Continental Device India Limited
An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company
SILICON EPITAXIAL SWITCHING DIODE 1N4148WS
SOD-323
PLASTIC PCAKAGE
Marking
1N4148WS= W2 with cathode band
Fast Switching Diode
ABSOLUTE MAXIMUM RATINGS
DESCRIPTION SYMBOL UNIT
V
R
V
VRRM V
*IF (AV) mA
Surge Forward Current t < 1s and T j=25ºC IFSM mA
Power Dissipation @ Tamb=25ºC *Ptot mW
Junction Temperature TjºC
Storage Temperature Range Tstg - 65 to +150 ºC
THERMAL RESISTANCE *Rth (j-a) ºC/W
*Valid provided that electrodes are kept at ambient Temperature
ELECTRICAL CHARACTERISTICS (T
amb
=25ºC unless specified otherwise)
DESCRIPTION SYMBOL MIN MAX UNIT
Forward Voltage VF1.0 V
Reverse Current I
R
25 nA
50
µ
A
5.0 µA
DYNAMIC CHARACTERISTICS
Diode Capacitance C
d
V
R
=0V, f=1MHz 4.0 pF
Voltage Rise When Switching On
(tested with 50ms pulses) Vfr 2.5 ns
.
Rectification Efficiency ηv0.45
1N4148WSRev2 120712E
VR=75V
Continuous Reverse Voltage
Reverse Recovery Time
650
4.0 ns
trr
TEST CONDITION
IF=10mA
V
R
=20V
V
R
=20V, T
=150ºC
VALUE
100
150
350
150
Junction to Ambient in free air
200
75
Average recified Current half wave rectification
with resistive load f
>
50 Hz
Repetitive Peak Reverse Voltage
Measured @ IR=1mA
tested with=50mA pulses,
tp=0.1µs, rise time=<30 ns, tp= (5
to 100) KHZ
I
F
=10mA, to I
R
=60mA
R
L
=100
f=100MHz, VRF=2V
Continental Device India Limited Data Sheet Page 1 of 3
Continental Device India Limited
An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company
1N4148WS
SOD-323
PLASTIC PCAKAGE
1N4148WSRev2 120712E
Continental Device India Limited Data Sheet Page 2 of 3
Continental Device India Limited
An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company
Customer Notes
1N4148WS
SOD-323
PLASTIC PCAKAGE
1N4148WSRev2 120712E
Disclaimer
The product information and the selection guides facilitate selection of the CDIL's Discrete Semiconductor Device(s) best suited for
application in your product(s) as per your requirement. It is recommended that you completely review our Data Sheet(s) so as to
confirm that the Device(s) meet functionality parameters for your application.The information furnished in the Data Sheet and on
the CDIL Web Site/CD are believed to be accurate and reliable.CDIL however, does not assume responsibility for inaccuracies or
incomplete information.Furthermore, CDIL does not assume liability whatsoever, arising out of the application or use of any CDIL
product;neither does it convey any license under its patent rights nor rights of others.These products are not designed for use in
life saving/support appliances or systems.CDIL customers selling these products (either as individual Discrete Semiconductor
Devices or incorporated in their end products), in any life saving/support appliances or systems or applications do so at their own
riskand CDIL willnot be responsiblefor any damages resultingfromsuch sale(s).
CDILstrives for continuousimprovementand reserves the right tochange the specificationsof its productswithout priornotice.
CDIL is a registered Trademark of
Continental Device India Limited
C-120 Naraina Industrial Area, New Delhi 110 028, India.
Telephone + 91-11-2579 6150, 4141 1112 Fax + 91-11-2579 5290, 4141 1119
email@cdil.com www.cdil.com
Continental Device India Limited Data Sheet Page 3 of 3