Drive circuit, and control method of drive circuit
Abstract:
A drive circuit includes a control signal generator configured to generate a control signal based on a drive signal and a source drive signal, and an amplifier including a high-side transistor and a low-side transistor controlled based on the control signal. The amplifier is configured to output the drive signal from an output terminal to drive a capacitive load during a first period in which a voltage of the drive signal changes to be higher than or equal to a first voltage per unit time and a second period in which the voltage changes to be lower than the first voltage or does not change per unit time. The first period includes a period in which one of the high-side and the low-side transistors performs a switching operation. The second period includes a period in which the one of the high-side and the low-side transistors performs a linear operation.
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