| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce the loss at waiting by downsizing a remote transformer. <P>SOLUTION: A voltage doubler rectifier circuit, which is equipped with a switching circuit for closing a circuit at normal operation and opening it at waiting, and a waiting voltage rectifier circuit, which is constituted of a half wave or full wave rectifier circuit, are connected in parallel to the secondary side of the transformer, and this circuit connected in parallel is connected to a load circuit via a regulator, and the load circuit receives power supply from the voltage doubler rectifier circuit and the waiting voltage rectifier circuit at normal operation, and receives power supply from the waiting voltage rectifier circuit at waiting. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
