Switching Waveform(Pspice)

1. Switching Waveform(Pspice)
SiC BJT1 & SiC SBD1
All Rights Reserved Copyright (C) Bee Technologies Corporation 2009 1

2. Test circuit (SiC SBD1)
All Rights Reserved Copyright (C) Bee Technologies Corporation 2009 2
V2
500V
0
0
D1
D1N5817
D2
D1N5817
R1
50
0
R2
10
R3
5
U1
SBD1
V1
TD = 1.76u
TF = 10n
PW = 4.24u
PER = 200u
V1 = -53
TR = 10n
V2 = 15.62
L1
500u
IC = 8
1
2
U2
BJT1

3. Reverse-Recovery (IF=8A, VR=500V)
All Rights Reserved Copyright (C) Bee Technologies Corporation 2009 3
Time
0s 1.0us 2.0us 3.0us 4.0us 5.0us
1 V(U1:A,U1:K) 2 I(U1:A)
-600V
-400V
-200V
0V
200V
400V
600V
1
>>
-10A
-5A
0A
5A
10A
2
W(U1)
0W
50W
100W
SEL>>
PLOSS(PEAK)=25.122W
IF=8A
VR=500V

4. Test circuit (SiC BJT1)
All Rights Reserved Copyright (C) Bee Technologies Corporation 2009 4
V2
500V
0
0
D1
D1N5817
D2
D1N5817
R1
50
0
R2
10
R3
5
U1
SBD1
V1
TD = 1.76u
TF = 10n
PW = 4.24u
PER = 200u
V1 = -53
TR = 10n
V2 = 15.62
L1
500u
IC = 4
1
2
U2
BJT1

5. Switching Waveform (IC=8A, VCE=500V)
All Rights Reserved Copyright (C) Bee Technologies Corporation 2009 5
Time
0s 1.0us 2.0us 3.0us 4.0us 5.0us 6.0us 7.0us 8.0us
1 V(U2:COL,U2:EMTR) 2 I(U2:COL) 3 I(U2:BASE)
0V
-0.6KV
0.6KV
1
>>
-10A
-8A
-6A
-4A
-2A
0A
2A
4A
6A
8A
10A
2
-1.5A
-1.0A
-0.5A
0A
0.5A
1.0A
1.5A
3
W(U2)
0W
4.0KW
-2.0KW
SEL>>
PLOSS(PEAK)=2.215KW
Turn-On Turn-Off
PLOSS(PEAK)=3.0KW
IC=8A
VCE=500V
IB1=0.2A
IB2=-1.0A