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STSH-31-R Datasheet(PDF) 1 Page - Bourns Electronic Solutions |
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STSH-31-R Datasheet(HTML) 1 Page - Bourns Electronic Solutions |
1 / 2 page *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 Features ■ Available sharp click feel with a positive tactile feedback ■ Ultraminiature and lightweight structure suitable for high density mounting ■ Economical ■ Reliable ■ RoHS compliant* 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 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 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 Product Dimensions 6.0 (.236) 3.5 (.138) 7.4 (.291) 3.4 (.134) 7.2 (.283) 3.0 (.118) STSM 1.5 (.059) 1.0 (.039) 3.5 (.138) 0.9 (.035) 0.5 (.020) MAX. 0.05 (0.002) MAX. PCB LAYOUT H ± 0.2 (H ± .008) 1.6 (.063) How to Order 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 T2 DIMENSIONS ARE: MM (INCHES) TOLERANCES: ± 0.2 (.008) Reflow Soldering Profile Time 120-150 Sec. 60 Sec. Max. 5-10 Sec. 1-cycle reflow 250 Max. 255 230 150 Room Temp. 6.0 (.236) 3.5 (.138) 9.5 (.374) 6.4 (.252) 9.0 (.354) 3.0 (.118) STSG 1.5 (.059) 1.0 (.039) 3.5 (.138) 0.5 (.020) MAX. 0.05 (0.002) MAX. PCB LAYOUT H ± 0.2 (H ± .008) 1.6 (.063) The STS Series is currently available, although not recommended for new designs. |
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