V23990 P623 L82 D2 19

V23990-P623-L82-PM
DC Boost Application
flowBOOST 0
650V/50A
General conditions
BOOST
=
=
=
=
VGEon
VGEoff
Rgon
Rgoff
Figure 1.
Boost IGBT
400 V
0V
8Ω
8Ω
Figure 2.
Typical average static loss as a function of
input current IiRMS
Ploss=f(Iin)
Boost FWD
Typical average static loss as a function of
input current IiRMS
Ploss=f(Iin)
100
Ploss (W)
Ploss (W)
100
Vin/Vout=1
80
80
Vin/Vout=0,2
60
60
40
40
20
20
Vin/Vout=1
Vin/Vout=0,2
0
0
0
10
20
30
40
150
°C
Conditions:
Tj=
Ratio of input DC voltage to output DC voltage
parameter: Vin/Vout
from
0,2
in
0,2
Figure 3.
50
to
steps
Iin (A)
0
60
10
20
30
40
Conditions:
Tj=
150
°C
Ratio of input DC voltage to output DC voltage
parameter: Vin/Vout
from
0,2
in
0,2
Figure 4.
1,0
Boost IGBT
Typical average switching loss as a function of
input current
Ploss=f(Iin)
50
to
steps
Iin (A)
60
1,0
Boost FWD
Typical average switching loss as a function of
input current
Ploss=f(Iin)
Ploss (W)
60
Ploss (W)
180
fsw="to" kHz
fsw="to" kHz
150
50
120
40
90
30
60
20
30
10
fsw="from" kHz
fsw="from" kHz
0
0
0
Conditions:
Sw. freq.
10
20
Tj=
150
400
Vout =
fsw from
16
in steps of factor 2
copyright by Vincotech
30
40
50
Iin (A)
60
0
°C
V
Conditions:
kHz to
128
kHz
Sw. freq.
1
10
20
Tj=
150
Vout =
400
fsw from
16
in steps of factor 2
30
40
50
Iin (A)
60
°C
V
kHz to
128
kHz
Revision: 2.1
V23990-P623-L82-PM
DC Boost Application
flowBOOST 0
Figure 5.
per Leg
650V/50A
Figure 6.
Typical available input current as a function of
Vin/Vout
Iin=f(Vin/Vout)
per Leg
Typical available input current as a function of
switching frequency
Iin=f(fsw)
60
Iin (A)
Iin (A)
70
Th=60°C
Th=60°C
60
50
50
40
40
Th=100°C
30
Th=100°C
30
20
20
10
10
0
0
0,0
0,2
Conditions:
DC link=
parameter:
400
0,4
0,6
Tj= Tjmax-25°C
V
Heatsink temp.
Th from
in
0,8
fsw=
20
Vin/Vout
1,0
1
10
Conditions:
DC link=
kHz
parameter:
60
10
°C to
°C
100
steps
°C
Figure 7.
per Leg
400
100
Tj= Tjmax-25°C
V
Heatsink temp.
Th from
in
Vin
60
10
°C to
°C
250
V
100
steps
°C
Figure 8.
Typical available input current as a function of
fsw and Vin/Vout
Iin=f(fsw,Vin/Vout)
1000
fsw (kHz)
per Leg
Typical available electric input power as a function
of heatsink temperature
Pin=f(Th)
0,1
Pin (kW)
16
0,2
50,0-55,0
45,0-50,0
Vin/Vout
Iin (A)
0,3
"from" kHz
14
12
40,0-45,0
0,4
35,0-40,0
10
30,0-35,0
0,5
8
25,0-30,0
0,6
20,0-25,0
6
15,0-20,0
0,7
4
10,0-15,0
to" kHz
0,8
5,0-10,0
2
8
16
32
64
128
0,9
256
0
60
fsw (kHz)
Conditions:
Tj= Tjmax-25°C
DC link=
Th=
copyright by Vincotech
70
Conditions:
400 V
80 °C
Vin
Sw. freq.
2
80
90
Th ( o C)
100
Tj= Tjmax-25°C
250 V
fsw from
16
DC link=
kHz to
400 V
128
kHz
Revision: 2.1
V23990-P623-L82-PM
DC Boost Application
flowBOOST 0
Figure 9.
650V/50A
per Leg
efficiency (%)
Typical efficiency as a function of
input power
η=f(Pin)
100,0
99,5
"from" kHz
99,0
98,5
98,0
97,5
"to" kHz
97,0
96,5
96,0
0
3
6
9
Conditions:
Tj= Tjmax-25°C
Vin
parameter:
250 V
Sw. freq.
fsw from
copyright by Vincotech
16
12
P in (kW)
DC link=
400 V
kHz to
128 kHz
15
3
Revision: 2.1