User guide

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Document Number: 94534
4 Revision: 15-Oct-08
MBR20T100CT
Vishay High Power Products
High Performance
Schottky Generation 5.0,
2 x 10 A
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
Fig. 6 - Forward Power Loss Characteristics
Fig. 7 - Maximum Non-Repetitive Surge Current
Note
(1)
Formula used: T
C
= T
J
- (Pd + Pd
REV
) x R
thJC
;
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
Average Forward Current - IF
(AV)
(A)
Allowable Case Temperature (°C)
0 2 4 6 8 10 12 14 16
150
155
160
165
170
175
180
DC
Square wave (D=0.50)
80% rated Vr applied
see note (1)
Average Forward Current - I F
(AV)
(A)
Average Power Loss - (Watts)
0 3 6 9 12 15
0
3
6
9
180°
120°
90°
60°
30°
DC
RMS Limit
Square Wave Pulse Duration - t
p
(microsec)
Non-Repetitive Surge Current - IFSM(A)
10 100 1000 10000
100
1000