Multi-voltage driving circuit

A multi-voltage driving circuit, comprising:

• a high-end, having a high voltage;
• a low-end, having a low voltage;
• a plurality of slave capacitors, connected in series between the high-end and the low-end;
• a plurality of voltage elements, connected in series to the high-end, the slave capacitors, and the low-end, and the voltage elements connected in parallel with each other, wherein each voltage element has a master capacitor, a first master switch, and a second master switch, the first master switch is connected in series to one end of the master capacitor, and the second master switch is connected in series to the other end of the master capacitor;
• a plurality of switch elements, one end of each switch element is respectively and electrically connected to the voltage elements, and the other end of each switch element is respectively and electrically connected to a part of the slave capacitors, wherein each switch element has a plurality of slave switch sets, the number of the slave switch sets of each switch element is equal to the number of the corresponding slave capacitors, one end of each slave switch set is electrically connected to the corresponding voltage element, the other end of each slave switch set is electrically connected to the corresponding slave capacitor, and the slave capacitors are respectively and electrically connected to at least one switch element;
• and
• a controller, electrically connected to the voltage elements and the switch elements, and configured for generating a plurality of driving signals, each driving signal having a driving period, and the controller periodically controlling the first master switch and the second master switch of the voltage elements and the slave switch sets of the switch elements according to the driving signals;
• wherein, the controller simultaneously turns on the first master switch and the second master switch of the voltage elements at least once during the driving periods, and when the controller simultaneously turns on the first master switch and the second master switch of the voltage elements, turns off the slave switch sets of the switch elements;
• wherein, the controller respectively turns on the slave switch sets of the switch elements at least once during the driving periods, and when the controller respectively turns on the slave switch sets of the switch elements, turns off the first master switch and the second master switch of the voltage elements and the slave switch sets without the turned-on slave switch sets of the switch elements.

A multi-voltage driving circuit, comprising:

• a high-end, having a high voltage;
• a low-end, having a low voltage;
• a plurality of slave capacitors;
• a voltage element, connected in series between the high-end and the first slave capacitor, and having a master capacitor, a first master switch, and a second master switch, wherein the first master switch is connected in series to one end of the master capacitor, and the second master switch is connected in series to the other end of the master capacitor;
• a switch element, electrically connected among the voltage element, the slave capacitors, and the low-end, and having a plurality of slave switch sets and an end switch set, wherein one end of each slave switch set is electrically connected to the voltage element, the other end of each slave switch set is sequentially and electrically connected to two slave capacitors, one end of the end switch set is electrically connected to the voltage element, the other end of the end switch set is electrically connected to the last slave capacitor and the low-end, one end of each slave capacitor is electrically connected to the corresponding slave switch set, and the other end of each slave capacitor is connected to ground;
• and
• a controller, electrically connected to the voltage element and the switch element, and configured for generating a driving signal with a driving period to control the first master switch, the second master switch, the slave switch sets, and the end switch set;
• wherein, the controller simultaneously turns on the first master switch and the second master switch at least once during the driving period, and when the controller simultaneously turns on the first master switch and the second master switch, turns off the slave switch sets and the end switch set;
• wherein, the controller respectively turns on the slave switch sets and the end switch set at least once during the driving period, when the controller turns on the corresponding slave switch set, turns off the first master switch, the second master switch, the end switch set, and the slave switch sets without the turned-on switch set, and when the controller turns on the corresponding end switch set, turns off the first master switch, the second master switch, and the slave switch sets.