Electrostatic protection device
AssigneeInternational Business Machines Corporation
InventorsPier Andrea Francese, Thomas Morf
Life of this patent
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Abstract
Aspects of the invention provide for an electrostatic protection device for protecting an input port of an electronic circuit. The electrostatic protection device includes a stacked coil assembly with four ports. The electrostatic protection device further includes a human body model ESD protection circuit, a charge device model ESD protection circuit, and an impedance matching circuit. The human body model ESD protection circuit, the charge device model ESD protection circuit, and the impedance matching circuit are connected to separate ports selected from the four ports.
Claims20
An electrostatic protection device for protecting an input port of an electronic circuit, comprising:
- a stacked coil assembly with four ports;
- a human body model ESD protection circuit;
- a charge device model ESD protection circuit;
- and
- an impedance matching circuit;
- wherein the human body model ESD protection circuit, the charge device model ESD protection circuit, and the impedance matching circuit are connected to separate ports selected from the four ports.
An integrated circuit comprising:
- an electronic circuit having an input port;
- and
- an electrostatic protection device for protecting the input port of the electronic circuit, the electrostatic protection device in turn comprising:
- a stacked coil assembly with four ports;
- a human body model ESD protection circuit,
- a charge device model ESD protection circuit, and
- an impedance matching circuit;
- wherein the human body model ESD protection circuit, the charge device model ESD protection circuit, and the impedance matching circuit are connected to separate ports selected from the four ports.
Dependencies are inferred from the claim text.