Power module integrated ringing suppression system based on PT symmetry principle

The invention discloses a power module integrated ringing suppression system based on a PT symmetry principle. Comprising a power module main loop and a ringing suppression loop based on a PT symmetry principle. The power module main loop comprises a substrate, clad copper and a chip; a ring suppres...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WANG LU, LI LONGNYU, ZHU GAOJIA, MEI YUNHUI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a power module integrated ringing suppression system based on a PT symmetry principle. Comprising a power module main loop and a ringing suppression loop based on a PT symmetry principle. The power module main loop comprises a substrate, clad copper and a chip; a ring suppression loop chip resistor, a chip inductor and a chip capacitor based on a PT symmetry principle; the power module power main loop RLC circuit and the ringing suppression loop RLC circuit are both series loops. According to the power module integrated ringing suppression system based on the PT symmetry principle, aiming at ringing suppression in the power module, the ringing suppression loop is integrated in the power module, and the RLC ringing suppression loop parameter and the power module main loop are in a PT symmetric singular breaking state; and the optimal ringing suppression effect is realized while the integrated design is realized. 本发明公开了一种基于PT对称原理的功率模块集成化振铃抑制系统。包括功率模块主回路和基于PT对称原理的振铃抑制回路;功率模块主回路包括基板、覆铜、芯片;