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STJN-508-KTR Datasheet(PDF) 1 Page - Bourns Electronic Solutions |
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STJN-508-KTR Datasheet(HTML) 1 Page - Bourns Electronic Solutions |
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1 / 1 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. STJN-5 SMD Thin Tact Switch Features ■ Thin 5 mm square SMD ■ Three different operating forces ■ 0.8 mm height without knob (1.5 mm with knob) ■ Compatible with surface mount reflow soldering processes ■ RoHS compliant* Electrical Characteristics Max. Power Rating .............................12 VDC max., 50 mA Contact Resistance ...............................100 milliohms max. Insulation Resistance ..............100 megohms min., 100 VDC Dielectric Strength ...........................AC 250 V for 1 minute Bounce On .........................................3 ms max. Off .......................................10 ms max. Circuit ....................................N.O. SPST Mechanical Characteristics Mechanical Life 100 gf + 160 gf ......500,000 cycles min. 260 gf ....................200,000 cycles min. Actuation Force ..................100 gf ±50 gf (1.0 N ±0.5 N) ..................160 gf ±50 gf (1.6 N ±0.5 N) .................260 gf ±60 gf (2.6 N ± 0.6 N) Stroke ....................0.25 mm +0.10/-0.20 General Characteristics Switch Type .........................(N.O.) SPST Operating Temperature Range ....................................-20 °C to +70 °C Storage Temperature Range ....................................-40 °C to +85 °C Product Dimensions Recommended PCB Layout Circuit Diagram STJN-508 4.5 (.177) 4.9 (.193) 3.2 (.126) DIA. 3.7 (.146) 1.2 (.047) 4.5 (.177) 4.9 (.193) 2 4 1 3 0.2 (.007) 0.3 (.012) 2.5 (.098) 5 ± 0.5 (.197 ± .020) 0.05 (.002) 0.45 (.018) 0.8 (.031) 0.4 (.016) How to Order STJ N - 5 08 - N TR Model Thin SMD Tact Switch Product Code N = Non-washable Size 5 = 5 mm Height 08 = 0.8 mm (without knob) 15 = 1.5 mm (with knob) Actuating Force K = 100 gf (1.0 N) N = 160 gf (1.6 N) R = 260 gf (2.6 N) Packaging TR = Embossed Tape 5,000 pcs./reel 1.0 (.040) 3.4 (.134) 5.4 (.213) 3.1 (.122) 4.3 (.169) 4.6 (.181) 5.5 (.217) 12 34 TOLERANCES: ±.38 EXCEPT WHERE NOTED. DIMENSIONS: MM (IN) Recommended PCB Layout Circuit Diagram STJN-515 4.5 (.177) 4.9 (.193) 2.4 (.094) DIA. 3.2 (.126) DIA. 4.4 (.173) DIA. 4.0 (.157) DIA. 3.7 (.146) 1.2 (.047) 4.5 (.177) 4.9 (.193) 2 4 1 3 0.2 (.007) 0.3 (.012) 2.5 (.098) 3.3 (.130) 3.4 (.134) 5.0 ± 0.5 (.197 ± .020) 0.05 (.002) 0.45 (.018) 0.8 (.031) 0.4 (.016) 1.2 (.047) 1.5 +0.2 / -0.1 (.059 +.008 / -.004) 1.0 (.040) 3.4 (.134) 5.4 (.213) 3.1 (.122) 4.3 (.169) 4.6 (.181) 5.5 (.217) 12 34 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 REV. 02/06 Model STJN-5 is currently available, although not recommended for new designs. |
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