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参数资料
| 型号： | 5SDD49H3000 |
| 厂商： | ABB SWITZERLAND LTD SEMICONDUCTORS |
| 元件分类： | 整流器 |
| 英文描述： | 4865 A, 3000 V, SILICON, RECTIFIER DIODE |
| 文件页数： | 3/5页 |
| 文件大小： | 72K |
| 代理商： | 5SDD49H3000 |
5SDD 49H3000
ABB s.r.o., Novodvorska 1768/138a, 142 21 Praha 4, Czech Republic
ABB s.r.o. reserves the right to change the data contained herein at any time without notice
TS - DV/150/04 Jul-10
3 of 5
Thermal Parameters
Value
Unit
double side cooling
8.0
K/kW
anode side cooling
14.5
Rthjc
Thermal resistance
junction to case
cathode side cooling
18.0
double side cooling
2.5
K/kW
Rthch
Thermal resistance
case to heatsink
single side cooling
5.0
Transient Thermal Impedance
i
1
2
3
4
τ
i ( s )
0.4406
0.1045
0.0092
0.0022
Ri( K/kW )
4.533
2.255
0.868
0.345
0
1
2
3
4
5
6
7
8
9
0,001
0,01
0,1
1
10
Square w ave pulse duration t
d ( s )
T
ra
n
s
ie
n
t
th
e
rm
a
l
im
p
e
d
a
n
c
e
ju
n
c
ti
o
n
to
c
a
s
e
Z
th
jc
(
K
/k
W
)
Analytical function for transient
thermal impedance
∑
=
τ
=
4
1
))
/
exp(
1
(
i
thjc
t
R
Z
Conditions:
Fm = 50 ± 5 kN, Double side cooled
Correction for periodic waveforms
180° sine:
1.0 K/kW
120° sine:
1.5 K/kW
60° sine:
2.5 K/kW
180° rectangular:
0.9 K/kW
120° rectangular:
1.5 K/kW
60° rectangular:
2.5 K/kW
Fig. 2
Dependence transient thermal impedance
junction to case on square pulse
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