1N4148 / 1N4150 / 1N4448 / 1N914B
Diodes
Switching diode
1N4148 / 1N4150 / 1N4448 / 1N914B
This product is available only outside of Japan.
!Applications
High-speed switching
!Features
1)Glass sealed envelope. (GSD)
2)High speed.
3)High reliability.
!Construction
Silicon epitaxial planar
!External dimensions (Units : mm)
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CATHODE BAND (BLACK) |
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Type No. |
φ 0.5±0.1 |
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C |
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A |
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29±1 |
3.8±0.2 |
29±1 |
φ 1.8±0.2 |
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ROHM : GSD |
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EIAJ : − |
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JEDEC : DO-35 |
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!Absolute maximum ratings (Ta = 25°C)
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VRM |
VR |
IFM |
IO |
IF |
IFSM |
P |
Tj |
Topr |
Tstg |
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Type |
1µs |
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(V) |
(V) |
(mA) |
(mA) |
(mA) |
(mW) |
(°C) |
(°C) |
(°C) |
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(A) |
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1N4148 |
100 |
75 |
450 |
150 |
200 |
2 |
500 |
200 |
−65~+200 |
−65~+200 |
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1N4150 |
50 |
50 |
600 |
200 |
250 |
4 |
500 |
200 |
−65~+200 |
−65~+200 |
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1N4448 |
100 |
75 |
450 |
150 |
200 |
2 |
500 |
200 |
−65~+200 |
−65~+200 |
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(1N914B) |
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!Electrical characteristics (Ta = 25°C)
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VF (V) |
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BV (V) Min. |
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IR (µA) Max. |
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Cr (pF) |
trr (ns) |
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Type |
@ |
@ |
@ |
@ |
@ |
@ |
@ |
@ |
@ |
@ |
@ |
@ |
@ |
@ |
@25°C |
@150°C |
VR=0 |
VR=6V |
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IF=10mA |
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0.1mA |
0.25mA |
1mA |
2mA |
5mA |
10mA |
20mA |
30mA |
50mA |
100mA |
200mA |
250mA |
5µA |
100µA |
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f=1MHz |
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VR (V) |
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VR (V) |
RL=100Ω |
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1N4148 |
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75 |
100 |
0.025 |
20 |
50.0 |
20 |
4 |
4 |
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1.0 |
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5.0 |
75 |
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1N4150 |
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0.54 |
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0.66 |
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0.76 |
0.82 |
0.87 |
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− |
50 |
0.1 |
50 |
100.0 |
50 |
2.5 |
4 |
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0.62 |
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0.74 |
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0.86 |
0.92 |
1.0 |
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1N4448 |
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0.62 |
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− |
100 |
0.025 |
20 |
50.0 |
20 |
4 |
4 |
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(IN914B) |
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0.72 |
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1.0 |
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5.0 |
75 |
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The upper figure is the minimum VF and the lower figure is the maximum VF value.