SWITCHING DEVICE WITH RESISTIVE DIVIDER
First Claim
Patent Images
1. A circuit comprising:
- a metal-oxide-semiconductor field-effect transistor (MOSFET) including a source terminal, a gate terminal, a drain terminal, and a body terminal;
a resistive divider having a first resistor and a second resistor and coupled with and between the gate terminal and the body terminal; and
a DC voltage source coupled with the gate terminal and the resistive divider, the DC voltage source configured to provide a constant DC voltage to the gate terminal and the resistive divider.
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Abstract
Embodiments provide a switching device including one or more field-effect transistors (FETs). In embodiments, a resistive divider comprising a first resistor and a second resistor may be coupled with the FET at a position electrically between a gate terminal of the FET and a body terminal of the FET.
8 Citations
27 Claims
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1. A circuit comprising:
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a metal-oxide-semiconductor field-effect transistor (MOSFET) including a source terminal, a gate terminal, a drain terminal, and a body terminal; a resistive divider having a first resistor and a second resistor and coupled with and between the gate terminal and the body terminal; and a DC voltage source coupled with the gate terminal and the resistive divider, the DC voltage source configured to provide a constant DC voltage to the gate terminal and the resistive divider. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A circuit comprising:
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a DC power source configured to provide a constant DC voltage; a ground source configured to provide a ground voltage; and one or more unit cells coupled with the DC power source and the ground source, a unit cell of the one or more unit cells including; a metal-oxide-semiconductor field-effect transistor (MOSFET) having a body terminal, a gate terminal coupled with the DC power source such that the DC power source is configured to provide the DC voltage to the gate terminal, a source terminal, and a drain terminal; and a resistive divider coupled with the DC power source such that the DC power source is configured to provide the DC voltage to the resistive divider, the resistive divider comprising a first resistor and a second resistor and configured to bias a voltage of the body terminal between the DC voltage and the ground voltage when the DC voltage is not equal to the ground voltage. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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20. A method comprising:
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coupling a metal-oxide-semiconductor field-effect transistor (MOSFET) with a DC power source and a ground source, the MOSFET comprising a drain terminal, a body terminal, a source terminal, and a gate terminal; and coupling the body terminal and the gate terminal of the MOSFET with the resistive divider such that the resistive divider is positioned between the body terminal and the gate terminal; wherein the resistance of the first resistor and the resistance of the second resistor are based at least in part on a desired voltage of the body terminal when the gate terminal is at a constant DC gate voltage provided by the DC power source, wherein the DC gate voltage is not equal to a ground voltage of the ground source. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27)
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Specification