Kingtronics SMD Tact (Tactile) Switch WKTS1020040D Main Specifications
Operating Temperature Range: -20℃ to +70℃
Rated Current and Voltage: 50mA. / 12V DC
Insulation Resistance: ≥100MΩ
Dielectric Strength: 250V AC (50Hz or 60Hz) for 60 seconds
Contact Resistance: ≤100mΩ
Full Travel: 0.25±0.1mm
Operating Force: 1.6±0.5N

Kingtronics SMD Tact (Tactile) Switch WKTS1020040D Strong Features
Type: SMD surface mounted tact switch
Operating Life cycles: 200000
Compact-sized, Side actuated
High contact reliability, Good drop resistance
Reflow solderable , Fixing poles of the cover available
PCB-base structure ,which can be directly mounted on PC board  
Available in embossed taping packages for automatic mounting.
Sealed with flux proof, RoHS and REACH compliant

Kingtronics SMD Tact(Tactile) Switch WKTS1020040D Typical Applications
Operating switches in all types of electronic equipment such as smart phone, digital camera, portable electronic device,3C products that require high-density mounting.
For operating various MP3/MP4.
Application examples provided in this article are for reference only. In actual applications, please confirm equipment functions and safety prior to using our Kingtronics tact switch

More information please refer to following address, Kingtronics offer DIP and SMD Tactile (Tact) Switches with 1000pcs MOQ and best quality, thanks for choosing us.
http://www.kingtronics.com/pdf/SMD-Tact-Switch-WKTS1020040D.pdf