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Calculation: H-Bridge Inverter

Enter Inverter Data
Vin [V]: fs [Hz]: fsw [Hz]: R [Ω]: Lout [H]:
DCRout [Ω]: Cin [F]: ESRin [Ω]: N [No. of // FETs]:

Enter Gate Driver Data
Vgdrive [V]: Rg_Ext [Ω]: Rpu [Ω]: Rpd [Ω]: Tdead [s]:

Enter Thermal Data
TJ_Q1 [°C]: TJ_Q2 [°C]: TJ_Q3 [°C]: TJ_Q4 [°C]: RthCA_Q1 [°C/W]:
RthCA_Q2 [°C/W]: RthCA_Q3 [°C/W]: RthCA_Q4 [°C/W]: TempCoeff [Rdson-TC Default]:


Select Your Power Devices
Use parametric data from datasheet tables        Add measurement data from datasheet graphs

Select Mosfet Part [Q1]

Material Qualification
RDSON [Ohm] - Mounting
VDS [V] Package Area [mm2] -



   OR   

Note: Configuration, VDS [V], RDSon [mOhm] (Typ/Max), Vth_Max [V], Vgp_Typ [V]

Select Mosfet Part [Q2]

Material Qualification
RDSON [Ohm] - Mounting
VDS [V] Package Area [mm2] -



   OR   

Note: Configuration, VDS [V], RDSon [mOhm] (Typ/Max), Vth_Max [V], Vgp_Typ [V]

Select Mosfet Part [Q3]

Material Qualification
RDSON [Ohm] - Mounting
VDS [V] Package Area [mm2] -



   OR   

Note: Configuration, VDS [V], RDSon [mOhm] (Typ/Max), Vth_Max [V], Vgp_Typ [V]

Select Mosfet Part [Q4]

Material Qualification
RDSON [Ohm] - Mounting
VDS [V] Package Area [mm2] -



   OR   

Note: Configuration, VDS [V], RDSon [mOhm] (Typ/Max), Vth_Max [V], Vgp_Typ [V]


Converter Steady State Waveforms (assuming ideal switches)


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  • STEP-1
  • STEP-2
  • STEP-3
  • STEP-4



Loading.. Vin, Vout, Iout Vs. Time
Vout_RMS = 107.209 A
Iout_RMS = 4.919 A


Loading.. Iin, ICin Vs. Time
Iin_RMS = 4.860 A
ICin_RMS = 7.339 A


Loading.. Q1_Q2_Parameters Vs. Time
Q1_VDS_RMS = 76.798 V
Q1_IDS_RMS = 3.968 A


Loading.. Q3_Q4_Parameters Vs. Time
Q3_VDS_RMS = 87.948 V
Q3_IDS_RMS = 3.437 A


Loading.. VGS Vs. Time


Loading.. VDS Vs. Time
Q1_VDS_RMS = 76.798 V
Q2_VDS_RMS = 76.798 V
Q3_VDS_RMS = 87.948 V
Q4_VDS_RMS = 87.948 V


Loading.. IDS Vs. Time
Q1_IDS_RMS = 3.968 A
Q2_IDS_RMS = 3.968 A
Q3_IDS_RMS = 3.437 A
Q4_IDS_RMS = 3.437 A


Loading.. PowerLoss Vs. Time