English
Language : 

UFB200FA40P_10 Datasheet, PDF (4/8 Pages) Vishay Siliconix – Insulated Ultrafast Rectifier Module, 200 A
UFB200FA40P
Vishay Semiconductors
Insulated Ultrafast
Rectifier Module, 200 A
160
140
120
100
80
DC
60
Square wave (D = 0.50)
40 Rated VR applied
20 See note (1)
0
0
40
80 120 160 200 240
IF(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current (Per Leg)
160
140
120
100
RMS limit
80
60
40
20
0
0
D = 0.01
D = 0.02
D = 0.05
D = 0.10
D = 0.20
DC
D = 0.50
20 40 60 80 100 120 140 160
IF(AV) - Average Forward Current (A)
Fig. 6 - Forward Power Loss Characteristics (Per Leg)
250
VR = 200 V
TJ = 125 °C
TJ = 25 °C
200
150
IF = 150 A
IF = 75 A
100
50
100
1000
dIF/dt (A/µs)
Fig. 7 - Typical Reverse Recovery Time vs. dIF/dt
5000
4500
4000
3500
3000
VR = 200 V
TJ = 125 °C
TJ = 25 °C
IF = 150 A
IF = 75 A
2500
2000
1500
1000
500
0
100
1000
dIF/dt (A/µs)
Fig. 8 - Typical Stored Charge vs. dIF/dt
Note
(1) Formula used: TC = TJ - (Pd + PdREV) x RthJC;
Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6);
PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = 80 % rated VR
www.vishay.com
4
For technical questions within your region, please contact one of the following: Document Number: 94088
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
Revision: 21-Jul-10