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
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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.
STS Series - Ultraminiature Tactile Switch
Product Dimensions
STSH
6.0 (.236)
Packaging Specifications
STSG STSM
STS_-31: 4.5 ± 0.10 (0.18 ± .004) 3.5 (.138) T: 0.5 ± 0.05 (0.02 ± .002) 5° STS_-32: 5.2 ± 0.10 (0.20 ± .004)
STSH
6.80 ± 0.10 (0.27 ± .004) 4.40 +0.0/-0.20 (0.17 +0.0/-.008) 0.60 2 PLCS. (0.024) 5.60 +0.20/-0.0 (0.22 +.008/-0.0) 5.45 (0.21) 4.50 +0.0/-0.20 (0.18 +0.0/-.008) 1.5 ° 1.55 ± 0.10 (0.06 ± .004) 4.30 +0.20/-0.0 (0.17 +.008/-0.0) 10.0 +0.20/-0.0 (0.39 +.008/-0.0)
3.0 (.118)
9.50 (0.37) 0.5 (.020) MAX. 7.5 ± 0.10 (0.30 ± .004) 1.75 ± 0.10 (0.07 ± .004) 16.0 ± 0.3 (0.63 ± .012)
R
H ± 0.2 (H ± .008)
3.5 (.138)
0.10 (0.004) 18 PLCS.
1.50 ± 0.10 DIA. (0.06 ± .004)
0.60 R (0.024) 10 PLCS.
0.25 (.010) 1.80 +0/-0.3 (.071 +0/.020) 6.5 ± 0.5 (.256 ± 0.20) 7.9 ± 0.5 (.311 ± 0.20) 1.5 (.059) 3.5 ± 0.5 (.138 ± 0.20)
1.50 +.10/-.00 DIA. (.059 +.004./-.00)
8.00 ± 0.10 (0.31 ± .004) 3.80 ± 0.10 (0.15 ± .004) 2.0 ± 0.10 (0.08 ± .004) 2.50 (0.10)
4.0 ± 0.10 (0.16 ± .004)
1.0 (.039) PCB LAYOUT 6.5 ± 0.10 (.256 ± .004) 6.50 (0.26) 9.50 ± 0.10 (0.37 ± .004)
DIA.
1.3 ± 0.05 2 PLCS. (.051 ± .002)
TOLERANCES: ± 0.2 (.008) DIMENSIONS ARE: MM (INCHES)
REV. 02/06 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.
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