The KMR221NGLFS is a tactile switch manufactured by C&K Components. It is part of the KMR series, which is known for its low profile, surface mount design, and reliable performance in various applications. This particular model features a top-actuated design and provides a distinct tactile feedback upon activation, making it suitable for user interface applications where a positive confirmation of switch actuation is desired.

Applications:

• Mobile phones
• MP3 players
• Remote controls
• Gaming devices
• Consumer electronics
• Industrial control panels

Features:

• Surface mount design for automated assembly
• Low profile for compact applications
• Top-actuated configuration
• Distinct tactile feedback
• Gold plated contacts for reliable switching
• Long life expectancy
• RoHS compliant

Benefits:

• Provides reliable switching performance
• Enables compact product designs due to its small size
• Offers clear tactile feedback to the user
• Reduces assembly costs with surface mount compatibility
• Ensures long-term reliability with gold-plated contacts
• Suitable for a wide range of applications
• Meets environmental regulations

Additional Details:

The KMR221NGLFS tactile switch has a typical operating force in the range of 1.6N to 2.5N, providing a noticeable tactile feel. The life expectancy is typically rated for several hundred thousand cycles, ensuring long-term durability. The switch is designed for reflow soldering processes, simplifying assembly and reducing manufacturing costs. The compact size and low profile make it suitable for use in space-constrained applications. C&K Components is a reputable manufacturer known for its high-quality switches and connectors. Proper handling and soldering techniques should be followed during assembly to ensure optimal performance and reliability. The switch body is typically made of high-temperature thermoplastic material to withstand reflow soldering temperatures.

This switch is commonly used in applications requiring a reliable and tactile user interface, such as portable devices, remote controls, and industrial control panels.