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1. (WO2018181212) SWITCHING CIRCUIT

Pub. No.:    WO/2018/181212    International Application No.:    PCT/JP2018/012204
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Tue Mar 27 01:59:59 CEST 2018
IPC: H02M 1/08
H02M 3/155
H02M 3/28
H02M 7/48
Applicants: ROHM CO., LTD.
ローム株式会社
Inventors: NIIKURA Hiroki
新倉 浩樹
Title: SWITCHING CIRCUIT
Abstract:
A high-side transistor MH is provided between an input line 102 and a switching line 104. A high-side driver 122 drives the high-side transistor MH. A first capacitor C1 is provided between the switching line 104 and a lower-side power supply terminal 140 of the high-side driver 122. A negative power supply voltage VDD is intermittently applied to one end of the first capacitor C1.