JJE SiC (Silicon Carbide) Inverter

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E-Motor Controller

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JJE

SiC (Silicon Carbide) Inverter

The silicon carbide (SiC) inverter independently developed by Jing-Jin Electric adopts advanced third-generation wide-band gap semiconductor silicon carbide technology, which has the advantages of high switching frequency, high efficiency, and high power density. It implements Jing-Jin Electric's latest patented auxiliary power supply technology. This function can ensure the safe driving of the vehicle when the 24V low voltage is lost.

Main Feature

Silicon Carbide Technology
High Power Density
High Efficiency
Auxiliary Power Supply

Application

The product is suitable for pure electric and hybrid commercial vehicles.

Inverte Function

Hardware Function

High Power Density: 31kW/L
High Efficiency (99.3%)
EMC Filter
CAN FD Communication
Auxiliary Power Supply
High Compatibility: 12V / 24V Working Voltage

Software Function

Framework Based on ISO26262 Functional Safety Standard ASIL C/D
Real-time Torque Estimation
Automatic Torque Compensation
Active Anti-Shudder

Angle Tracking Observer (ATO)
Protection: Over Temperature, Over Voltage, Under Voltage, Over Current, Short Circuit, etc.
Back EMF Suppression Function
Auxiliary Power Supply Enables Free Towing and Safe Downhill

Inverter Specifications