Output voltage detecting circuit

Application Number: 00107000
Application Date: 2000.04.27
Publication Number: 1271991
Publication Date: 2000.11.01
Priority Information: 1999/4/27 JP 119866/99
International: G05F1/56;H02M3/00
Applicant(s) Name: Seiko Instrument Inc.
Inventor(s) Name: Fukui Atsuo
Patent Agency Code: 72001
Patent Agent: luo peng
Abstract An output voltage detecting circuit in a DC-DC converter includes a voltage detecting circuit and so that an abnormally high increase in a regulated output voltage of the DC-DC converter is detected and the output voltage is inhibited from increasing further so that it may be rapidly returned to a normal value.