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DRD420D Datasheet(PDF) 5 Page - Dynex Semiconductor

Part # DRD420D
Description  Rectifier Diode
PDF  7 Pages
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Manufacturer  DYNEX [Dynex Semiconductor]
Direct Link  http://www.dynexsemi.com
Logo DYNEX - Dynex Semiconductor

DRD420D Datasheet(HTML) 5 Page - Dynex Semiconductor

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DRD420D
Fig.5 Maximum (limit) transient thermal impedance -
junction to case
Fig.4 Series multi-cycle surge current
10
1
0.1
0.01
0.001
Time - (s)
0.1
0.01
0.001
0.0001
Double side cooled
Anode side cooled
100
Conduction
d.c.
Halfwave
3 phase 120˚
6 phase 60˚
Effective thermal resistance
Junction to case ˚C/W
Double side
0.0130
0.0141
0.0170
0.0200
Anode side
0.0250
0.0261
0.0290
0.0320
Fig.5 Sub-cycle surge curves
0
10
20
30
40
50
60
70
80
0
102030405060
Number of cycles @ 50Hz
Surge current (VR = 0)
Surge current (VR = 50% VRRM)
0
20
40
60
80
100
120
140
160
0
5
10
15
20
25
30
35
40
110
Pulse length, half sine wave - (ms)
9
8
7
6
5
4
3
2
IFSM (VR = 0)
IFSM (VR = 50% VRRM)
I2t (VR = 0)
I2t (VR = 50% VRRM)



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