CMSD4448
SURFACE MOUNT
HIGH SPEED
SILICON SWITCHING DIODE
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DESCRIPTION:
The CENTRAL SEMICONDUCTOR CMSD4448 type is
a ultra-high speed silicon switching diode manufactured
by the epitaxial planar process, in an epoxy molded
SUPERmini
TM
surface mount package, designed for
high switching applications.
MARKING CODE: ADA
SOT-323 CASE
MAXIMUM RATINGS:
(TA=25°C)
Continuous Reverse Voltage
Peak Repetitive Reverse Voltage
Continuous Forward Current
Peak Repetitive Forward Current
Peak Forward Surge Current, tp=1.0μs
Peak Forward Surge Current, tp=1.0s
Power Dissipation
Operating and Storage Junction Temperature
Thermal Resistance
SYMBOL
VR
VRRM
IF
IFRM
IFSM
IFSM
PD
TJ, Tstg
Θ
JA
75
100
250
500
4.0
1.0
275
-65 to +150
455
UNITS
V
V
mA
mA
A
A
mW
°C
°C/W
ELECTRICAL CHARACTERISTICS:
(TA=25°C unless otherwise noted)
SYMBOL
TEST CONDITIONS
MIN
IR
BVR
BVR
VF
VF
CT
trr
VR=20V
IR=5.0μA
IR=100μA
IF=5.0mA
IF=100mA
VR=0, f=1.0MHz
IF=IR=10mA, Irr=1.0mA, RL=100Ω
75
100
0.62
MAX
25
UNITS
nA
V
V
0.72
1.0
4.0
4.0
V
V
pF
ns
R5 (8-February 2010)
OUTSTANDING SUPPORT AND SUPERIOR SERVICES
PRODUCT SUPPORT
Central’s operations team provides the highest level of support to insure product is delivered on-time.
• Supply management (Customer portals)
• Custom bar coding for shipments
• Inventory bonding
• Custom product packing
• Consolidated shipping options
DESIGNER SUPPORT/SERVICES
Central’s applications engineering team is ready to discuss your design challenges. Just ask.
• Free quick ship samples (2
nd
day air)
• Special wafer diffusions
• Online technical data and parametric search
• PbSn plating options
• SPICE models
• Package details
• Custom electrical curves
• Application notes
• Environmental regulation compliance
• Application and design sample kits
• Customer specific screening
• Custom product and package development
• Up-screening capabilities
REQUESTING PRODUCT PLATING
1.
2.
If requesting Tin/Lead plated devices, add the suffix “ TIN/LEAD” to the part number when
ordering (example: 2N2222A TIN/LEAD).
If requesting Lead (Pb) Free plated devices, add the suffix “ PBFREE” to the part number
when ordering (example: 2N2222A PBFREE).
CONTACT US
Corporate Headquarters & Customer Support Team
Central Semiconductor Corp.
145 Adams Avenue
Hauppauge, NY 11788 USA
Main Tel: (631) 435-1110
Main Fax: (631) 435-1824
Support Team Fax: (631) 435-3388
www.centralsemi.com
Worldwide Field Representatives:
www.centralsemi.com/wwreps
Worldwide Distributors:
www.centralsemi.com/wwdistributors
For the latest version of Central Semiconductor’s
LIMITATIONS AND DAMAGES DISCLAIMER,
which is part of Central’s Standard Terms and Conditions of sale, visit: www.centralsemi.com/terms
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