POWER CONVERSION DEVICE, DRIVING DEVICE AND DRIVING METHOD

摘要

A driving device includes a driving primary circuit, an isolating transforming circuit, and at least one driving secondary circuit. The isolating transforming circuit is coupled to the driving primary circuit. The at least one driving secondary circuit is coupled to the isolating transforming circuit. The driving primary circuit receives a control signal and a power signal. The driving primary circuit generates a driving pulse signal according to the control signal and generates a power pulse signal according to the power signal. The driving primary circuit transmits the driving pulse signal and the power pulse signal to the at least one driving secondary circuit through the isolating transforming circuit. The at least one driving secondary circuit receives the driving pulse signal so as to generate a driving signal, and the at least one driving secondary circuit drives a power semiconductor switch unit according to the driving signal.

主权项

1. A driving device, comprising:
a driving primary circuit configured to receive a control signal and a power signal, wherein the driving primary circuit is configured to generate a driving pulse signal based on the control signal, and generate a power pulse signal based on the power signal; an isolating transforming circuit configured to be coupled to the driving primary circuit, wherein the isolating transforming circuit comprises a first isolating transforming unit and a second isolating transforming unit, wherein the first isolating transforming unit comprises one of a plurality of first pulse transformers, a second pulse transformer, and a plurality of third pulse transformers, and the second isolating transforming unit comprises one of a plurality of fourth pulse transformers, a fifth pulse transformer, and a plurality of sixth pulse transformers; wherein one of the first pulse transformers comprises a primary winding and a secondary winding, and the primary winding is electrically coupled to the driving primary circuit, wherein the primary windings are sequentially connected to each other in series; wherein the second pulse transformer comprises a primary winding and a plurality of secondary windings, and the primary winding is electrically coupled to the driving primary circuit; wherein one of the third pulse transformers comprises a primary winding and a secondary winding, another one of the third pulse transformers comprises a primary winding and a plurality of secondary windings, and the primary windings are electrically coupled to the driving primary circuit, wherein the primary windings are sequentially connected to each other in series; wherein one of the fourth pulse transformers comprises a primary winding and a secondary winding, and the primary windings are electrically coupled to the driving primary circuit, wherein the primary windings are sequentially connected to each other in series; wherein the fifth pulse transformer comprises a primary winding and a plurality of secondary windings, and the primary winding is electrically coupled to the driving primary circuit; wherein one of the sixth pulse transformers comprises a primary winding and a secondary winding, another one of the sixth pulse transformers comprises a primary winding and a plurality of secondary windings, and the primary windings are electrically coupled to the driving primary circuit, wherein the primary windings are sequentially connected to each other in series; and at least one driving secondary circuit configured to be coupled to the secondary windings, wherein the driving primary circuit transmits the driving pulse signal through the second isolating transforming unit and transmits the power pulse signal through the first isolating transforming unit to the at least one driving secondary circuit, wherein the at least one driving secondary circuit receives the driving pulse signal and generates a driving signal based on the driving pulse signal for driving a power semiconductor switch unit.