MBR0540
Schottky Diode, 0.5 A
Vishay High Power Products
160
150
140
130
120
110
100
90
80
Square wave
See note (1)
0
0.2
0.4
0.6
0.8
DC
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
1
0.1
T
J
= 150 °C
T
J
= 125 °C
T
J
= 25 °C
0.01
0
0.2
0.4
0.6
0.8
1.0
Allowable Case Temperature (°C)
10
I
F
- Instantaneous
Forward Current (A)
V
FM
- Forward Voltage Drop (V)
Fig. 1 - Maximum Forward Voltage Drop Characteristics
(Per Leg)
100
I
F(AV)
- Average Forward Current (A)
Fig. 4 - Maximum Allowable Case Temperature vs.
Average Forward Current
0.4
I
R
- Reverse Current (mA)
Average Power Loss (W)
10
1
0.1
0.01
0.001
0.0001
T
J
= 150 °C
0.3
T
J
= 125 °C
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
T
J
= 100 °C
T
J
= 75 °C
T
J
= 50 °C
0.2
RMS limit
0.1
DC
T
J
= 25 °C
0
0
5
10
15
20
25
30
35
40
0
0.2
0.4
0.6
0.8
V
R
- Reverse Voltage (V)
Fig. 2 - Typical Values of Reverse Current vs.
Reverse Voltage (Per Leg)
1000
100
I
F(AV)
- Average Forward Current (A)
Fig. 5 - Forward Power Loss Characteristics
C
T
- Junction Capacitance (pF)
I
FSM
- Non-Repetitive
Surge Current (A)
100
10
T
J
= 25 °C
At any rated load condition
and with rated V
RRM
applied
following surge
1
10
0
10
20
30
40
10
100
1000
10 000
V
R
- Reverse Voltage (V)
Fig. 3 - Typical Junction Capacitance vs.
Reverse Voltage (Per Leg)
(1)
t
p
- Square Wave Pulse Duration (µs)
Fig. 6 - Maximum Non-Repetitive Surge Current
Note
Formula used: T
C
= T
J
- Pd x R
thJC
;
Pd = Forward power loss = I
F(AV)
x V
FM
at (I
F(AV)
/D) (see fig. 4)
Document Number: 93436
Revision: 22-Aug-08
For technical questions, contact: diodes-tech@vishay.com
www.vishay.com
3
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