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LL4448 Datasheet(PDF) 2 Page - Vishay Siliconix

No. de pieza LL4448
Descripción Electrónicos  Fast Switching Diode
PDF  4 Pages
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Fabricante Electrónico  VISHAY [Vishay Siliconix]
Página de inicio  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

LL4448 Datasheet(HTML) 2 Page - Vishay Siliconix

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Document Number 85557
Rev. 1.7, 06-Feb-04
VISHAY
LL4148 / LL4448
Vishay Semiconductors
Electrical Characteristics
Tamb = 25 °C, unless otherwise specified
Typical Characteristics (Tamb = 25 °C unless otherwise specified)
Parameter
Test condition
Symbol
Min
Typ.
Max
Unit
Forward voltage
IF = 5 mA
VF
0.62
0.72
V
IF = 50 mA
VF
0.86
1
V
IF = 100 mA
VF
0.93
1
V
Reverse current
VR = 20 V
IR
25
nA
VR = 20 V, Tj = 150 °C
IR
50
µA
VR = 75 V
IR
5
µA
Breakdown voltage
IR = 100 µA, tp/T = 0.01,
tp = 0.3 ms
V(BR)
100
V
Diode capacitance
VR = 0, f = 1MHz, VHF = 50 mV
CD
4pF
Rectification efficiency
VHF = 2 V, f = 100 MHz
ηr
45
%
Reverse recovery time
IF = IR = 10 mA,
iR = 1 mA
trr
8ns
IF = 10 mA, VR = 6 V,
iR = 0.1 x IR, RL = 100 Ω
trr
4ns
Fig. 1 Forward Current vs. Forward Voltage
0
0.4
0.8
1.2
1.6
0.1
1
10
100
1000
VF - Forward Voltage(V)
2.0
94 9096
LL4148
Scattering Limit
Tj =25 ° C
Fig. 2 Forward Current vs. Forward Voltage
94 9097
Tj =25 ° C
LL4448
Scattering Limit
0
0.4
0.8
1.2
1.6
0.1
1
10
100
1000
VF - Forward Voltage(V)
2.0



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