SDTM-648-NTR

IA NT Features ■ ■ ■ ■ Available sharp click feel with a positive tactile feedback Ultra-miniature and lightweight structure suitable for high density mounting Very economical with high reliability RoHS compliant* *R oH S CO The SDTM Series is currently available, although not recommended for new designs. ■ Insert molding in the contact with special M PL treatment prevents flux buildup during soldering and permits autodipping SDTM Series SMD Tact Switch Electrical Characteristics Electrical Life .................50,000 cycles min. for 260 g 500,000 cycles min. for 100 g, 160 g Rating ............................DC 12 V, 50 mA Contact Resistance .....100 mohms max. Insulation Resistance ..100 Mohms min., DC 500 V min. Dielectric Strength ...........................AC 250 V for 1 minute Contact Arrangement ...1 pole 1 position Environmental Characteristics Operation Force .......100 g, 160 g, 260 g Tolerance .....................................±50 g Stop Strength ..Place the switch vertical, a static load of 3 kg shall be applied in the direction of actuator operation for a period of 15 seconds Stroke .......0.25 mm (+0.2 mm, -0.1 mm) Temperature Range......-25 °C to +70 °C Vibration Test .................MIL-STD-202F, Method 201A Frequency ............10-50-10Hz/1minute Directions..............X,Y,Z 3 mutually per pendicular directions Time..................2 hours each direction, high reliability Shock Test .....................MIL-STD-202F, Method 213A, Condition A Gravity .......50 g (peak value), 11 msec. Directions/Time ......6 sides and 3 times in each direction Physical Characteristics Cover Materials ..............Steel, tin plated Base Materials .......Thermoplastic Nylon FG 101, UL94V-0 Actuator Materials ............Thermoplastic Nylon UL94V-0 Color .........................Black, brown, red Contact Disc. Materials ...........Phosphor bronze with silver cladding Terminal Materials ........Brass with silver cladding How To Order Product Dimensions SDTM-610/620/630/650/660 4.30 (.169) C L 6.20 (.244) SDT M - 6 10 - K TR Model Product Code M = SMD Size 6 = 6 mm Height 10 = 20 = 30 = 44 = 48 = 50 = 60 = 4.3 mm 5.0 mm 7.0 mm 7.3 mm (square head) 7.3 mm (square head) 9.5 mm 13 mm 0.70 (.028) T1 T2 4.50 ± 0.20 C L (.177 ± .008) T3 T4 0.50 MAX. (.020) C L 3.50 DIA. (.138) H ± 0.20 (H ± .008) 3.50 (.138) Actuating Force K = 100 g (black head) N = 160 g (brown head) R = 260 g (red head) S = 320 g (salmon head) Y = 520 g (yellow head) Packaging Option TR = Embossed tape* 610 = 1000 pcs. 620 = 900 pcs. 630 = 700 pcs. 644, 648 = 500 pcs. 650 = 380 pcs. __ = Tube All models = 77 pcs. *not applicable to Model 660. T3 0°-4° 9.0 ± 0.2 (.354 ± .008) 0.200 ± 0.10 (.008 ± .004) SDTM-644/648 4.30 (.169) C L 6.20 (.244) 0.70 (.028) T1 T2 4.50 ± 0.20 C L (.177 ± .008) T4 CIRCUIT DIAGRAM T1 T2 T3 T4 SDTM-644: 2.4 DIA. (.095) SDTM-648: 2.8 DIA. (.110) 0.50 MAX. (.020) C L 7.30 (.287) 3.50 (.138) 0°-4° 9.0 ± 0.2 (.354 ± .008) 0.200 ± 0.10 (.008 ± .004) RECOMMENDED PCB LAYOUT 9.50 (.374) T1 6.40 (.252) 4.50 (.177) T2 T3 T4 1.30 (.051) DIMENSIONS: MM (IN) *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. TOLERANCES: 0.2 EXCEPT WHERE NOTED. (.008) SDTM Series SMD Tact Switch Packaging Specifications SDTM-610/620/630/644/648/650(TR) SDTM-610/620/630/644/648/650/660(TUBE) MODEL NO. 6.5 (.256) 7.5 (.295) 16.00 +0.30/-0.10 (.630 + .012/-.004) DIM. A 10.40 (.409) 15.9 ± 0.1 (.626 ± .004) 5.5 (.217) SDTM-630, 644, 648 SDTM-650, 660 2.0 ± 0.10 (.079 ± .004) R 0.5 (.020) 9.4 (.370) R 1.0 (.039) SDTM-610, 620 A 1.50 +0.25/-0.00 (.059 +.010/-0.00) DIA. 2.6 (.102) 1.8 (.071) 4.00 ± 0.10 (.157 ± .004) 10.6 ± 0.1 (.417 ± .004) 1.8 (.071) 6.0 ± 0.5 (.236 ± .020) DIMENSIONS: TOLERANCES: MM (IN) 0.2 EXCEPT WHERE NOTED. (.008) 12.00 ± 0.10 (.472 ± .004) 1.50 + 0.10/-0.00 (.059 + .004/-0.00) DIA. Reflow Soldering Profile Temperature (°C) MAX. 260 °C 255 °C 230 °C 150 °C Room Temperature 120~150 Seconds 60 Seconds 5~10 Seconds Time (Seconds) REV. 08/06 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.