18604433. SEMICONDUCTOR DEVICE simplified abstract (LAPIS Technology Co., Ltd.)
Contents
SEMICONDUCTOR DEVICE
Organization Name
Inventor(s)
Tetsuo Oomori of Yokohama (JP)
SEMICONDUCTOR DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18604433 titled 'SEMICONDUCTOR DEVICE
The semiconductor device described in the abstract includes an output terminal for outputting an output voltage, a bipolar transistor that outputs a collector current to an output node, a bias current generation part that generates a bias current, a differential input part with a differential pair generating a control voltage, and a drive part with a current supply circuit and a second transistor controlling the potential of a third node according to the control voltage.
- Output terminal for outputting an output voltage
- Bipolar transistor outputting a collector current to an output node
- Bias current generation part generating a bias current
- Differential input part with a differential pair generating a control voltage
- Drive part with a current supply circuit and a second transistor controlling the potential of a third node
Potential Applications: - Semiconductor industry for electronic devices - Power management systems - Signal processing applications
Problems Solved: - Efficient bias current generation - Precise control of output voltage - Enhanced performance of semiconductor devices
Benefits: - Improved efficiency and performance - Enhanced control over output voltage - Increased reliability in electronic systems
Commercial Applications: Title: "Advanced Semiconductor Device for Enhanced Performance in Electronic Systems" This technology can be utilized in various electronic devices, power management systems, and signal processing applications, enhancing overall performance and efficiency in the semiconductor industry.
Questions about the technology: 1. How does the bias current generation part contribute to the overall performance of the semiconductor device? 2. What are the key advantages of using a bipolar transistor in the output stage of the device?
Original Abstract Submitted
A semiconductor device includes: an output terminal outputting an output voltage; a bipolar transistor outputting a collector current to an output node; a bias current generation part including a first node, a first constant current source, and a first transistor connected in parallel with the first constant current source, and generating a bias current; a differential input part including a differential pair and a second node, in which the differential pair generates at the second node a control voltage according to a difference between the reference voltage and the voltage corresponding to the output voltage; and a drive part including a current supply circuit, a third node, and a second transistor controlling a potential of the third node according to the control voltage. The first transistor controls the bias current according to the control voltage.
