TS44A-S Compact SMD Tactile Switch
TS44A-S is a compact surface-mount tactile switch designed for space-limited PCB control and input applications. Its 4.5 × 4.5 mm body, round actuator and four SMD terminals support efficient assembly in compact electronic devices.
The low-profile construction makes this tactile switch suitable for consumer electronics, control panels, handheld devices, communication equipment and other PCB-mounted user-interface applications.
Key Features
- Compact 4.5 × 4.5 mm body
- Surface-mount PCB installation
- Round actuator with 2.5 mm diameter
- Four SMD terminals
- Low-profile construction
- Suitable for compact electronic control interfaces
- Designed for automated PCB assembly
Technical Specifications
| Model | TS44A-S |
|---|---|
| Product Type | SMD tactile switch |
| Body Size | 4.5 × 4.5 mm |
| Overall Height | 3.8 ± 0.1 mm |
| Actuator Diameter | 2.5 mm |
| Overall Terminal Span | 8 mm |
| Mounting Type | Surface mount |
| Number of Terminals | 4 |
| PCB Land-Pattern Spacing | 7 × 3 mm |
| Recommended Pad Size | 1 × 0.7 mm |
Typical Applications
- Consumer electronics
- Handheld electronic devices
- Compact control panels
- Communication equipment
- Remote controls and keypads
- PCB-mounted input modules
- Industrial electronic controls
Ordering Information
Please confirm the required operating force, electrical rating, service life, packaging method and order quantity when requesting a quotation. Samples and bulk-order support are available for project evaluation.







