Title:
DISCONNECTION DETERMINING DEVICE AND POWER MODULE
Document Type and Number:
WIPO Patent Application WO/2018/225188
Kind Code:
A1
Abstract:
This disconnection determining device is provided with: a total current detection section (2) that detects a total current flowing in a plurality of current path sections (12A, 12B) connected to a semiconductor element (11); a first current detection section (3) that detects a first current flowing in a first current path section (12A) out of the current path sections; and a determining section (4) that determines, on the basis of a detected total current and the detected value of the first current, whether at least one current path section is disconnected or not.
Inventors:
SASHIDA KAZUYUKI (JP)
TAKEHARA NATSUKI (JP)
TAKEHARA NATSUKI (JP)
Application Number:
PCT/JP2017/021140
Publication Date:
December 13, 2018
Filing Date:
June 07, 2017
Export Citation:
Assignee:
SHINDENGEN ELECTRIC MFG (JP)
International Classes:
G01R31/26; G01R31/02
Foreign References:
| JPH11111785A | 1999-04-23 | |||
| JPH07260863A | 1995-10-13 | |||
| JP2010016103A | 2010-01-21 | |||
| JPH09249115A | 1997-09-22 | |||
| US6100710A | 2000-08-08 |
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
Download PDF: