Patent ID: 11929346
Assignee: MITSUBISHI ELECTRIC CORPORATION
Field: Semiconductors (Electrical engineering)
Classification: CPC H  G | IPC H

Claim 10:
11. The method according to claim 9, characterized in that the gate to source or emitter voltage of the power semiconductor obtained using a pulse width modulator, the frequency of which is defined as:, F
    
     
      PWM
      ⁢
      _
     
     ⁢
     1000
    
   
   ≥
   
    VgL
    
     2
     ·
     0.1
     ·
     π
     ·
     Cin
     ·
     
      (
      
       Rg
       +
       Rgl
      
      )
     
    
   
  
  ,, where Cin is the input capacitance of the power semiconductor and Rg is the sum of a resistance connected to the gate and an input resistance of the power semiconductor, VgL is a voltage imposed across two switches that are controlled according to the pulse width modulator and that are linked through respective resistors to the positive and negative voltage rails of a gate driver that drives the power semiconductor.