LL4148 查看數據表（PDF） - Nanjing International Group Co
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LL4148 Datasheet PDF : 4 Pages
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LL4148
Forward characteristics
10 3
LL 4148
10 2
iF
10
Tj=100o C
Tj=25o C
1
10 -1
10 -2
0
1
2V
VF
Admissible power dissipation
versus ambient temperature
Valid provided that electrodes are kept at ambient
temperature
mW
1005000
LL 4148
900
804000
Ptot 700
300
600
500
200
400
301000
200
0
100
0
0
0
25
100
150
200
Ambient Temperature: Ta (OC)
Power De1r0a0ting Curve 200 oC
Tamb
Dynamic forward resistance
versus forward current
LL 4148
10 4
Tj=25oC
5
f=1KHz
2
10 3
rf
5
2
10 2
5
2
10
5
2
1
10 -2
10 -1
1
10
10 2 mA
IF
Relative capacitance
versus reverse voltage
1.1
Ctot(VR)
Ctot(0V)
1.0
LL 4148
Tj=25 oC
f=1MHz
0.9
0.8
0.7
0
0
2
4
6
8
10 V
VR
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