80EBU02_11 Datasheet, PDF (4/8 Pages) Vishay Siliconix – Ultrafast Soft Recovery Diode, 80 A FRED Pt

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180
160
140
DC
120
100 Square wave (D = 0.50)
80% Rated Vr applied
80
see note (1)
60
0 20 40 60 80 100 120
Average Forward Current - IF_(AV)(A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
VS-80EBU02
Vishay Semiconductors
70
IF = 160A
IF = 80A
60
IF = 40A
50
40
30
20 Vr = 160V
Tj = 125˚C
Tj = 25˚C
10
100
di _F /dt (A/µs )
1000
Fig. 7 - Typical Reverse Recovery Time vs. dI_F/dt
120
RMS Limit
100
80
60
D = 0.01
D = 0.02
40
D = 0.05
D = 0.10
D = 0.20
20
D = 0.50
DC
0
0 20 40 60 80 100 120
Average Forward Current - IF_(AV)(A)
Fig. 6 - Forward Power Loss Characteristics
1200
1000
Vr = 160V
Tj = 125˚C
Tj = 25˚C
800
IF = 160A
IF = 80A
IF = 40A
600
400
200
0
100
1000
di _F/dt (A/µs )
Fig. 8 - Typical Stored Charge vs. dI_F/dt
Note
(1) _{Formula used: TC = TJ - (Pd + PdREV) x RthJC;}
Pd = Forward power loss = I_F(AV) x V_FM at (I_F(AV)/D) (see fig. 6);
Pd_REV = Inverse power loss = V_R1 x I_R (1 - D); I_R at V_R1 = 80 % rated V_R
Revision: 15-Jun-11
4
Document Number: 93024
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