High-Voltage to Low-Voltage Low Dropout Regulator with Self Contained Voltage Reference

摘要

A circuit and method for providing a temperature compensated voltage comprising a voltage regulator circuit configured to provide a regulator voltage, a voltage reference circuit configured to provide a reference voltage, VREF, a comparison circuit configured to provide a control voltage VCTL, and an operational amplifier configured to provide amplification and coupling to said comparison circuit, wherein the voltage can be a high voltage greater than 1.2 V.

主权项

1. A circuit providing a temperature compensated voltage comprising a a voltage regulator circuit configured to provide a regulator voltage;
a voltage reference circuit configured to provide a reference voltage; a comparison (Note: this is not related to any startup function; only FIG. 7) shows the startup add-on) circuit configured to provide a control voltage VCTL; and an operational amplifier configured to provide amplification and coupling to said startup circuit.