VS-1N1183, VS-1N3765, VS-1N1183A, VS-1N2128A Series
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Vishay Semiconductors
Revision: 12-Nov-15
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Document Number: 93492
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Fig. 9 - Maximum Forward Voltage vs. Forward Current,
1N1183A Series
Fig. 10 - Maximum Non-Repetitive Surge Current vs.
Number of Current Pulses, 1N1183A Series
Fig. 11 - Maximum Non-Repetitive Surge Current vs.
Number of Current Pulses, 1N2128A Series
Fig. 12 - Maximum Allowable Case Temperature vs.
Average Forward Current, 1N2128A Series
Fig. 13 - Maximum Low Level Forward Power Loss vs.
Average Forward Current, 1N2128A Series
Fig. 14 - Maximum High Level Forward Power Loss vs.
Average Forward Current, 1N2128A Series
Instantaneous
Forward Current (A)
Instantaneous
Forward Voltage (V)
10
4
10
3
10
2
10
1
10
-1
1.5 20.50 1 2.5 3 3.5
T
J
= 25 °C
T
J
= 200 °C
Maximum Peak Half Sine Wave
Forward Current (Per Unit)
Number of Equal Amplitude
Current Pulses (N)
1246810204060
0.3
0.7
0.5
0.4
0.6
0.8
0.9
1.0
At any rated load condition and with
rated V
RRM
applied following surge
50 Hz
60 Hz
Series Per Unit Base-A
1N1183A 800
Maximum Peak Half Sine Wave
Forward Current (Per Unit)
Number of Equal Amplitude
Current Pulses (N)
1246810204060
0.3
0.7
0.5
0.4
0.6
0.8
0.9
1.0
At any rated load condition and with
rated V
RRM
applied following surge
50 Hz
60 Hz
Series Per Unit Base-A
1N2128A 900
Maximum Allowable Case Temperature (°C)
Average
Forward Current Over Full Cycle (A)
0102030 40 6050 70
60
140
100
80
120
160
180
200
9080 100
+Conduction Period
+120 °C & Wave
+60 °C & Wave
DC
+180 °C Wave
+180 °C Wave
Average
Forward Power Loss
Over Full Cycle (W)
Average
Forward Current Over Full Cycle (A)
0
40
20
10
30
50
60
70
01020304050
+120 °C & Wave
+60 °C & Wave
+180 °C Wave
+180 °C Wave
T
J
= 140 °C
+Conduction Period
DC
Average
Forward Power Loss
Over Full Cycle (W)
Average
Forward Current Over Full Cycle (A)
10
3
10
2
10
10
4
10
3
10
4
10
5
10
3
10
2
10
+90 °C & Wave
+60 °C & Wave
+180 °C Wave
+180 °C Wave
+Conduction
Period
T
J
= 140 °C
+60 °C & Wave
+120 °C & Wave
+180 °C Wave
+180 °C Wave
DC
DC