WTE
POWER SEMICONDUCTORS
1N4448W
SURFACE MOUNT FAST SWITCHING DIODE
Features
!
High Conductance
!
!
Fast Switching Speed
Surface Mount Package Ideally Suited for
Automatic Insertion
For General Purpose Switching Application
Plastic Material – UL Recognition Flammability
Classification 94V-O
A
SOD-123
Dim
A
Min
3.6
2.5
1.4
0.5
—
Max
3.9
!
!
C
B
2.8
D
C
1.8
B
ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ ꢀ
D
0.7
E
0.2
E
G
H
0.4
0.95
—
—
Mechanical Data
!
!
H
1.35
0.12
Case: SOD-123, Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.01 grams (approx.)
Marking: A3
G
J
J
All Dimensions in mm
!
!
!
Maximum Ratings @TA=25°C unless otherwise specified
Characteristic
Symbol
Value
Unit
Non-Repetitive Peak Reverse Voltage
VRM
100
V
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
75
V
RMS Reverse Voltage
VR(RMS)
IFM
53
V
Forward Continuous Current (Note 1)
Average Rectified Output Current (Note 1)
500
250
mA
mA
IO
Non-Repetitive Peak Forward Surge Current
@ t = 1.0µs
@ t = 1.0s
4.0
2.0
IFSM
A
Power Dissipation (Note 1)
Pd
500
357
mW
K/W
°C
Typical Thermal Resistance, Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
RꢀJA
Tj, TSTG
-65 to +150
Electrical Characteristics @TA=25°C unless otherwise specified
Characteristic
Symbol
Value
Unit
Forward Voltage Drop
Peak Reverse Leakage Current
@ IF = 5mA
@ IF = 10mA
0.72
1.0
VFM
V
@ VR = 20V
@ VR = 75V
25
5.0
nA
µA
IRM
Typical Junction Capacitance (VR = 0V DC, f = 1.0MHz)
Reverse Recovery Time (Note 2)
Cj
trr
4.0
4.0
pF
nS
Note: 1. Valid provided that terminals are kept at ambient temperature.
2. Measured with IF = IR = 10mA, IRR = 0.1 x IR, RL = 100ꢀ.
1N4448W
1 of 3
© 2002 Won-Top Electronics