IRAMS10UP60B
70
60
I =6A
OUT
RMS
I =5A
50
OUT
RMS
I =4A
OUT
RMS
40
30
20
10
T = 150°C
J
Sinusoidal Modulation
0
0
2
4
6
8
10
12
14
16
18
20
PWM Switching Frequency - kHz
Figure 5. Total Power Losses vs. PWM Switching Frequency, Sinusoidal modulation
V+=400V , TJ=150°C, Modulation Depth=0.8, PF=0.6
80
70
T = 150°C
J
60
Sinusoidal Modulation
50
40
30
F = 12 kHz
PWM
20
F = 16 kHz
PWM
F = 20 kHz
PWM
10
0
0
1
2
3
4
5
6
7
8
Output Phase Current - ARMS
Figure 6. Total Power Losses vs. Output Phase Current, Sinusoidal modulation
VBUS=400V , TJ=150°C, Modulation Depth=0.8, PF=0.6
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