Semiconductor Layout for Transistor and Drive Circuit Integration
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Solution Overview
Problem
There is a need to implement a space-saving configuration for the first transistor device, level shifter, and drive circuit to drive a second transistor device in electronic circuits, particularly in half-bridge circuits, where the existing designs often lack efficient integration and space optimization.
Innovation Solution
The electronic circuit integrates a first transistor device in an inner region of a semiconductor body with a level shifter and drive circuit in edge regions, where the level shifter is positioned closer to the inner region than the drive circuit, allowing for a compact and efficient layout that optimizes space usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If the first transistor device, level shifter, and drive circuit are integrated in separate regions of the semiconductor body, then the space-saving capability is improved, but the device complexity increases
Solution Approach 1:
The semiconductor body is divided into distinct functional regions: an inner region for the first transistor device and edge regions for the level shifter and drive circuit. This segmentation allows each component to be optimally positioned and sized, reducing overall area while maintaining functional independence and simplifying the integration process.
Solution Approach 2:
Different regions of the semiconductor body are assigned different functional qualities: the inner region accommodates the power transistor device requiring higher current handling, while the edge regions house the control circuits (level shifter and drive circuit) requiring lower current but precise signal processing. This local differentiation optimizes space utilization and reduces interference between components.
2Speed
If the level shifter is positioned closer to the inner region than the drive circuit, then the signal transmission efficiency is improved, but the manufacturing precision requirements increase
Solution Approach 1:
The level shifter is pre-positioned in the edge region adjacent to the inner region during the semiconductor fabrication process, establishing optimal signal transmission paths before final assembly. This preliminary positioning ensures minimal signal delay and reduced interference, while the standardized fabrication processes maintain acceptable manufacturing precision tolerances.
Data Source
AI summary
An electronic circuit is disclosed. The electronic circuit includes: a first transistor device integrated in an inner region of a first semiconductor body; a level shifter integrated in a level shifter region of the first semiconductor body, the level shifter region located in an edge region surrounding the inner region of the semiconductor body; and a drive circuit integrated in a drive circuit region in the edge region of the first semiconductor body, the drive circuit configured to receive a first input signal from a first input and drive the first transistor device based on the first input signal, the drive circuit region arranged closer to the inner region than the level shifter region.