理想TOP2·2025-06-16 14:37Core Viewpoint - Li Auto has unveiled its self-developed high-voltage silicon carbide (SiC) power module, LPM, which enhances the efficiency and range of its electric vehicles, particularly the upcoming Li Auto i8 model [1][6]. Group 1: Enhancements in Electric Vehicle Range - The new SiC power module technology increases the range of the Li Auto i8 by approximately 6%, translating to an additional 40 kilometers compared to traditional IGBT modules [6]. - Further optimizations in the technology can yield an additional 1% increase in range, adding around 7 kilometers to the i8's total range [6]. - The focus on minimizing "system parasitic inductance" is crucial, as it directly impacts the efficiency of energy conversion in electric vehicles [7]. Group 2: Space Optimization in Vehicle Design - Li Auto's SiC module features an innovative internal window design that eliminates the need for bulky external power terminals, effectively reducing the module's footprint by half and decreasing its Y-axis dimension by 40mm [10][11]. - This space-saving design significantly enhances passenger comfort, particularly in the rear seating area, allowing for more legroom and a more spacious feel [11]. Group 3: Advanced Semiconductor Packaging Technology - The manufacturing of the SiC power module involves complex semiconductor packaging techniques, ensuring high performance and safety for users [12]. - Li Auto employs a rigorous testing and validation system that exceeds industry standards, incorporating advanced visual and electrical inspection technologies to maintain quality consistency during mass production [12].