30EPH03 Datasheet, PDF (4/7 Pages) International Rectifier – Ultrafast Rectifier

30EPH03
Bulletin PD-20059 rev. C 05/01
180
170
160
DC
150
140 ^{Square wave (D = 0.50)}
Rated Vr applied
130 _{see note (3)}
120
0 5 10 15 20 25 30 35 40 45
Average Forward Current - I _F(AV) (A)
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current
100
If = 30A, Tj = 25˚C
If = 30A, Tj = 125˚C
50
RMS Limit
40
30
20
10
DC
D = 0.01
D = 0.02
D = 0.05
D = 0.10
D = 0.20
D = 0.50
0
0 10 20 30 40 50
Average Forward Current - I _F(AV) (A)
Fig. 6 - Forward Power Loss Characteristics
1000
If = 30A, Tj = 125˚C
100
If = 30A, Tj = 25˚C
10
100
di _F /dt (A/µs )
1000
Fig. 7 - Typical Reverse Recovery vs. di _F /dt
10
100
di _F /dt (A/µs )
1000
Fig. 8 - Typical Stored Charge vs. di _F /dt
(3) Formula used: T_C = T_J - (Pd + Pd_REV) x R_thJC;
Pd = Forward Power Loss = I_F(AV) x V_FM @ (I_F(AV) / D) (see Fig. 6);
Pd_REV = Inverse Power Loss = V_R1 x I_R (1 - D); I_R @ V_R1 = rated V_R
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