BYW99P 查看數據表（PDF） - STMicroelectronics
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BYW99P Datasheet PDF : 6 Pages
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BYW99P/PI/W
Fig.1 : Average forward power dissipation versus Fig.2 : Peak current versus form factor.
average forward current.
20 PF(av)(W)
17 .5
15
=0.2
=0.5
=1
=0.05 =0.1
12 .5
10
7.5
T
5
2.5
IF(av)(A)
=tp/ T
tp
0
0 2.5 5 7.5 10 12.5 15 17.5 20
350 IM(A)
300
250
200
150
100
P=10W
P= 2 0 W
50
T
IM
=tp/T
tp
P= 3 0 W
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
Fig.3 : Forward voltage drop versus forward
current (maximum values).
V FM (V )
1.8
1.6
Tj= 125 oC
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.1
1
IFM(A)
10
100 200
Fig.5 : Non repetitive surge peak forward current
versus overload duration.
(SOT93, TO247)
160 IM(A)
150
140
130
120
110
100
90
80
70
60
50
40 IM
30
20
t
10
=0.5
t(s)
0
0.001
0.01
0.1
Tc=25 oC
Tc=75 oC
Tc=120 oC
1
Fig.4 : Relative variation of thermal impedance
junction to case versus pulse duration.
K
1.0
Zth(j-c) (tp. )
K=
Rt h( j -c )
0.5
=0.5
=0.2
= 0 .1
T
0.2
Single pulse
0.1
1.0E-03
tp(s)
1.0E-02
1.0E-01
=tp/T
tp
1. 0E+00
Fig.6 : Non repetitive surge peak forward current
versus overload duration.
(TOP3I)
160 IM(A)
150
140
130
120
110
100
90
80
70
60
50
40 IM
30
20
t
10
=0.5
t(s)
0
0.001
0.01
0.1
Tc=25 oC
Tc=60 oC
Tc=115 oC
1
3/6
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