REFERENCE VOLTAGE GENERATOR HAVING AT LEAST ONE BIPOLAR JUNCTION TRANSISTOR BIASED BY NEGATIVE BASE VOLTAGE AND ASSOCIATED REFERENCE VOLTAGE GENERATING METHOD

A reference voltage generator has a bandgap reference circuit and a negative voltage generator. The bandgap reference circuit generates a reference voltage according to at least one base-emitter voltage of at least one bipolar junction transistor. The negative voltage generator generates a negative...

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1. Verfasser: Lin Ta-Hsin
Format: Patent
Sprache:eng
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Zusammenfassung:A reference voltage generator has a bandgap reference circuit and a negative voltage generator. The bandgap reference circuit generates a reference voltage according to at least one base-emitter voltage of at least one bipolar junction transistor. The negative voltage generator generates a negative voltage, wherein at least one base terminal of the at least one bipolar junction transistor is arranged to receive a base voltage derived from the negative voltage.