VS-80CPU02-F3 Datasheet, PDF (4/7 Pages) Vishay Siliconix – Ultrafast Rectifier, 2 x 40 A FRED Pt®

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180
170
160
DC
150
140
Square wave (D = 0.50)
130 ^{Rated VR applied}
120
See note (1)
110
0
10
20
30
40
50
60
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I_F(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
70
60
50
40
30
20
10
0
0
RMS limit
D = 0.01
D = 0.02
D = 0.05
D = 0.10
D = 0.20
D = 0.50
DC
10
20
30
40
50
60
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I_F(AV) - Average Forward Current (A)
Fig. 6 - Forward Power Loss Characteristics
VS-80CPU02-F3, VS-80CPU02-N3
Vishay Semiconductors
80
70
60
I_F = 40 A, T_J = 125 °C
50
40
I_F = 40 A, T_J = 25 °C
30
20
Average values
10
100
1000
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dI_F/dt (A/μs)
Fig. 7 - Typical Reverse Recovery Time vs. dI_F/dt
600
500
400
I_F = 40 A, T_J = 125 °C
300
200
I_F = 40 A, T_J = 25 °C
100
0
100
1000
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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 = Rated V_R
Revision: 30-Sep-11
4
Document Number: 93457
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