Back to results
US 2022/0028853 A1Published application
Electrostatic discharge protection device
AssigneeChangxin Memory Technologies, Inc.
InventorQian XU
Life of this patent
Estimating the term…
Abstract
Provided is an electrostatic discharge protection device, including: a darlington structure formed in a substrate, and a diode string formed in the substrate and including a plurality of diodes connected in series. A first end of the darlington structure is connected to a first voltage, and a second end of the darlington structure is connected to a second voltage. An anode of the diode string is connected to a third end of the darlington structure. A cathode of the diode string is connected to the second voltage.
Claims11
An electrostatic discharge protection device, comprising:
- a darlington structure formed in a substrate, a first end of the darlington structure being connected to a first voltage, and a second end of the darlington structure being connected to a second voltage;
- and
- a diode string formed in the substrate and comprising a plurality of diodes connected in series;
- wherein an anode of the diode string is connected to a third end of the darlington structure, and a cathode of the diode string is connected to the second voltage.
1 more element
Dependencies are inferred from the claim text.