Tactile Switches

Image Part Number Description / PDF Quantity Rfq
CS11028.5F160

CS11028.5F160

CIT Relay and Switch

MINIATURE SURFACE MOUNT TACTILE

0

ME029.5F3502

ME029.5F3502

CIT Relay and Switch

PROCESS SEALED TACTILE SWITCH, S

0

ME0110.4F3502

ME0110.4F3502

CIT Relay and Switch

PROCESS SEALED TACTILE SWITCH, T

0

CS1102V5.85F160

CS1102V5.85F160

CIT Relay and Switch

RIGHT ANGLE MINIATURE SURFACE MO

0

STR4.3LF160QG

STR4.3LF160QG

CIT Relay and Switch

IP67 SURFACE MOUNT TACTILE SWITC

0

CT110217.0F160

CT110217.0F160

CIT Relay and Switch

THROUGH-HOLE TACTILE SWITCH, SPS

0

STS5.0LF200QG

STS5.0LF200QG

CIT Relay and Switch

IP67 SURFACE MOUNT TACTILE SWITC

0

ME019.5F3502

ME019.5F3502

CIT Relay and Switch

PROCESS SEALED TACTILE SWITCH, T

0

CT1102V3.85F160

CT1102V3.85F160

CIT Relay and Switch

RIGHT ANGLE THROUGH-HOLE TACTILE

0

CT1102V3.15F160

CT1102V3.15F160

CIT Relay and Switch

RIGHT ANGLE THROUGH-HOLE TACTILE

0

CS1219F250

CS1219F250

CIT Relay and Switch

ULTRA-MINIATURE SURFACE MOUNT TA

0

ME0212.0F3502

ME0212.0F3502

CIT Relay and Switch

PROCESS SEALED TACTILE SWITCH, S

180

CS1102V9.85F160

CS1102V9.85F160

CIT Relay and Switch

RIGHT ANGLE MINIATURE SURFACE MO

0

ME0210.4F3502

ME0210.4F3502

CIT Relay and Switch

PROCESS SEALED TACTILE SWITCH, S

0

CT11027.0F160

CT11027.0F160

CIT Relay and Switch

THROUGH-HOLE TACTILE SWITCH, SPS

0

ME026.4F3502

ME026.4F3502

CIT Relay and Switch

PROCESS SEALED TACTILE SWITCH, S

0

CS11027.5F160

CS11027.5F160

CIT Relay and Switch

MINIATURE SURFACE MOUNT TACTILE

0

CS1102V11.35F160

CS1102V11.35F160

CIT Relay and Switch

RIGHT ANGLE MINIATURE SURFACE MO

0

ST4.3LF160Q

ST4.3LF160Q

CIT Relay and Switch

IP67 THROUGH-HOLE TACTILE SWITCH

0

ME016.4F3502

ME016.4F3502

CIT Relay and Switch

PROCESS SEALED TACTILE SWITCH, T

0

Tactile Switches

1. Overview

Tactile switches are momentary contact switches designed to provide tactile feedback when actuated. They are fundamental components in human-machine interfaces, enabling precise input registration through mechanical deformation. These switches play a critical role in modern electronics by ensuring reliable user interaction in devices ranging from consumer gadgets to industrial equipment.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
PCB Mount Tactile SwitchesLow profile, solderable terminals, short travel distanceRemote controls, mobile phones
Panel Mount Tactile SwitchesFront-panel installation, threaded bushingIndustrial control panels
Surface Mount Technology (SMT)Miniaturized, automated assembly compatibleWearable devices
Heavy Duty Tactile SwitchesHigh current rating, reinforced contactsMedical equipment

3. Structure and Components

Typical tactile switch construction includes: - Actuator: Dome-shaped plunger with textured surface - Contact System: Gold-plated phosphor bronze contacts - Housing: High-temperature resistant thermoplastic (e.g., LCP) - Spring Mechanism: Stainless steel leaf spring for tactile feedback - Terminals: Solder pins or surface-mount pads

4. Key Technical Specifications

ParameterTypical RangeImportance
Rated Current0.01-0.5ADetermines circuit compatibility
Operating Voltage5-250VDCSafety and insulation requirements
Actuation Force0.5-5.0NUser experience optimization
Electrical Life50,000-500,000 cyclesProduct longevity assessment
Contact Resistance10-100m Signal integrity maintenance

5. Application Fields

Primary industries include: - Consumer Electronics: Keyboards, gaming controllers - Industrial Automation: PLC control panels - Medical Devices: Patient monitoring systems - Automotive: Dashboard controls, steering wheel buttons - Telecommunications: Network equipment interfaces

Case Study: Apple Magic Keyboard uses SMT tactile switches with 0.8mm travel distance and 50cN actuation force for optimal typing experience

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
OmronB3F SeriesIP67 rating, 500,000 cycles life
C&K ComponentsPTS645 SeriesLow profile (3.2mm), RoHS compliant
E-SwitchTL1105 SeriesSurface mount, 0.1A rating
Alps AlpineSKQH SeriesClick-type feedback, 1.5N force

7. Selection Guidelines

Key considerations: - Electrical requirements (current/voltage ratings) - Mechanical specifications (actuation force, travel distance) - Mounting method compatibility (through-hole vs SMT) - Environmental factors (temperature range, ingress protection) - Cost-volume optimization for mass production

8. Industry Trends

Emerging developments include: - Miniaturization for wearable devices (sub-2mm packages) - Enhanced reliability for automotive applications (-40 C to 125 C operation) - Integration with haptic feedback systems - Adoption of eco-friendly materials (halogen-free plastics) - Smart switch development with embedded sensors

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