VS-MBR3045CTPbF, VS-MBR3045CT-N3
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Vishay Semiconductors
Revision: 26-Aug-11
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Document Number: 94292
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Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current (Per Leg)
Fig. 6 - Forward Power Loss Characteristics (Per Leg)
Fig. 7 - Maximum Non-Repeti
tive Surge Current (Per Leg)
Note
(1)
Formula used: TC
= T
J
- (Pd + Pd
REV) x RthJC;
Pd = Forward power loss = IF(AV)
x V
FM
at (I
F(AV)/D) (see fig. 6);
PdREV
= Inverse power loss = V
R1
x I
R
(1 - D); I
R
at V
R1
= Rated V
R
015510
20
25
IF(AV)
- Average Forward Current (A)
Allowable Case Temperature (°C)
120Square wave (D = 0.50)Rated V
R
applied
6
See note (1)
150
100
140
DC
110
130
0
0155
10
20
25
Average Power Loss (W)
IF(AV)
- Average Forward Current (A)
3
15
9
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
12
RMS limit
DC
100 1000
tp
- Square Wave Pulse Duration (μs)
I
FSM
- Non-Repetitive Surge Current (A)
100
10 000
10
1000
At any rated load condition
and with rated VRRM
applied
following surge