MURB2020CT データシートの表示（PDF） - International Rectifier
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MURB2020CT Datasheet PDF : 8 Pages
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MUR2020CT, MURB2020CT, MURB2020CT-1
Bulletin PD-20729 rev. B 01/01
180
170
DC
160
150
Square wave (D = 0.50)
Rated Vr applied
140
see note (2)
130
0
3
6
9 12 15
Average Forward Current - IF(AV)(A)
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current
15
RMS Limit
12
9
D = 0.01
6
D = 0.02
D = 0.05
D = 0.1
3
D = 0.2
D = 0.5
DC
0
0
3
6
9
12 15
Average Forward Current - IF(AV)(A)
Fig. 6 - Forward Power Loss Characteristics
50
IF = 20 A
IF = 10 A
40
IF = 5 A
30
20
10
VR = 160V
TJ = 125˚C
TJ = 25˚C
0
100
1000
di F /dt (A/µs )
Fig. 7 - Typical Reverse Recovery vs. di F /dt
250
200
150
IF = 20 A
IF = 10 A
IF = 5 A
VR = 160V
TJ = 125˚C
TJ = 25˚C
100
50
0
100
1000
di F /dt (A/µs )
Fig. 8 - Typical Stored Charge vs. di F /dt
(3) Formula used: TC = TJ - (Pd + PdREV) x RthJC ;
Pd = Forward Power Loss = IF(AV) x VFM @ (IF(AV) / D) (see Fig. 6);
PdREV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1 = rated VR
4
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