| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide stable power supply start when an oscillation control circuit with a small hysteresis band of an activation start voltage and an operation stop voltage is used. <P>SOLUTION: By inputting a voltage into an on terminal and an off terminal of a control section in a switching power supply device, a start-up timing is controlled. <P>COPYRIGHT: (C)2012,JPO&INPIT |
