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UG8AT Datasheet, PDF (3/5 Pages) General Semiconductor – ULTRAFAST EFFICIENT PLASTIC RECTIFIER
RATINGS AND CHARACTERISTICS CURVES
(TA = 25 °C unless otherwise noted)
12
Resistive or Inductive Load
10
8
6
4
2
0
0
25 50 75 100 125 150 175
Ambient Temperature (°C)
Figure 1. Maximum Forward Current Derating Curve
1000
TC = 100 °C
8.3 ms Single Half Sine-Wave
100
10
1
10
100
Number of Cycles at 60 Hz
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
100
10
TJ = 25 °C
1
Pulse Width = 300 µs
1 % Duty Cycle
0.1
0.01
0.4
0.6
0.8
1.0
1.2
1.4
1.6
Instantaneous Forward Voltage (V)
Figure 3. Typical Instantaneous Forward Charateristics
UG(F,B)8AT thru UG(F,B)8DT
Vishay General Semiconductor
1000
100
10
TJ = 125 °C
TJ = 100 °C
1
TJ = 25 °C
0.1
0.01
0
20
40
60
80
100
Percent of Rated Peak Reverse Voltage (%)
Figure 4. Typical Reverse Charateristics
60
IF = 4.0 A
VR = 30 V
50
dI/dt = 150 A/µs
40
30
dI/dt = 100 A/µs
20 A/µs
50 A/µs
100 A/µs
50 A/µs
20
10
0
0
150 A/µs
20 A/µs
trr
Qrr
25 50 75 100 125 150 175
Junction Temperature (°C)
Figure 5. Reverse Switching Characteristics
100
TJ = 25 °C
f = 1.0 MHz
Vsig = 50 mVp-p
10
1
0.1
1
10
100
Reverse Voltage (V)
Figure 6. Typical Junction Capacitance
Document Number: 88765 For technical questions within your region, please contact one of the following:
Revision: 09-Nov-07
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