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STSS-32-TR Datasheet(PDF) 1 Page - Bourns Electronic Solutions |
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STSS-32-TR 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. STSS SMD 4 mm Sealed Tact Switch Electrical Characteristics Electrical Life ..........................................100,000 cycles Rating ..................................DC 12 V 50 mA Contact Resistance ......100 milliohms max. Insulation Resistance ..................100 megohms, DC 100 V min. Dielectric Strength ....100 V AC for 1 minute Contact Arrangement ........1 pole 1 position Environmental Characteristics Operation Force........................220 g ±65 g Stroke ................................0.2 + 0.10/- 0.05 mm Operating Temperature ....-25 °C to +70 °C Storage Temperature ........-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 & Times....................6 sides and 3 times in each direction Physical Characteristics Cover Materials ..........................................Stainless Steel Base Materials ........LCP high temp. thermoplastic, white Actuator Materials ........LCP high temp. thermoplastic, black Contact Disc Materials ....................Stainless with silver cladding Terminal Materials ............................Brass with silver plated Tape ..................................................Teflon Hand Soldering Process ..............Use a soldering iron of 30 watts, controlled at 320 °C (608 °F) for approximately 2 seconds while applying solder Reflow Soldering Process ..............When applying reflow soldering, the peak temperature or the reflow oven should be set to 240 °C Packaging ..................3,500 pieces per reel 1.80 ± 0.10 (.071 ± .004) 3.90 ± 0.10 (.154 ± .004) 4.80 +0.20/-0.30 (.189 +.008/-.012 0.65 +0/-0.10 (.026 +0/-.004) DIA. 0.06 (.002) 0.10 (.004) 1.50 +0.15/-0.10 (.059 +.006/-.004) 2.10 (.083) 1.00 (.039) 1.40 ± 0.10 (.055 ± .004) 2.90 ± 0.10 (.114 ± .004) 3.55 (1.40) 0.80 ± 0.10 (.03 ± .004) 0.50 (.020) 1.20 (.047) 1.70 (.067) 2.60 (.102) 4.60 (.181) 3.20 (.126) 5.00 (.197) 1.70 (.067) 1.80 (.071) 2.40 (.094) 3.60 (.142) 0.80 +0.10/-0 (.028 +.004/0) DIA. 2 PLCS. How to Order STSS - 32 - TR Model Terminal Embossed Tape TR = 3500 Pcs./180 mm Reel DIMENSIONS ARE: MM (INCHES) Product Dimensions Features ■ Available sharp click feel with a positive tactile feedback ■ Ultra-miniature and lightweight structure suitable for high density mounting ■ Insert molding in the contact with special ■ Economical with high reliability treatment prevents flux buildup during ■ RoHS compliant* soldering and permits autodipping Circuit Diagram 12 Recommended PCB Layout Reflow Soldering Profile Time (Seconds) 275 30-40 Sec. 120 °C 225 175 125 75 25 0 20 40 60 80 100 120 140 160 180 200 80-90 Sec. 10-15 Sec. 35-60 Sec. 180 °C 240 °C Model STSS is currently available, although not recommended for new designs. |
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