LS4148(1999) データシートの表示（PDF） - Vishay Semiconductors
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LS4148 Datasheet PDF : 4 Pages
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LS4148.LS4448
Vishay Telefunken
Electrical Characteristics
Tj = 25_C
Parameter
Forward voltage
Reverse current
Breakdown voltage
Diode capacitance
Rectification efficiency
Reverse recovery time
Test Conditions
IF=5mA
IF=50mA
IF=100mA
VR=20V
VR=20V, Tj=150°C
VR=75V
IR=100mA, tp/T=0.01,
tp=0.3ms
VR=0, f=1MHz, VHF=50mV
VHF=2V, f=100MHz
IF=IR=10mA, iR=1mA
W IF=10mA, VR=6V, iR=0.1xIR,
RL=100
Type
LS4448
LS4148
LS4448
Symbol Min Typ Max Unit
VF
VF
VF
IR
IR
IR
V(BR)
0.62
0.72 V
0.86 1 V
0.93 1 V
25 nA
50 mA
5 mA
100
V
hCD
r
45
trr
trr
4 pF
%
8 ns
4 ns
Characteristics (Tj = 25_C unless otherwise specified)
1000
100
LL 4148
1000
100
LL 4448
Scattering Limit
10
10
Scattering Limit
1
Tj = 25°C
0.1
0
0.4
0.8
1.2
1.6 2.0
94 9096
VF – Forward Voltage ( V )
Figure 1. Forward Current vs. Forward Voltage
1
Tj = 25°C
0.1
0
0.4
0.8
1.2
1.6 2.0
94 9097
VF – Forward Voltage ( V )
Figure 2. Forward Current vs. Forward Voltage
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Document Number 85561
Rev. 3, 01-Apr-99
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