Datasheet

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Document Number: 94306
4 Revision: 09-Sep-09
MBRB20...CTPbF, MBR20...CT-1PbF
Vishay High Power Products
Schottky Rectifier, 2 x 10 A
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current (Per Leg)
Fig. 6 - Forward Power Loss Characteristics (Per Leg)
Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg)
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
= Rated V
R
100
110
120
130
140
150
Allowable Case Temperature (°C)
I
F
(
AV
)
- Average Forward Current (A)
4268 10 12 14 16
0
DC
See note (1)
Square wave (D = 0.50)
Rated V
R
applied
0
4
8
6
2
10
Average Power Loss (W)
I
F(AV)
- Average Forward Current (A)
4268 1610 12 140
DC
RMS limit
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
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