18591480. PULSE WIDTH MODULATION CIRCUIT simplified abstract (STMicroelectronics International N.V.)

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PULSE WIDTH MODULATION CIRCUIT

Organization Name

STMicroelectronics International N.V.

Inventor(s)

Lionel Esteve of Coudoux (FR)

Loic Bourguine of Chateauneuf le rouge (FR)

PULSE WIDTH MODULATION CIRCUIT - A simplified explanation of the abstract

This abstract first appeared for US patent application 18591480 titled 'PULSE WIDTH MODULATION CIRCUIT

The abstract of this patent application describes a pulse width modulation circuit for a switched-mode power supply that is formed on a monolithic semiconductor substrate with a gallium nitride layer.

  • The circuit is designed to control a power transistor in the switched-mode power supply.
  • The use of a gallium nitride layer on the semiconductor substrate enhances the performance and efficiency of the circuit.
  • The pulse width modulation technique allows for precise control of the power transistor, improving overall power supply operation.
  • Integration of the circuit on a monolithic semiconductor substrate simplifies manufacturing and reduces costs.
  • The innovation combines advanced materials and circuit design to optimize power supply performance.

Potential Applications: - Power electronics - Renewable energy systems - Electric vehicles - Industrial automation - Consumer electronics

Problems Solved: - Improved efficiency in power supply operation - Enhanced control over power transistor - Cost-effective manufacturing process

Benefits: - Higher performance and efficiency - Cost savings in manufacturing - Enhanced control and reliability in power supply operation

Commercial Applications: Title: Advanced Pulse Width Modulation Circuit for Power Supplies This technology can be utilized in various industries such as power electronics, renewable energy, electric vehicles, and consumer electronics. The innovation offers improved efficiency, control, and cost savings, making it attractive for manufacturers looking to enhance their products.

Questions about Pulse Width Modulation Circuit for Switched-Mode Power Supply: 1. How does the gallium nitride layer on the semiconductor substrate impact the performance of the circuit?

  The gallium nitride layer enhances the efficiency and overall performance of the circuit by providing better conductivity and thermal properties compared to traditional materials.

2. What are the key advantages of using pulse width modulation in controlling the power transistor?

  Pulse width modulation allows for precise control over the power transistor, resulting in improved efficiency and performance of the switched-mode power supply.


Original Abstract Submitted

The present disclosure relates to a pulse width modulation circuit of a switched-mode power supply formed in and on a monolithic semiconductor substrate with a face coated with a gallium nitride layer, said circuit being adapted to control a power transistor of said switched-mode power supply.