POWER CONVERTER, POWER CONTROL CIRCUIT AND POWER CONTROL METHOD OF ELECTRONIC CIGARETTE
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United States of America Patent
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Issued Date -
Feb 23, 2017
app pub date -
Nov 10, 2015
filing date -
Aug 21, 2015
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Abstract
A power converter, a power control circuit, and a power control method of an electronic cigarette are provided. The power converter includes a first terminal, a second terminal, a third terminal, a power output stage, a heating wire switch, and a control circuit. The second terminal acts as a power output terminal. The third terminal is coupled to a heating wire. The power output stage includes a first switch. The control circuit controls an operation of the first switch and an operation of the heating wire switch. When the heating wire switch is turned on, the power output stage operates; when the heating wire switch is turned off, the power output stage stops operating, so as to control the amount of smoke.
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