C&H Technology 300U(R) Series - Manual (Page 5)

www.vishay.com For technical questions, contact: [email protected] Document Number: 93508
4 Revision: 24-Jun-08
300U(R) Series
Vishay High Power Products Standard Recovery Diodes
(Stud Version), 300 A
Fig. 5 - Maximum Non-Repetitive Surge Current Fig. 6 - Maximum Non-Repetitive Surge Current
Fig. 7 - Forward Voltage Drop Characteristics
Fig. 8 - Thermal Impedance Z
thJC
Characteristic
Peak Half Sine Wave Forward Current (A)
Number Of Equal Amplitude Half Cycle Current Pulses (N)
1500
2000
2500
3000
3500
4000
4500
5000
5500
6000
1 10 100
300U(R) Series
Initial Tj = 200°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
At Any Rated Load Condition And With
Rated Vrrm Applied Following Surge.
Pulse Train Duration (s)
Peak Half Sine Wave Forward Current (A)
1500
2000
2500
3000
3500
4000
4500
5000
5500
6000
6500
7000
0.01 0.1 1
Maximum Non Repetitive Surge Current
300U(R) Series
Initial Tj = 200°C
No Voltage Reapplied
Rated Vrrm Reapplied
Versus Pulse Train Duration.
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
10
100
1000
10000
0 0.5 1 1.5 2 2.5 3
300U(R) Series
Tj = 25°C
Tj = 200°C
Square Wave Pulse Duration (s)
Transient Thermal Impedance Z
thJC
(K/W)
0.001
0.01
0.1
1
0.0001 0.001 0.01 0.1 1 10
300U(R) Series
Steady State Value
RthJC = 0.18 K/W
(DC Operation)