Abstract
A multi-stage low-voltage (LV) electromagnetic compatibility (EMC) filter topology independently suppresses common-mode (CM) and differential-mode (DM) high-frequency noise in automotive e-powertrain inverters. The circuit implements structural staging combined with damping resistors to enable frequency-specific noise attenuation. By partitioning the filter into three distinct DM stages and two distinct CM stages, the architecture allows precise, independent tuning across low, middle, and high-frequency spectrums without causing negative resonance or affecting adjacent bands.
Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.
Recommended Citation
"A Multi-Stage Low-Voltage Electromagnetic Compatibility (EMC) Filter Topology for Powertrain Inverters", Technical Disclosure Commons, (September 21, 2026)
https://www.tdcommons.org/dpubs_series/11781