FAST SWITHING DIODES
DN:T20519A0
http://www.microdiode.com Rev:2020A0 Page :1
1N4148W
Features
For surface mounted applications
Glass Passivated Chip Junction
Fast reverse recovery time
Ideal for automated placement
Lead free in comply with EU RoHS 2011/65/EU directives
Reverse Voltage 100 Volts Forward Current - 0.3 Ampere
Mechanical Data
Case : JEDEC SOD-123FL molded plastic body
Terminals : Solderable per MIL-STD-750,Method 2026
Polarity : Color band denotes cathode end Mounting
Position : Any
Weight
: 0.0007 ounce, 0.02 grams
Dimensions in inches and (millimeters)
SOD-123FL
0.154(3.90)
0.141(3.60)
0.035(0.90)
0.028(0.70)
0.008(0.20)
0.005(0.12)
0.043(1.10)
0.035(0.90)
0.114(2.90)
0.102(2.60)
0.031 (0.08)
0.043 (1.10)
0.075(1.90)
0.067(1.70)
Par
ameter
Maximum Repetitive Peak Reverse Voltage
Maximum RMS voltage
Non-reptitive Peak Forward Surge Current
at 1ms
Total Power Dissipation
Typical Thermal Resistance
（1）
Operating and Storage Temperature Range
Continuous Forward Current
V
RRM
V
RMS
I
F
I
FSM
P
tot
100 V
75
V
300
-55 ~ +150
A
mW
°C
Units
T
j
, T
stg
Sym
bols
mA
2
Absolute Maximum Ratings at 25 °C
400
Characteristics at Ta= 25 °C
Par
ameter
Reverse BreakdownVoltage at I
R
=1μA
V
(BR)R
75 V
Units
Sym
bols
1N4148W
Max
imum Forward Voltage
V
F
V
at 1 m A
at 10 m A
at 50 m A
at 150 m A
at 300 mA
0.715
0.855
1.00
1.25
at V
R
=20V
at V
R
=75V T
j
=25
at V
R
=25V T
j
=150
at V
R
=75V T
j
=150
T
j
=25°C
°C
°C
°C
I
R
0.025
1
30
50
μA
5
pF
C
j
Typical Junction Capacitance
Maximum Reverse Recovery Time
ns
t
rr
Typical
8
1N4148W
Pea
k Reverse Current
R
θJA
250
°C/W
（1）P.C.B. mounted with 2.0" X 2.0" (5 X 5 cm) copper pad areas.
Rev:2020A0 Page :2
Typical Characterisitics
The curve above is for reference only.
http://www.microdiode.com
1N4148W
Reverse Voltage 100
Volts Forward Current - 0.3 Ampere
100
200
300
400
500
0.0
25 50
75
100 125 150 175
Fig.1 Forward Current Derating Curve
Total Power Dissipation (mW)
Ambient Temperature (°C)
Fig.3 Typical Instaneous Forward
Characteristics
Instaneous Forward Current (mA)
0.2 0.4 0.6 1.2 1.40.0
1.0
10
1000
Instaneous Forward Voltage (V)
Fig.2 Typical Reverse Characteristics
0.01
0.1
1
100
20 40 60 80 100 12000
percent of Rated Peak Reverse Voltage (%)
Instaneous Reverse Current（μA）
Fig.4 Typical Junction Capacitance
Junction Capacitance (pF)
1.0 10 1000.1
1
10
100
Reverse Voltage (V)
T
J
=25°C
10
T
J
=25°C
T
J
=150°C
0.8 1.0 1.6
100
T
J
=25°C