The PTS636SK25SMTRLFS is a surface-mount momentary action tactile switch from the PTS636 series, featuring a compact 6.0 x 3.5 mm footprint with 2.5 mm height and G-type SMT leads. It delivers a 250 gf ± 50 gf actuation force with 0.25 ± 0.1 mm travel distance and is rated for 100,000 operating cycles, providing excellent durability for high-reliability applications. The switch operates at a maximum voltage of 12 VDC with a maximum current of 50 mA, contact resistance of = 100 mO, and insulation resistance of = 100 MO, ensuring reliable electrical performance. With a bounce time of = 10 ms and operating temperature range of -20°C to 70°C, this switch is well-suited for IoT devices, home automation systems, and remote controls requiring compact, durable tactile input solutions.