MBRD320 データシートの表示（PDF） - International Rectifier
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MBRD320 Datasheet PDF : 6 Pages
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MBRD320, MBRD330, MBRD340
Bulletin PD-20756 rev. F 05/06
160
150
DC
140
130
120 Square wave (D = 0.50)
80% Rated Vr applied
110 see note (2)
100
0
1
2
3
4
5
Average Forward Current - I F(AV) (A)
Fig. 5 - Maximum Allowable Case Temperature
Vs. Average Forward Current
1000
2.5
2
DC
1.5 RMS Limit
1
D = 0.20
D = 0.25
D = 0.33
0.5
D = 0.50
D = 0.75
0
0
1
2
3
4
5
Average Forward Current - I F(AV)
Fig. 6 - Forward Powe(Ar )Loss Characteristics
100
At Any Rated Load Condition
And With rated Vrrm Applied
Following Surge
10
10
100
1000
10000
Square Wave Pulse Duration - t p (microsec)
Fig. 7 - Maximum Non-Repetitive Surge Current
(2) Formula used: TC = TJ - (Pd + PdREV) x RthJC ;
Pd = Forward Power Loss = IF(AV) x VFM @ (IF(AV) / D) (see Fig. 6);
PdREV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1 = 80% rated VR
4
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