B3F-3120

The B3F-3120 is a tactile switch manufactured by Omron, known for its reliability and compact design. This switch is part of the B3F series, which is widely used in various electronic devices due to its excellent performance and durability.

Key Features:

1. Type: The B3F-3120 is a momentary tactile switch, meaning it is designed to be pressed and released, making it ideal for applications where a temporary action is required, such as in user interfaces for electronic devices.

2. Actuation Force: The switch typically requires a moderate actuation force, around 160 grams, which provides a satisfying tactile feedback when pressed. This feedback is crucial for user experience, ensuring that users can feel the switch engage.

3. Travel Distance: The switch has a short travel distance, usually around 0.25 mm, which allows for quick activation and responsiveness. This feature is particularly beneficial in applications where speed is essential.

4. Contact Configuration: The B3F-3120 generally features a single-pole, single-throw (SPST) configuration, meaning it has one input and one output. This simple design makes it easy to integrate into various circuits.

5. Electrical Ratings: The switch can handle a maximum current of 50 mA and a maximum voltage of 12 V DC, making it suitable for low-power applications. Its electrical characteristics ensure reliable operation in a variety of electronic devices.

6. Durability: Omron's B3F series is known for its longevity, with a lifespan of approximately 1 million cycles. This durability makes it a preferred choice for devices that require frequent use.

7. Mounting Style: The B3F-3120 is designed for through-hole mounting, which allows for easy installation on printed circuit boards (PCBs). Its compact size makes it suitable for space-constrained applications.

8. Dimensions: The switch typically has a small footprint, with dimensions around 6.0 mm x 6.0 mm x 4.3 mm, making it easy to fit into various designs without taking up excessive space.

9. Environmental Resistance: While not fully waterproof, the switch is designed to withstand typical environmental conditions, making it suitable for indoor applications.

10. Applications: The B3F-3120 is commonly used in consumer electronics, medical devices, automotive controls, and various other applications where a reliable tactile feedback switch is needed.

Conclusion:

The Omron B3F-3120 tactile switch is a versatile and reliable component that offers excellent performance in a compact package. Its combination of tactile feedback, durability, and ease of integration makes it a popular choice for designers and engineers looking to enhance user interaction in their electronic products.