| 摘要 |
A semiconductor device comprises: a semiconductor chip that is sealed in a package; and a lead that is connected to a power supply voltage source, wherein the semiconductor chip includes a boost converter including: a switch that controls a connection between a first terminal connected to the lead and a second terminal connected to a ground based on a clock signal; a rectifier having an anode terminal connected to the lead; and a capacitor connected between a cathode terminal of the rectifier and the ground.
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