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SMS318 Datasheet, PDF (1/4 Pages) SeCoS Halbleitertechnologie GmbH – N-Channel Enhancement MOSFET
Elektronische Bauelemente
SMS318
220mA, 50V, RDS(ON) 3.5 
N-Channel Enhancement MOSFET
RoHS Compliant Product
A suffix of “-C” specifies halogen & lead-free
FEATURES
 Low On-Resistance
 Low Gate Threshold Voltage
 Low Input Capacitance
 Fast Switching Speed
 Low Input/Output Leakage
MECHANICAL DATA
 Case: SOT-23
 Case Material: Molded Plastic.
UL Flammability Classification Rating 94V-0
 Moisture Sensitivity: Level 1 per J-STD-020C
 Terminals: Solderable per MIL-STD-202, Method 208
 Lead Free Plating(Matte Tin Finish Annealed over
Alloy 42 leadframe)
 Terminal Connections: See Diagram
 Weight: 0.008 grams (approximate)
MARKING
Product
SMS318
Marking Code
H03 / SS
SOT-23
A
L
3
Top View C B
1
2
K
E
3
1
2
D
F
G
H
J
REF.
A
B
C
D
E
F
Millimeter
Min. Max.
2.70 3.04
2.10 2.80
1.20 1.60
0.89 1.40
1.78 2.04
0.30 0.50
REF.
G
H
J
K
L
Millimeter
Min. Max.
-
0.18
0.40 0.60
0.08 0.20
0.6 REF.
0.85 1.15
PACKAGE INFORMATION
Package
MPQ
SOT-23
3K
Leader Size
7’ inch
ABSOLUTE MAXIMUM RATINGS (TA=25°C unless otherwise specified)
Parameter
Symbol
Rating
Drain-Source Voltage
Drain-Gate Voltage(RGS≦20KΩ)
Continuous Gate-Source Voltage
Continuous Drain Current
VDSS
50
VDGR
50
VGSS
±20
ID
220
Power Dissipation 1
Thermal Resistance, Junction to Ambient1
Junction and Storage Temperature Range
Thermal Resistance Rating
PD
RθJA
TJ, TSTG
300
417
-55~150
Unit
V
V
V
mA
mW
°C/W
°C
http://www.SeCoSGmbH.com/
28-Apr-2011 Rev. C
Any changes of specification will not be informed individually.
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