A drive circuit configured to drive a capacitive load (Pzt) by using a drive signal (COM-A Out) output from a specific output terminal, the drive circuit comprising: an amplifier circuit configured to amplify a source drive signal (COM-A) that is a source of the drive signal by using a first voltage (V A), a second voltage (V B) higher than the first voltage, a third voltage (V c) higher than the second voltage, and a fourth voltage (V D) higher than the third voltage, and to output an amplified drive signal through the output terminal, the amplifier circuit including a first transistor pair (231b, 232b), a second transistor pair (231d, 232d), a first feeder line to which the first voltage is applied, a second feeder line to which the second voltage is applied, a third feeder line to which the third voltage is applied, a fourth feeder line to which the fourth voltage is applied, wherein the first transistor pair is configured to amplify the source drive signal to have a voltage within a range from the first voltage to the second voltage, the second transistor pair is configured to amplify the source drive signal to have a voltage within a range from the third voltage to the fourth voltage, and characterized by the amplifier circuit further including: a first capacitor (Cba), and a second capacitor (Cdc), wherein one end of the first capacitor is connected to the first feeder line and the other end of the first capacitor is connected to the second feeder line, and one end of the second capacitor is connected to the third feeder line and the other end of the second capacitor is connected to the fourth feeder line. an amplifier circuit configured to amplify a source drive signal (COM-A) that is a source of the drive signal by using a first voltage (V A), a second voltage (V B) higher than the first voltage, a third voltage (V c) higher than the second voltage, and a fourth voltage (V D) higher than the third voltage, and to output an amplified drive signal through the output terminal, the amplifier circuit including a first transistor pair (231b, 232b), a second transistor pair (231d, 232d), a first feeder line to which the first voltage is applied, a second feeder line to which the second voltage is applied, a third feeder line to which the third voltage is applied, a fourth feeder line to which the fourth voltage is applied, wherein a first transistor pair (231b, 232b), a second transistor pair (231d, 232d), a first feeder line to which the first voltage is applied, a second feeder line to which the second voltage is applied, a third feeder line to which the third voltage is applied, a fourth feeder line to which the fourth voltage is applied, wherein the first transistor pair is configured to amplify the source drive signal to have a voltage within a range from the first voltage to the second voltage, the second transistor pair is configured to amplify the source drive signal to have a voltage within a range from the third voltage to the fourth voltage, and characterized by the amplifier circuit further including: a first capacitor (Cba), and a second capacitor (Cdc), wherein a first capacitor (Cba), and a second capacitor (Cdc), wherein one end of the first capacitor is connected to the first feeder line and the other end of the first capacitor is connected to the second feeder line, and one end of the second capacitor is connected to the third feeder line and the other end of the second capacitor is connected to the fourth feeder line.