1N4148W [VISHAY]
SMALL SIGNAL DIODES; 小信号二极管
| 型号： | 1N4148W |
| 厂家： | 
VISHAY |
| 描述： | SMALL SIGNAL DIODES |
| 文件： | 总4页 (文件大小：211K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
1N4148W, 1N4148WS
SMALL SIGNAL DIODES
.022 (0.55)
SOD-123
(1N4148W)
FEATURES
¨ Silicon Epitaxial Planar Diode
Cathode Mark
¨ Fast switching diodes.
Top View
¨ This diode is also available in other case styles including:
the DO-35 case with the type designation 1N4148, the
Mini-MELF case with the type designation LL4148, and
the SOT-23 case with the type designation IMBD4148.
.067 (1.70)
.055 (1.40)
MECHANICAL DATA
1N4148W
min. .010 (0.25)
Case: SOD-123 Plastic Case
Weight: approx. 0.01 g
Marking Code: A2
.012 (0.3)
SOD-323
(1N4148WS)
1N4148WS
Cathode Mark
Case: SOD-323 Plastic Case
Weight: approx. 0.004 g
Marking Code: A2
Top View
.059 (1.5)
.043 (1.1)
min. .010 (0.25)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
Ratings at 25¡C ambient temperature unless otherwise specified.
SYMBOL
VALUE
75
UNIT
Volts
Volts
Reverse Voltage
VR
Peak Reverse Voltage
VRM
100
Rectified Current (Average)
Half Wave Rectification with Resist. Load
at Tamb = 25 ¡C and f ³ 50 HZ
Io
IFSM
Ptot
150(1)
mA
Surge Forward Current at t < 1 s and Tj = 25 ¡C
1N4148W
1N4148WS
500
350
mA
mA
Power Dissipation at Tamb = 25 ¡C
1N4148W
400(1)
200(1)
mW
mW
1N4148WS
Junction Temperature
Tj
150
¡C
¡C
Storage Temperature Range
TS
Ð 65 to +150
NOTES:
(1) Valid provided that electrodes are kept at ambient temperature
12/22/98
1N4148W, 1N4148WS
ELECTRICAL CHARACTERISTICS
Ratings at 25 ¡C ambient temperature unless otherwise specified
SYMBOL
MIN.
TYP.
MAX.
UNIT
Forward Voltage at IF=10 mA
VF
Ð
Ð
1.0
Volts
Leakage Current
at VR = 20 V
IR
IR
IR
Ð
Ð
Ð
Ð
Ð
Ð
25
5.0
50
nA
mA
mA
at VR = 75 V
at VR = 20 V, Tj = 150 ¡C
Capacitance
at VF = VR = 0 V
Ctot
Vfr
Ð
Ð
Ð
Ð
4
pF
Voltage Rise when Switching On
tested with 50 mA Pulses
2.5
Volts
tp = 0.1ms, Rise Time < 30ns, fp = 5 to 100 kHZ
Reverse Recovery Time
from IF = 10 mA to IR = 1mA,
VR = 6 V, RL = 100 W
trr
Ð
Ð
4
ns
Thermal Resistance Junction to Ambient Air
1N4148W
1N4148WS
RthJA
RthJA
Ð
Ð
Ð
Ð
450(2)
650(2)
¡C/W
¡C/W
Rectification Efficiency
at f = 100 MHZ, VRF = 2 V
hv
0.45
Ð
Ð
Ð
NOTES::
(2) Valid provided that electrodes are kept at ambient temperature
Rectification Efficiency Measurement Circuit
RATINGS AND CHARACTERISTICS CURVES 1N4148W, 1N4148WS
RATINGS AND CHARACTERISTICS CURVES 1N4148W, 1N4148WS
相关型号：
1N4148W-E3-18
Rectifier Diode, 1 Element, 0.15A, 100V V(RRM), Silicon, ROHS COMPLIANT PACKAGE-2
VISHAY
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