DCR3910Y22 View Datasheet(PDF) - Dynex Semiconductor
Part Name
Description
Manufacturer
DCR3910Y22 Datasheet PDF : 9 Pages
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SEMICONDUCTOR
DCR1840Y85
130
120
110
100
90
80
70
60
50
40
30
20
10
0
0
d.c.
180
120
90
60
30
500 1000 1500 2000 2500 3000 3500
Mean on-state current, IT(AV) - (A)
Fig.7 Maximum permissible case temperature,
double side cooled – rectangular wave
25
20
Double Side Cooling
Anode Side Cooling
Cathode Sided Cooling
15
130
120
110
100
90
80
70
60
50
40
30
20
10
0
0
d.c.
180
120
90
60
30
500 1000 1500 2000 2500 3000 3500
Mean on-state current, IT(AV) - (A)
Fig.8 Maximum permissible heatsink temperature,
double side cooled – rectangular wave
Double side cooledRi (° C/kW)
Ti (s)
Anode side cooled Ri (° C/kW)
Ti (s)
Cathode side cooleRdi (° C/kW)
Ti (s)
Zth = Σ [Ri x ( 1-exp. (t/ti))] [1]
1
0.612
2
1.7721
3
4
3.1053 2.8608
0.010332 0.056415 0.333082 1.6323
0.7009 1.9388
3.61 7.1383
0.011328 0.065993 0.419695 9.0612
0.6728 2.0168 1.7306 18.6391
0.010954 0.065544 0.30379 5.7274
10
5
0
0.001
∆Rth(j-c) Conduction
Tables show the increments of thermal resistance Rth(j-c) when the device
operates at conduction angles other than d.c.
0.01
0.1
1
Time ( s )
Double side cooling
Anode Side Cooling Cathode Sided Cooling
∆Zth (z)
∆Zth (z)
∆Zth (z)
θ° sine.
180 0.94
rect.
θ° sine.
rect.
0.65
180 0.94
0.64
θ° sine. rect.
180 0.94 0.64
120 1.09
0.92
120 1.08
0.91
120 1.08 0.91
10
100
90 1.24
1.07
90 1.23
1.06
90 1.24 1.06
60 1.38
1.23
60 1.37
1.22
60 1.37 1.22
30 1.49
1.40
30 1.47
1.38
30 1.48 1.39
15 1.54
1.49
15 1.52
1.47
15 1.53 1.48
Fig.9 Maximum (limit) transient thermal impedance – junction to case (° C/kW)
6/9
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