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1N4148 Datasheet, PDF (1/3 Pages) NXP Semiconductors – High-speed diodes
WTE
POWER SEMICONDUCTORS
1N4148 / LL4148
FAST SWITCHING DIODE
Features
! Fast Switching Speed
! Glass Package Version for High Reliability
! High Conductance
! Available in Both Through-Hole and Surface
A
B
A
Mount Versions
C
D
1N4148
Mechanical Data
! Case: DO-35, MiniMELF
! Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
! Polarity: Cathode Band
! Weight: DO-35 0.13 grams
MiniMELF 0.05 grams
! Marking: Cathode Band Only
DO-35
Dim
Min
Max
A
25.40
—
B
—
4.00
C
—
0.60
D
—
2.00
All Dimensions in mm
A
B
C
LL4148
MiniMELF
Dim
MIn
Max
A
3.30
3.70
B
1.30
1.60
C
0.28
0.50
All Dimensions in mm
Maximum Ratings @TA=25°C unless otherwise specified
Characteristic
Non-Repetitive Peak Reverse Voltage
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Forward Continuous Current (Note 1)
Rectified Current (Average), Half Wave Rectification with
Resistive Load and f  50MHz (Note 1)
Non-Repetitive Peak Forward Surge Current @ t = 1.0s
@ t = 1.0µs
Power Dissipation (Note 1)
Derate Above 25°C
Thermal Resistance, Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
Symbol
VRM
VRRM
VRWM
VR
VR(RMS)
IFM
IO
IFSM
Pd
RJA
Tj, TSTG
Value
100
75
53
300
150
1.0
2.0
500
1.68
300
-65 to +175
Unit
V
V
V
mA
mA
A
mW
mW/°C
K/W
°C
1N4148 / LL4148
1 of 3
© 2002 Won-Top Electronics