Nombre de pieza
         Descripción
1N4148

 Switching diode ( 2 Page)


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1N4148 / 1N4150 / 1N4448 / 1N914B
Diodes
!
!
!
!Electrical characteristic curves
(Ta = 25
°C)
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.2
0.5
1
2
5
10
20
50
100
FORWARD VOLTAGE : VF
(V)
Fig. 1 Forward characteristics
0
20
40
60
80
100
120
3
10
30
100
300
1000
3000
REVERSE VOLTAGE : VR
(V)
Fig. 2 Reverse characteristics
70
°C
50
°C
100
°C
Ta
=25°C
0
0
10
20
30
0.5
1.0
1.5
2.0
2.5
3.0
515
25
f
=1MHz
REVERSE VOLTAGE : VR
(V)
Fig. 3 Capacitance between
terminals characteristics
Fig. 4 Reverse recovery time
characteristics
0
0
10
20
30
1
2
3
VR
=6V
Irr
=1/10IR
FORWARD CURRENT : IF
(mA)
0.1
1
10
100
1000
10000
1
2
5
10
20
50
100
PULSE
Single pulse
PULSE WIDTH : Tw (ms)
Fig. 5 Surge current characteristics
PULSE GENERATOR
OUTPUT 50
Ω
SAMPLING
OSCILLOSCOPE
50
Ω
0.01
µF
100ns
INPUT
D.U.T.
trr
OUTPUT
0
5
Ω
Fig. 6 Reverse recovery time (trr) measurement circuit
1  2 



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