Surge protection circuit
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United States of America Patent
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N/A
Issued Date -
Oct 6, 2005
app pub date -
Mar 31, 2005
filing date -
Apr 1, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A surge protection circuit for protecting a terminal from direct current (DC) surge is disclosed. The surge protection circuit includes: an surge detecting unit for comparing a line voltage to a threshold voltage and activating a turn-off signal for surge protection; and a switching unit for passing the line voltage and cutting-off the line voltage when the turn-off signal turns the 'activated' signal.
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