1N4148WS PDF даташит
Спецификация 1N4148WS изготовлена «SEMTECH» и имеет функцию, называемую «SILICON EPITAXIAL PLANAR SMALL SIGNAL DIODE». |
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Детали детали
Номер произв | 1N4148WS |
Описание | SILICON EPITAXIAL PLANAR SMALL SIGNAL DIODE |
Производители | SEMTECH |
логотип |
4 Pages
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1N4148WS
SILICON EPITAXIAL PLANAR SMALL SIGNAL DIODE
Features
• SOD-323 package
• Fast switching
• These diodes are also available in other case
style including the DO-35 case with the type
designation 1N4148, the MiniMELF case with the
type designation LL4148 and the MicroMELF
case with the type designation MCL4148.
PINNING
PIN
1
2
DESCRIPTION
Cathode
Anode
12
W2
Top View
Marking Code: "W2"
Simplified outline SOD-323 and symbol
Absolute Maximum Ratings (Ta = 25 OC)
Parameter
Peak Reverse Voltage
Reverse Voltage
Average Rectified Current Half Wave
Rectification with Resistive Load f ≥ 50 Hz
Surge Forward Current (t < 1 s, Tj = 25 OC)
Power Dissipation
Thermal Resistance from Junction to Ambient Air
Junction Temperature
Storage Temperature Range
Symbol
VRM
VR
IF(AV)
IFSM
Ptot
RθJA
Tj
Tstg
Value
100
75
150
350
200
625
150
- 65 to + 150
Electrical Characteristics (Ta = 25 OC)
Parameter
Forward Voltage
at IF = 10 mA
Reverse Current
at VR = 20 V
at VR = 75 V
at VR = 20 V, TJ = 150 OC
Capacitance
at VF = VR = 0 V
Reverse Recovery Time
from IF = 10 mA to IR = 1 mA, VR = 6 V, RL = 100 Ω
Voltage Rise when Switching On (tested with 50 mA Pulses
tp = 0.1 μs, Rise Time < 30 ns, fp = 5 to 100 KHz)
Rectification Efficiency
at f = 100 MHz, VRF = 2 V
Symbol
VF
IR
Ctot
trr
Vfr
ηv
Min.
-
-
-
-
-
-
-
0.45
Max.
1
25
5
50
4
4
2.5
-
Unit
V
V
mA
mA
mW
OC/W
OC
OC
Unit
V
nA
µA
µA
pF
ns
V
-
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 07/04/2009
No Preview Available ! |
1N4148WS
Forward characteristics
103
102
10 Tj=100 C Tj=25 C
1
10-2
10-1
0
1
VF (V)
2
104
5
2
103
5
2
102
5
2
10
5
2
1
10-2
Dynamic forward resistance
vs. forward current
Tj=25 C
f=1kHz
10-1 1 10
I F (mA)
102
Reverse capacitance vs. reverse voltage
1.1
Tj=25 C
f=1MHz
1.0
0.9
0.8
0.7
0 2 4 6 8 10
VR (V)
Amissible repetitive peak forward current vs. pulse duration
100
5
4
3
2
10
V=0
5
4
3 0.1
2
1 0.2
0.5
5
4
3
2
0.1
10-5 2
5
10-4 2
5 10-3 2 5 10-2 2 5 10-1 2
512
5 10
tp (s)
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 07/04/2009
No Preview Available ! |
1N4148WS
PACKAGE OUTLINE
Plastic surface mounted package; 2 leads
SOD-323
A
E bp
c
HE
DA
UNIT A bp C D E HE
mm
1.10
0.80
0.40
0.25
0.15 1.80
0.00 1.60
1.35 2.80
1.15 2.30
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 07/04/2009
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