6×6 mm Tactile Switches (Push Buttons) — Introduction & Applications

The 6×6 mm tactile switch, also known as a 6×6 push button or 6 mm tact switch, is one of the most widely used electromechanical switches in electronic equipment. Featuring a compact 6 mm × 6 mm footprint, these momentary switches provide a distinct tactile feedback (a “click” sensation) when actuated, confirming to the user that the switch has been pressed.

Key Features and Advantages

• Compact 6×6 mm footprint: Ideal for space-constrained PCB designs.
• Distinct tactile feedback: Crisp “click” response for reliable user confirmation.
• Multiple mounting options: Through-hole, surface-mount, and horizontal configurations.
• Wide actuation force range: 70 gf to 520 gf.
• Long operational life: 100,000 to 500,000 cycles.
• Sealed and waterproof options: IP67-rated versions available.

Key Specifications

Major Application Areas

Consumer Electronics

Audio/video products (MP3, MP4, DVD, stereo systems), digital cameras, remote controls, TVs, microwave ovens, electric cookers, electronic scales, and fitness equipment such as running machines, massage chairs, and timers.

Industrial Control and Equipment

Control panels on vending machines, security alarms, measuring devices, printers, copiers, and washing machines. Reliable tactile feedback ensures operators can confirm actuation even in noisy environments.

Automotive Electronics

Steering wheel controls, dashboard buttons, window and mirror controls, infotainment interfaces, and control knobs. Sealed and vibration-resistant versions withstand harsh automotive conditions.

Medical Devices

Diagnostic equipment, patient-controlled devices, monitors, portable medical instruments, sphygmomanometers, thermometers, and hospital call systems.

Communications and Networking

Mobile phones, car telephones, telephones, building equipment, PDAs, routers, switches, and test and measurement equipment.

Household Appliances

TVs, microwave ovens, electric cookers, hair driers, electronic scales, body fat and water scales, and kitchen scales.

Security and Building Automation

Videophones, monitors, home security systems, rolling door controls, and building equipment.

Selection Considerations

• Mounting Type: THT for robust strength; SMT for automated assembly; horizontal for edge-mount applications.
• Actuator Height: 4.3 mm to 13 mm to match panel design.
• Operating Force: 70–100 gf (light touch), 160–260 gf (general purpose), 320–520 gf (deliberate actuation).
• Sealing: IP40 standard; IP67 for moisture, dust, or cleaning exposure.
• Electrical Life: 100,000 cycles standard; 500,000 cycles for high-use interfaces.
• Contact Rating: 50 mA at 12 VDC standard; verify circuit requirements.
• Operating Temperature: −40°C to +85°C typical.
• Ground Terminal: Some models include ground terminal for improved EMI performance.