VBO 25
Fig. 1 Surge overload current per diode
IFSM: Crest value, t: duration
Fig. 2 I2t versus time (1-10 ms)
per diode
Fig. 3 Max. forward current at case
temperature
Fig. 4 Power dissipation versus direct output current and ambient temperature
Fig. 5 Transient thermal impedance junction to heatsink per diode
IXYS reserves the right to change limits, test conditions and dimensions.
2-2
Constants for Z calculation:
thJK
i
R (K/W) t (s)
thi
i
1
0.775
2
1.390
3
1.055
0.0788
0.504
3.701
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