C&H Technology 50PF(R)...(W) Series - Manual (Page 5)

www.vishay.com For technical questions, contact: [email protected] Document Number: 93516
4 Revision: 01-Oct-08
50PF(R)...(W) Series
Vishay High Power Products Standard Recovery Diodes,
Generation 2 DO-5 (Stud Version), 50 A
Fig. 4 - Forward Power Loss Characteristics
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
Characteristics
Average Forward Current (A)
Maximum Allowable Forward Power Loss (W) 0 30 60 90 120 150 180
1
K/W
1.5 K/W
2 K/W
0.7 K/
W
3 K/W
5 K/W
7 K/W
10 K/W
0
20
40
60
80
100
0 20 40 60 80
RMS Limit
Conduction Period
50PF(R) Series
Tj = 180°C
180°
120°
90°
60°
30°
DC
Maximum Allowable Ambient Temperature (°C)
200
300
400
500
600
700
800
1 10 100
At Any Rated Load Condition And With
Rated Vrrm Applied Following Surge.
50PF(R) Series
Initial Tj = 150°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Peak Haf Sine Wave Forward Current (A)
100
200
300
400
500
600
700
800
900
0.01 0.1 1
Maximum Non Repetitive Surge Current
Versus Pulse Train Duration.
50PF(R) Series
Initial Tj = 150°C
No Voltage Reapplied
Rated Vrrm Reapplied
Pulse Train Duration (s)
Peak Haf Sine Wave Forward Current (A)
1
10
100
1000
0 1 2 3 4
Tj = 25°C
50PF(R) Series
Tj = 180°C
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
0.01
0.1
1
0.0001 0.001 0.01 0.1 1 10
Steady State Value
RthJC = 0.51 K/W
(DC Operation)
50PF(R) Series
Square Wave Pulse Duration (s)
Transient Thermal Impedance Z
thJC
(K/W)