User Manual
Document Number: 93508 For technical questions, contact: ind-modules@vishay.com
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Revision: 24-Jun-08 3
300U(R) Series
Standard Recovery Diodes
(Stud Version), 300 A
Vishay High Power Products
Fig. 1 - Current Ratings Characteristics Fig. 2 - Current Ratings Characteristics
Fig. 3 - Forward Power Loss Characteristics
Fig. 4 - Forward Power Loss Characteristics
Average Forward Current (A)
Maximum Average Forward Power Loss (W)
120
140
160
180
200
0 50 100 150 200 250 300 350
30°
60°
90°
120°
180°
Conduction Angle
300U(R) Series
RthJC (DC) = 0.18 K/W
Average Forward Current (A)
Maximum Average Forward Power Loss (W)
110
120
130
140
150
160
170
180
190
200
0 100 200 300 400 500
DC
30°
60°
90°
120°
180°
Conduction Period
300U(R) Series
RthJC (DC) = 0.18 K/W
Average Forward Current (A)
Maximum Average Forward Power Loss (W)
Maximum Allowable Ambient Temperature (°C)
0
50
100
150
200
250
300
350
400
0
RMS Limit
180°
120°
90°
60°
30°
Conduction Angle
300U(R)..D Series
Tj = 200°C
25 50 75 100 125 150 175 200
3 K/W
1.5 K/W
1 K/W
0.7 K/W
0.5 K/W
0.4 K/W
0.3 K/W
0.2 K/W
RthSA = 0.1 K/W - Delta R
0 50 100 150 200 250 300 350
Average Forward Current (A)
Maximum Average Forward Power Loss (W)
Maximum Allowable Ambient Temperature (°C)
25 50 75 100 125 150 175 200
3 K/W
1.5 K/
W
1
K/W
0.7 K/W
0.3 K/W
0.2 K/W
0.5 K/W
RthSA = 0.1 K/
W -
Delta R
0
50
100
150
200
250
300
350
400
450
500
0 100 200 300 400 50
0
DC
180°
120°
90°
60°
30°
RMS Limit
Conduction Period
300U(R) Series
Tj = 200°C