40CPQ035/40CPQ040/40CPQ045
Schottky Rectifier, 2 x 20 A
Vishay High Power Products
I
F
- Instantaneous Forward Current (A)
1000
1000
T
J
= 150 °C
I
R
- Reverse Current (mA)
100
10
1
0.1
0.01
0.001
100
T
J
= 125 °C
T
J
= 100 °C
T
J
= 75 °C
T
J
= 50 °C
T
J
= 25 °C
10
T
J
= 150 °C
T
J
= 125 °C
T
J
= 25 °C
1
0.1
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0
5
10
15
20
25
30
30
40
45
V
FM
- Forward Voltage Drop (V)
Fig. 1 - Maximum Forward Voltage Drop Characteristics
(Per Leg)
10 000
V
R
- Reverse Voltage (V)
Fig. 2 - Typical Values of Reverse Current vs.
Reverse Voltage (Per Leg)
C
T
- Junction Capacitance (pF)
T
J
= 25 °C
1000
100
0
10
20
30
40
50
V
R
- Reverse Voltage (V)
Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage (Per Leg)
Z
thJC
- Thermal Impedance (°C/W)
10
1
P
DM
0.1
D = 0.50
D = 0.33
D = 0.25
D = 0.17
D = 0.08
t
1
t
2
0.01
Single pulse
(thermal resistance)
0.001
0.00001
Notes:
1. Duty factor D = t
1
/t
2
2. Peak T
J
= P
DM
x Z
thJC
+ T
C
0.0001
0.001
0.01
0.1
1
10
100
t
1
- Rectangular Pulse Duration (s)
Fig. 4 - Maximum Thermal Impedance Z
thJC
Characteristics (Per Leg)
Document Number: 93336
Revision: 21-Aug-08
For technical questions, contact: diodes-tech@vishay.com
www.vishay.com
3
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