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A8293

Allegro MicroSystems
Part Number A8293
Manufacturer Allegro MicroSystems
Description Single LNB Supply and Control Voltage Regulator
Published May 11, 2014
Detailed Description A8293 Single LNB Supply and Control Voltage Regulator FEATURES AND BENEFITS ▪ 2-wire serial I2C™ -compatible interfac...
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A8293
A8293


Overview
A8293 Single LNB Supply and Control Voltage Regulator FEATURES AND BENEFITS ▪ 2-wire serial I2C™ -compatible interface: control (write) and status (read) ▪ LNB voltages (8 programmable levels) compatible with all common standards including domestic Japan models ▪ Tracking switch-mode power converter for lowest dissipation ▪ Integrated converter switches and current sensing ▪ Provides up to 700 mA load current ▪ Static current limit circuit allows full current at startup and 13→18 V output transition; reliably starts wide load range ▪ Push-pull output stage minimizes 13→18 V and 18→13 V output transition times for highly capacitive loads ▪ Adjustable rise/fall time via external timi...



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