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Calculation: 3-Phase Inverter - 180 Mode_SPWM

Operating Conditions
Vin [V_DC]: Iout [A_AC RMS]: N [No. of // FETs]: PF:

PWM Parameters
Ar [V]: Ac [V]: fs [Hz]: fsw [kHz]:

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

Circuit Parameters
Cin [F]: ESRin [Ω]:

Thermal Parameters
TA [C]: RthCA [°C/W]: TempCoeff [RDSon-TA Default]:

Calculated Parameters
V_Ph [V_RMS]: Ts [s]: Tsw [s]: D: Sout [VA]:
Pout [W]:

Measured Parameters & Test Conditions
Eon [mJ]: Eoff [mJ]: VD [VDS/VCE in V]: ID [IDS/ICE in A]: RG_EXT [Ω]:


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]

Select Mosfet Part [Q5]

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 [Q6]

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
  • Dead Time-1
  • STEP-2
  • Dead Time-2
  • STEP-3
  • Dead Time-3
  • STEP-4
  • Dead Time-4
  • STEP-5
  • Dead Time-5
  • STEP-6
  • Dead Time-6



Loading.. Phase Voltage Vs. Time
Van_RMS = 162.557 V
Vbn_RMS = 162.525 V
Vcn_RMS = 162.525 V


Loading.. Line Voltage Vs. Time
Vab_RMS = 281.539 V
Vbc_RMS = 281.482 V
Vca_RMS = 281.539 V


Loading.. Carrier, Reference Signal Vs. Time


Loading.. Q1_Parameters Vs. Time
Q1_VDS_RMS = 282.553 V
Q1_IDS_RMS = 7.078 A


Loading.. Q2_Parameters Vs. Time
Q2_VDS_RMS = 282.666 V
Q2_IDS_RMS = 7.080 A


Loading.. Q3_Parameters Vs. Time
Q3_VDS_RMS = 283.005 V
Q3_IDS_RMS = 7.069 A


Loading.. Q4_Parameters Vs. Time
Q4_VDS_RMS = 283.118 V
Q4_IDS_RMS = 7.067 A


Loading.. Q5_Parameters Vs. Time
Q5_VDS_RMS = 283.005 V
Q5_IDS_RMS = 7.066 A


Loading.. Q6_Parameters Vs. Time
Q6_VDS_RMS = 282.666 V
Q6_IDS_RMS = 7.074 A


Loading.. VGS Vs. Time


Loading.. VDS Vs. Time
Q1_VDS_RMS = 282.553 V
Q2_VDS_RMS = 282.666 V
Q3_VDS_RMS = 283.005 V
Q4_VDS_RMS = 283.118 V
Q5_VDS_RMS = 283.005 V
Q6_VDS_RMS = 282.666 V


Loading.. IDS Vs. Time
Q1_IDS_RMS = 7.078 A
Q2_IDS_RMS = 7.080 A
Q3_IDS_RMS = 7.069 A
Q4_IDS_RMS = 7.067 A
Q5_IDS_RMS = 7.066 A
Q6_IDS_RMS = 7.074 A


Loading.. PowerLoss Vs. Time

Q1_PowerLoss_Avg = 0.055 W
Q2_PowerLoss_Avg = 0.055 W
Q3_PowerLoss_Avg = 0.055 W
Q4_PowerLoss_Avg = 0.055 W
Q5_PowerLoss_Avg = 0.055 W
Q6_PowerLoss_Avg = 0.055 W