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US5910738A Driving circuit for driving a semiconductor device at high speed and method of operating the same 失效
用于高速驱动半导体器件的驱动电路及其操作方法

Driving circuit for driving a semiconductor device at high speed and
method of operating the same
摘要:
A semiconductor device includes a voltage-driven switching element having a cathode and an anode, in which a voltage is to be applied between the cathode and anode, a power-supply circuit connected between the cathode and anode of the voltage-driven switching element and comprising capacitors, resistors and a reverse current-low preventing diode, for generating an intermediate voltage, a charging switching element for charging a gate of the voltage-driven switching element, using the intermediate voltage generated by the power-supply circuit, a discharging switching element for discharging the gate of the voltage-driven switching element, and a photovoltaic element for generating a photovoltaic power to control to drive the charging switching element and the discharging switching element.
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