Taiwan semiconductor manufacturing company, ltd. (20240338044). VOLTAGE REFERENCE CIRCUIT AND POWER SUPPLY CIRCUIT BASED ON SAME simplified abstract
Contents
VOLTAGE REFERENCE CIRCUIT AND POWER SUPPLY CIRCUIT BASED ON SAME
Organization Name
taiwan semiconductor manufacturing company, ltd.
Inventor(s)
Bei-Shing Lien of Hsinchu (TW)
VOLTAGE REFERENCE CIRCUIT AND POWER SUPPLY CIRCUIT BASED ON SAME - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240338044 titled 'VOLTAGE REFERENCE CIRCUIT AND POWER SUPPLY CIRCUIT BASED ON SAME
The abstract of the patent application describes an integrated circuit that includes temperature-sensitive devices generating voltages, with an output terminal producing a reference voltage that is the sum of these voltages. A low-dropout regulator in the circuit controls a power regulating transistor to generate a supply voltage.
- The integrated circuit includes temperature-sensitive devices generating voltages that change with temperature.
- The output terminal produces a reference voltage that is the sum of the voltages from the temperature-sensitive devices.
- A low-dropout regulator in the circuit controls a power regulating transistor to generate a supply voltage.
- The first voltage increases with temperature, while the second voltage decreases with temperature.
- The power regulating transistor's channel connects the first and second supply voltages.
Potential Applications: - This technology can be used in various electronic devices that require stable and regulated power supplies. - It can be applied in temperature-compensated voltage references for precision measurement equipment.
Problems Solved: - Provides a stable reference voltage despite temperature variations. - Ensures accurate and reliable power regulation in electronic circuits.
Benefits: - Improved performance and accuracy in electronic devices. - Enhanced reliability and stability in power supply systems.
Commercial Applications: Title: Temperature-Compensated Voltage Reference for Precision Electronics This technology can be utilized in precision measurement instruments, medical devices, and industrial automation systems to ensure accurate and stable power supplies, leading to improved overall performance and reliability.
Questions about the technology: 1. How does the integrated circuit maintain stability in the reference voltage despite temperature changes? - The integrated circuit uses temperature-sensitive devices to generate voltages that compensate for each other's variations, resulting in a stable reference voltage. 2. What are the key advantages of using a low-dropout regulator in this circuit? - The low-dropout regulator ensures efficient power regulation and minimizes voltage drops, leading to improved performance and reliability in electronic devices.
Original Abstract Submitted
an integrated circuit includes a first temperature-sensitive device configured to generate a first voltage, a second temperature-sensitive device configured to generate a second voltage, and an output terminal configured to generate a reference voltage which is a summation of the first voltage and the second voltage. the first voltage monotonically increases with an absolute temperature. the second voltage monotonically decreases with the absolute temperature. in the integrated circuit, a low-dropout regulator has a first input connected to the output terminal and an output connected to the gate of a power regulating transistor. the channel of the power regulating transistor is connected between a first terminal configured to receive a first supply voltage and a second terminal configured to generate a second supply voltage.
