C&H Technology VS-UFB250FA60 - Manual (Page 4)

VS-UFB250FA60
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Vishay Semiconductors
Revision: 27-Jun-11 3 Document Number: 93626
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Fig. 1 - Typical Forward Voltage Drop vs.
Instantaneous Forward Current(Per Leg)
Fig. 2 - Typical Reverse Current vs.
Reverse Voltage (Per Leg)
Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage
Fig. 4 - Maximum Thermal Impedance Z
thJC
Characteristics (Per Leg)
1
10
T
J
= 25 °C
0
V
F
- Forward Voltage Drop (V)
I F
- Instantaneous Forwar
d Current (A) 100
1000
0.5 1.0 1.5 2.0 2.5
T
J
= 175 °C
T
J
= 150 °C
0.01
0.1
1
10
100
0 200 300
V
R
- Reverse Voltage (V)
I R
- Re
ver
se Current (µA)
400 500 600 100
0.001
0.0001
1000
T
J
= 25 °C
T
J
= 150 °C
T
J
= 175 °C
1000
10 100 1000
10
V
R
- Reverse Voltage (V)
C
T
- J
unction Capacitance (pF)
100
0.01
0.1
0.0001 0.001 0.01 0.1 1
t
1
- Rectangular Pulse Duration (s)
Z
thJC
- Thermal Impedance (°C/W)
.
.
P
DM
t
1
t
2
Notes:
1. Duty factor D = t
1
/t
2
2. Peak T
J
= P
DM
x Z
thJC
+ T
C
1
Single pulse
(thermal resistance)
DC
10