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WEITRON |
Surface Mount Switching Diodes
P b Lead(Pb)-Free
Features:
* Fast Switching Speed
* Surface Mount Package Ideally Suited for Automatic Insertion
* High Conductance
* For General Purpose Switching Applications
Mechanical Data:
* Case: SOT-23, Molded Plastic
* Terminals: Solderable per MIL-STD-202, Method 208
* Polarity: See diagram
* Weight: 0.008 grams
SOT-23 Outline Dimensions
1SS181/1SS184/1SS187
1SS190/1SS193/1SS196/1SS226
SWITCHING DIODE
100m AMPERES
80 VOLTS
3
1
2
SOT-23
Unit:mm
A
TOP VIEW
BC
E GD
H
K
L
J
Dim Min Max
A 0.35 0.51
B 1.19 1.40
C 2.10 3.00
D 0.85 1.05
E 0.46 1.00
G 1.70 2.10
H 2.70 3.10
J 0.01 0.13
K 0.89 1.10
L 0.30 0.61
M M 0.076 0.25
WEITRON
http://www.weitron.com.tw
1/2
06-Sep-06
1SS181/1SS184/1SS187
1SS190/1SS193/1SS196/1SS226
Maximum Ratings (TJ=125˚C Unless otherwise noted)
Characteristic
Symbol
Reverse Voltage
VR
Forward Current
IF
Power Dissipation
PD
Operating Junction Temperature Range
Storage Temperature Range
TJ
Tstg
Value
80
100
150
-55 to +150
-55 to +150
Unit
V
mA
mW
°C
°C
Electrical Characteristics (TJ=125˚C Unless otherwise noted)
Characteristic
Symbol
Min
Reverse Breakdown Voltage
IR=100µA
V(BR)
80
Forward Voltage
IF=100mA
VF -
Reverse Leakage
VR=80V
IR -
Total Capacitance
VR=0V, f=1.0MHz
CD -
Reverse Recover Time
Trr -
Max
-
1.2
0.5
4.0
4
Unit
V
V
µA
pF
nS
Device Marking
Item
1SS181
1SS184
1SS187
1SS190
1SS193
1SS196
1SS226
Marking
A3
B3
D3
E3
F3
G3
C3
Eqivalent Circuit diagram
3
1
2
3
1
2
31
32
31
32
3
1
2
WEITRON
http://www.weitron.com.tw
2/2
06-Sep-06
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