 10μs Trise/Tfall for less Transferring noise

■ LNB Voltages (2 levels: 14V and 19V) compatible with common standards, Push-pull output stage minimizes 14V -> 19V and 19V -> 14V output transition times

■ External 22KHz EXTM input

■ Integrated DC/DC BOOST converter and high efficiency (typ. 90%)

■ High Frequency for Small Component Size

■ Integrated low Noise Linear Regulator

■ 5.0V, 3.3V, 2.5V, 1.8V, 1.2 and 1.05V logic compatible

■ Internal Short, OCP, OTP, protection

Applications

■ LNB Power supply For DVB-S/S2/ABS

■ Digital STB

■ Satellite TV cards