434121025816

434121025816 Specifications

Manufacturer: Würth Elektronik
Part Number: 434121025816
Product Type: Surface-Mount Tactile Switch
Circuit Configuration: Single Pole Single Throw – Normally Open (SPST-NO)
Switch Function: Off-Momentary
Contact Rating: 0.05 A at 12 VDC
Actuator Type: Standard
Actuator Height: 2.5 mm
Mounting Type: Surface Mount
Actuator Orientation: Top Actuated
Termination Style: Surface-Mount Device (SMD) Tabs
Outline Dimensions: 6.0 mm x 3.8 mm
Operating Force: 160 gf
Operating Temperature Range: -40°C to +85°C
Mechanical Life: 50,000 cycles
Actuator Material: Liquid Crystal Polymer (LCP)
Contact Material: Stainless Steel with Silver Plating
Terminal Material: Copper Alloy with Silver Plating
RoHS Status: RoHS Compliant

Key Features

The 434121025816 from Würth Elektronik is a compact surface-mount tactile switch designed for applications requiring reliable momentary contact. It features a Single Pole Single Throw – Normally Open (SPST-NO) configuration, providing a simple on-off function. With an actuator height of 2.5 mm and an operating force of 160 gf, it offers tactile feedback suitable for user interfaces. The switch supports a contact rating of 0.05 A at 12 VDC, making it ideal for low-power signal applications. Its surface-mount design with SMD tab terminations facilitates easy integration into printed circuit boards. Constructed with durable materials, including an LCP actuator and stainless steel contacts with silver plating, the switch ensures longevity and consistent performance over its mechanical life of 50,000 cycles. The compact footprint of 6.0 mm x 3.8 mm allows for efficient use of PCB space in densely populated designs.

Applications

User interface controls in consumer electronics such as remote controls and handheld devices.
Control panels in industrial equipment requiring reliable tactile feedback.
Medical devices where compact and dependable switch operation is critical.
Automotive interior controls, including dashboard interfaces and infotainment systems.
Communication devices like two-way radios and mobile accessories needing momentary contact switches.

Product Overview

Würth Elektronik’s 434121025816 tactile switch is engineered to provide dependable momentary contact functionality in a compact surface-mount package. Its SPST-NO configuration and 160 gf operating force deliver consistent tactile feedback suitable for various user interface applications. The switch’s robust construction, featuring an LCP actuator and silver-plated stainless steel contacts, ensures durability and a mechanical life of 50,000 cycles. With an operating temperature range from -40°C to +85°C, it performs reliably in diverse environmental conditions. The compact dimensions and surface-mount design allow for seamless integration into space-constrained PCB layouts, making it an excellent choice for designers seeking efficient and reliable tactile switch solutions.

Contact Us

For additional information regarding our products, feel free to get in touch with us. You can call us at 770-870-1760 or email us at info@cyndtek.com. We look forward to assisting you and ensuring your satisfaction with all of our Cyndtek products.