PL
IA
Features
Available sharp click feel with a positive
tactile feedback
■
Ultraminiature and lightweight structure
suitable for high density mounting
■
Economical
■
Reliable
■
RoHS compliant*
■
*R
oH
S
CO
The STS Series is currently available,
although not recommended for new
designs.
M
NT
STS Series - Ultraminiature Tactile Switch
Electrical Characteristics
Electrical Life
................50,000 Cycles for 160 gf, 320 gf
Rating...................................50 mA, 12 VDC
Contact Resistance.................100 mΩ max.
Insulation Resistance
...........................100 MΩ min. @ 500 VDC
Dielectric Strength ...........250 VAC/1 minute
Contact Arrangement ..........................SPST
Product Dimensions
STSM
6.0
(.236)
STSG
6.0
(.236)
3.5
(.138)
3.5
(.138)
Environmental Characteristics
Operation Temperature Range
........................................-25 °C to +70 °C
Storage Temperature Range
........................................-30 °C to +80 °C
Vibration Test
MIL-STD-202F Method 201A
Frequency ...............10-55-10 Hz/1 minute
Directions
...........X,Y,Z, three mutually perpendicular
directions
Time ..........................2 hours each direction
Shock Test
MIL-STD-202F Method 213B
Condition A
Gravity ............50 G (peak value), 11 msec
Direction and Times ....6 sides and 3 times
in each direction
3.0
(.118)
0.5
MAX.
(.020)
3.0
(.118)
0.5
MAX.
(.020)
H ± 0.2
(H ± .008)
3.5
(.138)
H ± 0.2
(H ± .008)
3.5
(.138)
0.9
(.035)
7.2
(.283)
1.5
(.059)
9.0
(.354)
1.5
(.059)
0.05
MAX.
(0.002)
1.0
(.039)
PCB LAYOUT
7.4
(.291)
3.4
(.134)
1.0
(.039)
PCB LAYOUT
9.5
(.374)
6.4
(.252)
0.05
MAX.
(0.002)
Physical Characteristics
Cover Materials.....................Stainless Steel
Base Materials .....................UL94V-0 Nylon
Thermoplastic
Actuator ...............................UL94V-0 Nylon
High-Temperature Thermoplastic
Contact Disc .........................Stainless steel
with silver cladding
Terminals .............Brass with silver cladding
How to Order
1.6
(.063)
1.6
(.063)
STS M - 3 1 - S TR
Model
Style
M = Surface Mount “J” Style
G = Surface Mount “G” Style
H = Through-hole “H” Style
Product Size
3 = 3.5 mm wide x 6 mm long
Height
1 = 4.3 mm
2 = 5.0 mm
Color of Stem for Actuating Force
N = Brown, 160 g
R = Red, 260 g
S = Salmon, 320 g
Y = Yellow, 520 g
Packaging Option
__ = Std. Packaging - 135 pcs./tube
TR = Tape & Reel Packaging -
31 - 1800 pcs./reel (STSM & STSG only)
32 - 1600 pcs./reel (STSM & STSG only)
Circuit Diagram
T1
Reflow Soldering Profile
1-cycle reflow
Temp. (°C)
Max. 255
250
230
150
120-150
Sec.
Time
5-10
Sec.
60
Sec. Max.
T2
TOLERANCES: ± 0.2 (.008)
DIMENSIONS ARE:
MM
(INCHES)
Room
Temp.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Microcontroller MCU
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