UFB120FA60P Datasheet, PDF (4/7 Pages) Vishay Siliconix – Insulated Ultrafast Rectifier Module, 120 A

UFB120FA60P
Vishay High Power Products ^{Insulated Ultrafast}
Rectifier Module, 120 A
200
150
100
DC
50 _{Square wave (D=0.50)}
80% rated Vr applied
see note 1
0
0 20 40 60 80 100 120
Average Forward Current - I_F(AV) (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current (Per Leg)
250
Vr = 200V
200
If = 50A, 125°C
150
100
If = 50A, 25°C
50
100
1000
dI _F /dt (A/μs )
Fig. 7 - Typical Reverse Recovery Time vs. dI_F/dt
140
120
100
80
RMS Limit
60
40
DC
20
D = 0.2
D = 0.25
D = 0.33
D = 0.5
D = 0.75
0
0
30
60
90
Average Forward Current - I_F(AV) (A)
Fig. 6 - Forward Power Loss Characteristics (Per Leg)
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
2500
Vr = 200V
2000
1500
If = 50A, 125°C
1000
500
If = 50A, 25°C
0
100
1000
dI_F /dt (A/μs )
Fig. 8 - Typical Stored Charge vs. dI_F/dt
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4
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Document Number: 94565
Revision: 05-May-08