Zowie Technology Corporation
1N4148WSGH
Silicon Epitaxial Planar Switching Diode
Lead free product
Halogen-free type
Features
• SOD-323 package
• Fast switching
• These diodes are also available in other case
style including the DO-35 case with the type
designation 1N4148, the MiniMELF case with the
type designation LL4148 and the MicroMELF case
with the type designation MCL4148.
PINNING
PIN
1
2
1
DESCRIPTION
Cathode
Anode
2
W2
Top View
Marking Code: "W2"
Simplified outline SOD-323 and symbol
Absolute Maximum Ratings (T
a
= 25
O
C)
Parameter
Peak Reverse Voltage
Reverse Voltage
Average Rectified Forward Current
Surge Forward Current (t < 1 s, T
j
= 25
O
C)
Power Dissipation
Thermal Resistance from Junction to Ambient Air
Junction Temperature
Storage Temperature Range
Symbol
V
RM
V
R
I
F(AV)
I
FSM
P
tot
R
θJA
T
j
T
stg
Value
100
75
150
350
200
625
150
- 65 to + 150
Unit
V
V
mA
mA
mW
O
C/W
O
C
C
O
Electrical Characteristics (T
a
= 25
O
C)
Parameter
Forward Voltage
at I
F
= 1 mA
at I
F
= 10 mA
at I
F
= 50 mA
at I
F
= 150 mA
Reverse Current
at V
R
= 20 V
at V
R
= 75 V
at V
R
= 20 V, T
J
= 150
O
C
Total Capacitance
at V
R
= 0 V, f = 1 MHz
Reverse Recovery Time
at I
F
= 10 mA to I
R
= 1 mA, V
R
= 6 V, R
L
= 100
Ω
Symbol
Max.
0.715
0.855
1
1.25
25
5
50
4
4
Unit
V
F
V
I
R
nA
µA
µA
pF
ns
C
tot
t
rr
REV. 0
Zowie Technology Corporation
Zowie Technology Corporation
1N4148WSGH
Forward characteristics
10
3
Dynamic forward resistance
vs. forward current
10
4
5
2
10
10
2
3
5
Tj=25 C
f=1kHz
I
F (
m
A)
10
1
10
-2
Tj=100 C
Tj=25 C
)
2
r
F
(
0
1
2
10
2
5
2
10
5
2
10
-1
1
10
-2
V
F (V)
10
-1
1
10
10
2
I
F (mA)
Reverse capacitance vs. reverse voltage
Amissible repetitive peak forward current vs. pulse duration
1.1
Tj=25 C
f=1MHz
100
5
4
3
2
1.0
C
tot (
V
R)
C
tot (0 V)
10
I
FRM
(A)
0.9
5
4
3
2
V=0
0.1
0.2
0.5
0.8
1
5
4
3
2
0.7
0
2
4
6
8
10
0.1
10
-5
2
5
10
-4 2
5
10
-3 2
5
10
-2
2
5
10
-1 2
5
1
2
5
10
V
R (V)
t
p
(s)
REV. 0
Zowie Technology Corporation
Zowie Technology Corporation
1N4148WSGH
PACKAGE OUTLINE
Plastic surface mounted package; 2 leads
SOD-323
A
c
H
E
D
A
E
b
p
UNIT
mm
A
1.10
0.80
b
p
0.40
0.25
C
0.15
0.10
D
1.80
1.60
E
1.35
1.15
H
E
2.80
2.30
REV. 0
Zowie Technology Corporation
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