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US 2022/0029623 A1Published application
Electrostatic discharge clamp topology
AssigneeSkyworks Solutions, Inc.
InventorAdrian John Bergsma
Life of this patent
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Abstract
A clamping circuit comprises a first field-effect transistor (FET) having a gate, a source, and a drain, a diode, a first voltage source, and coupling circuitry configured to couple the first voltage source to the drain of the first FET and the diode to the source of the first FET.
Claims20
A circuit comprising:
- a first voltage source;
- a first diode network including one or more series-connected diodes;
- a field-effect transistor (FET);
- an inverter;
- a resistor;
- a capacitor;
- a second voltage source;
- and
- coupling circuitry configured to couple the first diode network between the first voltage source and the second voltage source, the FET in parallel with the first diode network, a gate of the FET to the inverter, and the inverter, resistor, and capacitor to a first node.
6 more elements
A wireless device comprising:
- a first voltage source;
- a first diode network including one or more series-connected diodes;
- a field-effect transistor (FET);
- an inverter;
- a resistor;
- a capacitor;
- a second voltage source;
- and
- coupling circuitry configured to couple the first diode network between the first voltage source and the second voltage source, the FET in parallel with the first diode network, a gate of the FET to the inverter, and the inverter, resistor, and capacitor to a first node.
6 more elements
A packaged module comprising:
- a first voltage source;
- a first diode network including one or more series-connected diodes;
- a field-effect transistor (FET);
- an inverter;
- a resistor;
- a capacitor;
- a second voltage source;
- and
- coupling circuitry configured to couple the first diode network between the first voltage source and the second voltage source, the FET in parallel with the first diode network, a gate of the FET to the inverter, and the inverter, resistor, and capacitor to a first node.
6 more elements
Dependencies are inferred from the claim text.