C&K PTS540 Series Tactile SwitchesFrom C & K Switches, a range of ultra-low profile SMT tactile switches. The PTS540 series of switches have a top actuator with a 0.35 mm switch height making them ideal for applications where board space is limited. The IP40 switches in the PTS540 family have a momentary function with SPST-NO contact arrangement and J bend termination.Features and Benefits• 3.7 x 3.7 mm compact footprint• IP40• 0.35 mm thickness• High number of cycles• Silver plated contactsApplications• Remote controls• Bluetooth headsets• MP3 accessoriesTactile