301U(R) Series
Vishay High Power Products
Standard Recovery Diodes
(Stud Version), 300 A
Maximum Avera ge F
orward P
ower Loss (W)
400
350
300
250
200
0.7
K/ W
180°
120°
90°
60°
30°
RMSLimit
R
t
A
hS
2
0.
W
K/
0.
3
K/
W
=
1
0.
W
K/
ta
el
-D
R
150
100
50
0
0
50
100
150
Conduction Angle
301U(R) S
eries
(1600V to 2000V)
T
J
= 180°C
200
250
300
1.5 K
/
3 K/ W
W
350
20
40
60
80 100 120 140 160 180
Average Forward Current (A)
Maximum Allowable Ambient T
emperature (°C)
Fig. 5 - Forward Power Loss Characteristics
550
500
450
400
350
300
250
RMSLimit
200
150
100
50
0
Conduc tion Period
0.7
K/
W
Maximum Average F
orward Power Los (W)
s
DC
180°
120°
90°
60°
30°
R
th
SA
=
0.
1
K/
W
0.
2
K/
W
-D
el
ta
R
0.3
K/
W
301U(R) S
eries
(1600V to 2000V)
T = 180°C
J
0
100
200
300
400
500
1.5 K/
W
3 K/ W
600 40
20
60
80 100 120 140 160 180
Average Forward Current (A)
Maximum Allowable Ambient T
emperature (°C)
Fig. 6 - Forward Power Loss Characteristics
Maximum Average F
orward Power L (W)
oss
450
400
350
300
250
200
150
100
50
0
0
50
100
150
200
250
300
20
Conduction Angle
180°
120°
90°
60°
30°
R Limit
MS
R
th
SA
0.
2
=
1
0.
K/
W
W
K/
ta
el
-D
0.
3
K/
W
R
0.7
K/ W
301U(R S
) eries (2500V)
T = 180°C
J
1.5 K
/
W
3 K/ W
40
60
80 100 120 140 160 180
Average Forward Current (A)
Maximum Allowable Ambient T
emperature (°C)
Fig. 7 - Forward Power Loss Characteristics
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Document Number: 93509
Revision: 23-Jun-08
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