MBRS140TRPbF
Bulletin PD-20404 07/04
160
150
DC
140
130
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
120
110
100 Square wave (D = 0.50)
90 Rated Vr applied
80 see note (2)
70
0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6
Average Forward Current - I F(AV) (A)
Fig. 4 - Maximum Average Forward Current
Vs. Allowable Lead Temperature
1000
1
D = 0.20
D = 0.25
0.8 D = 0.33
D = 0.50
D = 0.75
0.6
RMS Limit
0.4
DC
0.2
0
0 0.3 0.6 0.9 1.2 1.5
Average Forward Current - I F(AV) (A)
Fig. 5 - Maximum Average Forward Dissipation
Vs. Average Forward Current
100
At Any Rated Load Condition
And With rated Vrrm Applied
Following Surge
10
10
100
1000
10000
Square Wave Pulse Duration - Tp
Fig. 6 - Maximum Peak Surg(eMFicorrowsaercd) Current Vs. Pulse Duration
(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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