Datasheet

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Document Number: 94319
4 Revision: 05-Mar-10
VS-MBRS140TRPbF
Vishay High Power Products
Schottky Rectifier, 1.0 A
Fig. 5 - Maximum Average Forward Current vs.
Allowable Lead Temperature
Fig. 6 - Maximum Average Forward Dissipation vs.
Average Forward Current
Fig. 7 - Maximum Peak Surge Forward Current vs. Pulse Duration
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
70
80
100
110
120
130
150
160
140
Allowable
C
ase Temperature (°
C
)
I
F
(
AV
)
- Average Forward Current (A)
0.4
0.2
0.6
0.8
1.0
1.2
1.4
1.6
0
90
DC
See note (1)
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
Square wave (D = 0.50)
Rated V
R
applied
0
0.4
0.8
0.6
0.2
1.0
Average Power Loss (W)
I
F(AV)
- Average Forward Current (A)
0.3 0.6
1.50.9 1.2
0
DC
RMS limit
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
10
100
1000
I
FSM
- Non-Repetitive Surge Current (A)
t
p
- Square Wave Pulse Duration (µs)
100 1000
10 000
10
At any rated load condition
and with rated V
RRM
applied
following surge