VS-MBRB735-M3 Datasheet, PDF (4/7 Pages) Vishay Siliconix – High frequency operation

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VS-MBRB735-M3, VS-MBRB745-M3
Vishay Semiconductors
150
140
DC
130 _{Square wave (D = 0.50)}
Rated V_R applied
See note (1)
120
0
2
4
6
8
10
12
I_F(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
1000
At any rated load condition
and with rated V_RRM applied
following surge
7
D = 0.75
6
D = 0.50
D = 0.33
5
D = 0.25
D = 0.20
4
RMS limit
3
DC
2
1
0
0
2
4
6
8
10
12
I_F(AV) - Average Forward Current (A)
Fig. 6 - Forward Power Loss Characteristics
100
10
100
1000
10 000
t_p - Square Wave Pulse Duration (µs)
Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg)
Note
(1) _{Formula used: TC = TJ - (Pd + PdREV) x RthJC;ï€} 
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 = Rated V_R
Revision: 03-Mar-14
4
Document Number: 94956
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