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US 2015/0029624 A1Published application
Protection circuit and protection apparatus including the same
AssigneeSK hynix Inc.
InventorsYun Seok HONG, Myung Hwan LEE
Life of this patent
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Abstract
A protection circuit includes a high voltage detection unit configured to activate a high voltage detection signal where a first voltage exceeds a predetermined voltage; and a discharge unit coupled with the first voltage in response to the high voltage detection signal, and configured to discharge the first voltage to a ground voltage in response to a voltage level acquired by dropping the first voltage.
Claims20
A protection circuit comprising:
- a high voltage detection unit configured to activate a high voltage detection signal where a first voltage exceeds a predetermined voltage;
- and
- a discharge unit coupled with the first voltage in response to the high voltage detection signal, and configured to discharge the first voltage to a ground voltage in response to a voltage level acquired by dropping the first voltage.
A protection apparatus comprising:
- a protection circuit configured to activate a high voltage detection signal where a first voltage exceeds a predetermined voltage, and perform a discharging operation in response to the activated high voltage detection signal;
- and
- an internal circuit provided with the first voltage through the protection circuit.
Dependencies are inferred from the claim text.