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PTC
Leveraging the full-chain synergy of its IDM model, crmicro provides core power solutions with fast response and precise temperature control for PTC heaters, helping customers achieve efficient and safe operation of vehicle heating systems.
Solution Overview
Targeting the electronic control system for automotive PTC heaters, the solution covers the following chain: variable-frequency power drive, auxiliary voltage regulation, and loop control. Integrating high-voltage IGBTs, SiC power MOSFETs and linear regulators, it achieves precise PTC power regulation, ensuring stable cabin heating control, and improving overall operating reliability and energy efficiency under low-temperature conditions.
Solution Advantages
  • Fourth-generation SiC MOSFET technology: world-leading for planar structure
  • Advanced Trench FS technology: excellent Vcesat & turn-off loss
  • Voltage regulation circuit: safe, reliable, highly versatile
Solution Overview
Solution Advantages
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