Overcharge/overdischarge detection apparatus, overcharge/overdischarge detection circuit, and semiconductor apparatus
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United States of America Patent
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Mar 13, 2007
Grant Date -
Apr 13, 2006
app pub date -
Feb 28, 2005
filing date -
Sep 29, 2004
priority date (Note) -
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Abstract
The present invention provides an overcharge/overdischarge detection apparatus includes a detection terminal being in an open state, a detection part for detecting application of voltage to the detection terminal, a switch part for switchably connecting and disconnecting a secondary battery with an external circuit, and a control part for controlling the switch part in a case where the detection part detects the application of voltage to the detection terminal.
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