SEMICONDUCTOR DEVICE AND OVERCURRENT PROTECTION DEVICE

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SEMICONDUCTOR DEVICE AND OVERCURRENT PROTECTION DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18605427 titled 'SEMICONDUCTOR DEVICE AND OVERCURRENT PROTECTION DEVICE

The semiconductor device described in the abstract is designed to efficiently drive a load while monitoring the current flowing through the output element.

Output element switches on and off based on a drive signal to control the load.
Current monitoring element tracks the current passing through the output element.
Capacitor connects the gates of the output element and the current monitoring element.
Current detection resistor converts the sense current output into a voltage signal.
Overcurrent detection circuit compares the sense current detection signal with a reference voltage to identify overcurrent conditions.

Potential Applications: - Power management systems - Motor control applications - Battery charging circuits

Problems Solved: - Efficient load driving - Real-time current monitoring - Overcurrent protection

Benefits: - Enhanced system reliability - Improved load control accuracy - Increased safety in high-power applications

Commercial Applications: Title: "Advanced Semiconductor Device for Precise Load Control" This technology can be utilized in industries such as automotive, industrial automation, and renewable energy for efficient power management and precise load control.

Questions about the technology: 1. How does the current monitoring element contribute to the overall functionality of the semiconductor device? 2. What are the key advantages of using a capacitor to connect the gates of the output element and the current monitoring element?

Original Abstract Submitted

A semiconductor device includes an output element configured to switch on and off according to a drive signal to drive a load, a current monitoring element configured to monitor a current flowing through the output element, and a capacitor having one end connected to a gate of the output element and another end connected to a gate of the current monitoring element. The semiconductor device further includes a current detection resistor configured to output a sense current detection signal obtained by converting a sense current output from the current monitoring element into a voltage, and an overcurrent detection circuit configured to detect an overcurrent state of the output element, by comparing the sense current detection signal with a reference voltage.