V23990-P629-L43-PM application sheet DC Boost Application flowBOOST 0 1200 V / 50 A General conditions BOOST = 15 V VGEon VGEoff = = = Rgon Rgoff Figure 1. Typical average static loss as a function of input current IiRMS 0V 4Ω 4Ω Figure 2. Typical average static loss as a function of input current IiRMS IGBT Ploss=f(Iin) FWD Ploss=f(Iin) Ploss (W) 200 Ploss (W) 120 180 Vin/Vout=0,2 100 160 140 Vin/Vout=1 80 120 100 60 80 40 60 40 20 20 Vin/Vout=0,2 Vin/Vout=1 0 0 0 10 20 30 40 50 Iin (A) 0 60 150 °C Conditions: Tj= Ratio of input DC voltage to output DC voltage parameter: Vin/Vout from in 10 20 30 40 50 Iin (A) 60 Conditions: Tj= 150 °C Ratio of input DC voltage to output DC voltage 0,2 0,2 to steps 1,0 Figure 3. Typical average switching loss as a function of input current Ploss=f(Iin) parameter: Vin/Vout from in 0,2 0,2 to steps 1,0 Figure 4. Typical average switching loss as a function of input current Ploss=f(Iin) IGBT 12,0 Ploss (W) Ploss (W) 700 FWD 600 10,0 fsw="to" kHz fsw="to" kHz 500 8,0 400 6,0 300 4,0 200 2,0 100 fsw="from" kHz fsw="from" kHz 0 0 Conditions: Sw. freq. 10 20 Tj= 150 Vout = 700 fsw from 16 in steps of factor 2 copyright Vincotech 30 40 50 Iin (A) 0,0 60 0 °C V Conditions: kHz to 128 kHz Sw. freq. 1 10 20 Tj= 150 Vout = 700 fsw from 16 in steps of factor 2 30 40 50 Iin (A) 60 °C V kHz to 128 kHz 13. Apr.2015 / Revision: 1 V23990-P629-L43-PM application sheet DC Boost Application flowBOOST 0 Figure 5. Typical available input current as a function of Vin/Vout Figure 6. Typical available input current as a function of per Leg per Leg switching frequency Iin=f(fsw) 50 40 45 Iin (A) Iin=f(Vin/Vout) Iin (A) 1200 V / 50 A Th=60°C 35 Th=60°C 40 30 35 25 30 Th=100°C 25 20 20 Th=100°C 15 15 10 10 5 5 0 0,1 0,2 0,3 Conditions: 0,5 0,6 0,7 0,8 0 0,9 1,0 Vin/Vout 1 Tj= Tjmax-25°C DC link= parameter: 0,4 700 Conditions: V fsw= Heatsink temp. Th from 10 20 kHz DC link= parameter: in 60 °C to 100 10 °C steps Figure 7. Typical available input current as a function of °C 100 fsw (kHz) Tj= Tjmax-25°C 700 V Vin Heatsink temp. Th from in 500 V °C 60 °C to 100 10 °C steps Figure 8. Typical available electric input power as a function per Leg fsw and Vin/Vout Iin=f(fsw,Vin/Vout) 1000 per Leg of heatsink temperature Pin=f(Th) Iin (A) 20,0 Pin (kW) 0,10 0,20 18,0 "from" kHz 16,0 0,30 14,0 0,40 0,50 12,0 Vin/Vout 45,0-50,0 40,0-45,0 35,0-40,0 30,0-35,0 25,0-30,0 20,0-25,0 10,0 0,60 8,0 15,0-20,0 10,0-15,0 5,0-10,0 0,0-5,0 8 16 32 64 128 0,70 6,0 0,80 4,0 0,90 256 2,0 to" kHz 0,0 60 65 70 75 80 85 90 fsw (kHz) Conditions: Tj= Tjmax-25°C DC link= Th= copyright Vincotech Conditions: 700 V 80 °C Vin Sw. freq. 2 95 100 Th ( o C) Tj= Tjmax-25°C 500 V fsw from 16 DC link= kHz to 700 V 128 kHz 13. Apr.2015 / Revision: 1 V23990-P629-L43-PM application sheet DC Boost Application flowBOOST 0 Figure 9. Typical efficiency as a function of 1200 V / 50 A per Leg efficiency (%) input power η=f(Pin) 100,0 99,5 "from" kHz 99,0 98,5 98,0 97,5 97,0 "to" kHz 96,5 96,0 95,5 95,0 0 5 10 15 Conditions: Tj= Tjmax-25°C Vin parameter: 500 V Sw. freq. fsw from copyright Vincotech 16 20 25 P in (kW) DC link= 700 V kHz to 128 kHz 30 3 13. Apr.2015 / Revision: 1