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A8292

Allegro MicroSystems
Part Number A8292
Manufacturer Allegro MicroSystems
Description Dual LNB Supply and Control Voltage Regulator
Published May 2, 2007
Detailed Description A8292 Dual LNB Supply and Control Voltage Regulator Features and Benefits Description ▪ 2-wire serial I2C™ -compatible i...
Datasheet PDF File A8292 PDF File

A8292
A8292

Overview
A8292 Dual LNB Supply and Control Voltage Regulator Features and Benefits Description ▪ 2-wire serial I2C™ -compatible interface: control (write) and Intended for analog and digital satellite receivers, this dual status (read) low-noise block converter regulator (LNBR) is a monolithic ▪ LNB voltages (16 programmable levels) compatible with linear and switching voltage regulator, specifically designed to all common standards provide the power and the interface signals to two LNB down ▪ Tracking switch-mode power converter for lowest dissipation converters via coaxial cables.
The A8292 requires few external ▪ Integrated converter switches and current sensing components, with the boost switches and compensation circuitry ▪ Provides up to 500 mA per channel and 750 mA total integrated inside of the device.
A high switching frequency is ▪ Static current limit circuit allows full current at startup and chosen to minimize the size of the passive filtering components, 13→18 V output transition...


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