参数资料
型号: 50WQ04FNPBF
元件分类: 整流器
英文描述: 5.5 A, 40 V, SILICON, RECTIFIER DIODE, TO-262AA
封装: LEAD FREE, PLASTIC, SIMILAR TO TO-252AA, DPAK-3
文件页数: 4/7页
文件大小: 188K
代理商: 50WQ04FNPBF
50WQ04FN
Bulletin PD-20524 rev. H 05/06
4
www.irf.com
Fig. 5 - Maximum Allowable Case Temperature
Vs. Average Forward Current
Fig. 6 - Forward Power Loss Characteristics
Fig. 7 - Maximum Non-Repetitive Surge Current
(2)
Formula used: T
C = TJ - (Pd + PdREV) x RthJC;
Pd = Forward Power Loss = I
F(AV) x VFM @ (IF(AV) / D) (see Fig. 6);
Pd
REV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1 = 80% rated VR
120
125
130
135
140
145
150
155
01
2
3
45
6
7
8
DC
A
llo
w
abl
e
C
a
se
T
e
m
p
e
rat
u
re
-
(
°C
)
F(AV)
see note (2)
Square wave (D = 0.50)
80%Rated V applied
R
Average Forward Current - I
(A)
0
0.5
1
1.5
2
2.5
3
3.5
4
01
2
3
4
5
67
8
DC
A
v
e
rag
e
P
o
we
rL
o
ss
-
(
W
at
ts
)
F(AV)
RMSLimit
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
Average Forward Current - I
(A)
Square Wave Pulse Duration - t
p (microsec)
Non-Repetitive
Surge
Current
-I
FSM
(A)
10
100
1000
10
100
1000
10000
At Any Rated Load Condition
And With Rated Vrrm Applied
Following Surge
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