Datasheet

MUR1020CT, MURB1020CT, MURB1020CT-1
Bulletin PD-20738 rev. A 01/01
4
(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
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current
Fig. 6 - Forward Power Loss Characteristics
Average Power Loss ( Watts )
trr ( ns )
Qrr ( nC )
Average Forward Current - IF
(AV)
(A)
Allowable Case Temperature (°C)
Average Forward Current - IF
(AV)
(A)
Fig. 8 - Typical Stored Charge vs. di
F
/dt
Fig. 7 - Typical Reverse Recovery vs. di
F
/dt
di
F
/dt (A/µs )
di
F
/dt (A/µs )
0
1
2
3
4
5
6
7
012345678
DC
RMS Limit
D = 0.01
D = 0.02
D = 0.05
D = 0.1
D = 0.2
D = 0.5
10
20
30
40
50
100 1000
I F = 10 A
I
F = 5 A
V = 160V
T = 125˚C
T = 25˚C
R
J
J
0
20
40
60
80
100
120
140
160
100 1000
I F = 10 A
I
F = 5 A
V = 160V
T = 125˚C
T = 25˚C
R
J
J
130
140
150
160
170
180
02468
DC
Square wave (D = 0.50)
Rated Vr applied
see note (3)