CMSD4448
SURFACE MOUNT
HIGH SPEED
SILICON SWITCHING DIODE
w w w. c e n t r a l s e m i . c o m
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)
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