Gate Driver Circuitry for Power Transistors
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Accused Products
Abstract
The present invention relates in a first aspect to a regulated high side gate driver circuit for power transistors. The regulated high side gate driver circuit comprises a gate driver powered by a floating voltage regulator which comprises a linear regulating device.
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Citations
34 Claims
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1-15. -15. (canceled)
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16. A regulated high side gate driver circuit for power transistors, comprising:
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a gate driver comprising a high side positive supply voltage port and a high side negative supply voltage port; and a floating voltage regulator comprising; a positive regulator input, connectable to a high side DC voltage supply; a regulated DC voltage output; a negative regulator input; a DC reference voltage generator configured to generate a DC reference voltage; and a regulation capacitor connected between positive and negative terminals of the DC reference voltage generator, and configured to suppress noise and ripple within the generated DC reference voltage, wherein the negative regulator input is connected to the high side negative supply voltage port and the regulated DC voltage output is connected to the high side positive supply voltage port of the gate driver. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34)
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Specification