C&K Components PTS645 Tactile Switch SMD 160gf 12V DC 50mA

The C&K Components PTS645SM43SMTR92LFS is a single-pole single-throw (SPST) momentary tactile switch, designed for surface mount applications. With a compact 6mm x 6mm footprint and a 4.3mm actuator height, this switch is ideal for space-constrained PCB designs. It features a round button actuator with top actuation, providing a crisp tactile feedback with a 160gf actuating force.

This switch is rated for 50mA at 12V DC and offers a long electrical life of 100,000 operations. The gull wing terminals ensure reliable soldering and mechanical stability. The switch is non-illuminated and has an IP40 rating, making it suitable for a wide range of environments.

Key Features

• SPST momentary action with 1NO contact type
• Surface mount with straight gull wing terminals
• 160gf actuating force for positive tactile response
• 4.3mm switch height for low-profile designs
• 100,000 operations mechanical life
• 250V dielectric strength
• 10¹¹Ω insulation resistance
• IP40 rating
• RoHS compliant (SVHC free as of Jan 2024)

This switch is part of the PTS645 series from C&K Components, known for reliability and performance in demanding applications. It is a perfect choice for user interface controls in automotive, industrial, and medical equipment where durability and consistent performance are critical.