IRAM256-1067A
10
8
V+=320V
V+=400V
6
4
TC = 90ºC
TC = 100ºC
TC = 125ºC
2
0
0
2
4
6
8
10
12
14
16
18
20
PWM Sw itching Frequency - kHz
Figure 4. Maximum Sinusoidal Phase Current vs. PWM Switching Frequency
Sinusoidal Modulation, TJ=150°C, MI=0.8, PF=0.6, fmod=50Hz
8
7
6
5
4
FPWM = 6kHz
FPWM = 10kHz
FPWM = 16kHz
3
2
V+=320V
V+=400V
1
0
1
10
100
Modulation Frequency - Hz
Figure 5. Maximum Sinusoidal Phase Current vs. Modulation Frequency
Sinusoidal Modulation, TJ=150°C, TC=100°C, MI=0.8, PF=0.6
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May 14, 2014