Line driver operative from a single supply and method for supplying voltages to a load

A line driver is disclosed. Generally, the structure of the line driver contains an amplifier stage that can operate at various voltage levels. The first external supply voltage is connected to a first power supply input of the amplifier stage. The line driver also includes a charge pump that genera...

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Bibliographische Detailangaben
Hauptverfasser: KLESH JOSEPH J, TENNEN ANER
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A line driver is disclosed. Generally, the structure of the line driver contains an amplifier stage that can operate at various voltage levels. The first external supply voltage is connected to a first power supply input of the amplifier stage. The line driver also includes a charge pump that generates at least a first internal supply voltage supplied to the amplifier stage. A switch control circuit is also included within the line driver to regulate the voltage output from the charge pump. Systems and methods for supplying various voltages to a load are also disclosed.