DS12001 Rev. F-2 1 of 2 1N4148W
1N4148W
SURFACE MOUNT SWITCHING DIODE
c183 Case: SOD-123, Molded Plastic
c183 Terminals: Solderable per MIL-STD-202,
Method 208
c183 Polarity: Cathode Band
c183 Marking: Date Code only or Date Code and
Type Code
Type Code: T4
c183 Weight: 0.01 grams (approx.)
Mechanical Data A B
C
D E
G
H
J
Features
Characteristic Symbol 1N4148W Unit
Non-Repetitive Peak Reverse Voltage VRM 100 V
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
75 V
RMS Reverse Voltage VR(RMS) 53 V
Forward Continuous Current (Note 1) IFM 300 mA
Average Rectified Output Current (Note 1) IO 150 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0c109s
@ t = 1.0s
I
FSM
2.0
1.0
A
Power Dissipation (Note 1) Pd 350 mW
Thermal Resistance Junction to Ambient Air (Note 1) Rc113JA 357 K/W
Operating and Storage Temperature Range Tj ,TSTG -65 to +150 c176C
Maximum Ratings
@ T
A
= 25c176C unless otherwise specified
Notes: 1. Valid provided that terminals are kept at ambient temperature.
Characteristic Symbol Min Max Unit Test Condition
Maximum Forward Voltage VFM c190
0.715
0.855
1.0
1.25
V
I
F
= 1.0mA
I
F
= 10mA
I
F
= 50mA
I
F
= 150mA
Maximum Peak Reverse Current IRM c190
2.5
50
30
25
c109A
c109A
c109A
nA
V
R
= 75V
V
R
= 75V, T
j
= 150c176C
V
R
= 25V, T
j
= 150c176C
V
R
= 20V
Junction Capacitance Cj c190 2.0 pF VR = 0, f = 1.0MHz
Reverse Recovery Time trr c190 4.0 ns
I
F
= I
R
= 10mA,
I
rr
= 0.1 x I
R
,R
L
= 100c87
Electrical Characteristics
@ T
A
= 25c176C unless otherwise specified
c183 Fast Switching Speed
c183 Surface Mount Package Ideally Suited for
Automatic Insertion
c183 For General Purpose Switching Applications
c183 High Conductance
SOD-123
Dim Min Max
A 3.55 3.85
B 2.55 2.85
C 1.40 1.70
D — 1.35
E 0.55 Typical
G 0.25 —
H 0.15 Typical
J — 0.10
All Dimensions in mm