18594207. FET DRIVER CIRCUIT simplified abstract (Qorvo US, Inc.)

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FET DRIVER CIRCUIT

Organization Name

Qorvo US, Inc.

Inventor(s)

Masashi Nogawa of Sachse TX (US)

FET DRIVER CIRCUIT - A simplified explanation of the abstract

This abstract first appeared for US patent application 18594207 titled 'FET DRIVER CIRCUIT

Simplified Explanation

The patent application describes a power switching system that includes a power transistor, a current buffer, and a gate driver circuit to control the switching of power.

  • The system consists of a power transistor with a control terminal, a first transistor terminal, and a second transistor terminal.
  • A current buffer, which includes a bipolar junction transistor, is connected across the control terminal and the first transistor terminal.
  • A gate driver circuit has two circuit branches connected to the base of the bipolar junction transistor, each with a switch for opening and closing the circuit branch.

Key Features and Innovation

  • Power transistor with control terminal, first transistor terminal, and second transistor terminal.
  • Current buffer with a bipolar junction transistor for control.
  • Gate driver circuit with two circuit branches for precise switching control.

Potential Applications

This technology can be used in various power electronics applications such as inverters, motor drives, and power supplies.

Problems Solved

This technology addresses the need for efficient and precise power switching in electronic systems.

Benefits

  • Improved efficiency in power switching.
  • Enhanced control over power flow.
  • Increased reliability in electronic systems.

Commercial Applications

Title: Advanced Power Switching System for Enhanced Efficiency in Electronic Devices This technology can be applied in industries such as renewable energy, electric vehicles, and industrial automation for improved performance and reliability.

Prior Art

Readers can explore prior art related to power switching systems, gate driver circuits, and power transistors in the field of power electronics.

Frequently Updated Research

Stay updated on the latest advancements in power transistor technology, gate driver circuits, and power switching systems for potential improvements in efficiency and performance.

Questions about Power Switching Systems

What are the key components of a power switching system?

A power switching system typically consists of a power transistor, a current buffer, and a gate driver circuit for precise control over power flow.

How does this technology improve efficiency in electronic devices?

This technology enhances efficiency by providing better control over power switching, reducing energy losses, and improving overall system performance.


Original Abstract Submitted

Embodiments of a power switching system are disclosed. In some embodiments, the system includes: a power transistor having a control terminal, a first transistor terminal, and a second transistor terminal; a current buffer that includes a bipolar junction transistor connected across the control terminal and the first transistor terminal, the bipolar junction transistor having a base; a gate driver circuit having a first circuit branch connected to the base of the bipolar junction transistor and a second circuit branch connected to the base of the bipolar junction transistor, wherein: the first circuit branch includes a first switch for opening and closing the first circuit branch; the second circuit branch includes a second switch for opening and closing the second circuit branch and a current source. In some embodiments, the power transistor is a Silicon Carbide field effect transistor or a Gallium Nitride field effect transistor.