公开(公告)号：ITMI20001692A1

公开(公告)日：2002-01-25

申请号：ITMI20001692

申请日：2000-07-25

Applicant: ST MICROELECTRONICS SRL

Inventor： MORICONI UGO ,  ADRAGNA CLAUDIO

IPC: H02M3/155 ,  H03K17/06

Abstract: Disclosed is a bootstrap circuit in DC/DC static converters having the characteristic of comprising a fixed frequency signal, a recharge circuit of a capacitor and current generator means, said generator means controlled so as to emit current pulses, in synchrony with said fixed frequency signal, of a predetermined duration, every time that charge accumulated by said capacitor goes below a predetermined level.

公开(公告)号：ITMI20001691A1

公开(公告)日：2002-01-25

申请号：ITMI20001691

申请日：2000-07-25

Applicant: ST MICROELECTRONICS SRL

Inventor： MORICONI UGO ,  ADRAGNA CLAUDIO

IPC: H02M3/155 ,  H02M3/158 ,  H03K17/06

公开(公告)号：ITMI20001691D0

公开(公告)日：2000-07-25

申请号：ITMI20001691

申请日：2000-07-25

Applicant: ST MICROELECTRONICS SRL

Inventor： MORICONI UGO ,  ADRAGNA CLAUDIO

IPC: H02M3/155 ,  H02M3/158 ,  H03K17/06