Semiconductor device
AssigneeKabushiki Kaisha Toshiba
InventorsTakashi Inukai, Yukihiro Urakawa
Life of this patent
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Abstract
A semiconductor device has a semiconductor element connected to an input/output terminal and a reference voltage terminal, a first rectifier element connected between the input/output terminal and the reference voltage terminal, which performs rectifier operation to prevent a voltage of the input/output terminal from becoming higher than a voltage of the reference voltage terminal by a predetermined value or more, and a second rectifier element connected between the input/output terminal and the reference voltage terminal, which performs rectifier operation to prevent the voltage of the reference voltage terminal from becoming higher than the voltage of the input/output terminal by a predetermined value or more.
Claims16
A semiconductor device, comprising:
- a semiconductor element connected to an input/output terminal and a reference voltage terminal;
- a first rectifier element connected between the input/output terminal and the reference voltage terminal, which performs rectifier operation to prevent a voltage of the input/output terminal from becoming higher than a voltage of the reference voltage terminal by a predetermined value or more;
- and
- a second rectifier element connected between the input/output terminal and the reference voltage terminal, which performs rectifier operation to prevent the voltage of the reference voltage terminal from becoming higher than the voltage of the input/output terminal by a predetermined value or more,
- wherein the semiconductor element includes a thermal diode, and
- wherein a temperature is detected by a potential difference of the input/output terminal and the reference voltage terminal.
A semiconductor device, comprising:
- a semiconductor element connected to a first input/output terminal, a second input/output terminal and a reference voltage terminal;
- a first rectifier circuit which performs rectifier operation to prevent a voltage at the first input/output terminal and a voltage at the second input/output terminal from becoming higher than a voltage of the reference voltage terminal by a predetermined value or more;
- and
- a second rectifier circuit which performs rectifier operation to prevent the voltage at the reference voltage terminal from becoming higher than the voltage at the first input/output terminal and the voltage at the second input/output terminal by a predetermined value or more,
- wherein the semiconductor element includes a thermal diode, and
- wherein a temperature is detected by a potential difference between the first input/output terminal and the second input/output terminal.
Dependencies are inferred from the claim text.