LT-series Snap Dome

Shan yo Triangle metal dome

 

 

Shan yo Triangular Metal domes The T-Series snap dome toppers have the following characteristics:
Size Characteristics: Diameters range from 4 mm to 12 mm to accommodate applications with varying space needs and design requirements, and may be appropriate in products ranging from small electronic devices to larger control panels.
Force characteristics: force range from 100 grams to 5000 grams, can provide a variety of force feedback options. 100 grams of smaller force is suitable for the need to operate the light touch, the operation of the lower strength requirements of the occasions, such as some of the fine-tuning precision instrumentation, such as buttons; 5000 grams of the larger force is suitable for the need to prevent misuse of the scenario requires a certain degree of strength to trigger, such as industrial equipment, emergency stop button. button in industrial equipments, etc.

 

 

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Shan yo metal dome switches:

  In the complex and delicate structure of electronic equipment, T series snap dome, which is often referred Metal Dome  switches, is like a piece of gears for precision operation. Don't look at their small size, but they steadily occupy an indispensable and key position in all kinds of electronic application scenarios. Its distinctive triangular shape, in sharp contrast to the traditional round Metal domes switches, gives it a more diversified application potential and provides more possibilitis for the innovative design of electronic devices.

  The T series of Metal Dome switches are widely used in a variety of electronic products. it guarantees clear and convenient operation of the keys, with crisp tactile feedback, so that every time you make a call and operate the function keys, it is easy and smooth; and in the medical equipment, where the reliability requirements are almost severe, the T series has the responsibility to provide the most reliable and reliable switches for children. I    In the medical equipment which requires almost strict reliability, the T series is even more important, every precise trigger ensures the accuracy of medical operations, building a solid foundation for the smooth implementation of medical work, and becoming an invisible "guardian" to protect life and health.

  In terms of installation adaptability, the T series is called an "all-rounder". Whether it is a double-sided printed circuit board (PCB), which can be seamlessly embedded in it by virtue of its precise interface design; or a flexible and changeable flex circuit, or a common membrane switch panel, the T series can quickly find its "home" and firmly and stably fix it, just like building up a solid foundation stone for the electronic equipments The T-Series is a solid foundation for the electronic equipment, which guarantees the stable operation of the equipment.

 
   Excellent tactile feedback is undoubtedly the centerpiece of the T-Series metal shrapnel switches. When the user presses the switch, a clear, just-right tactile sensation is quickly transmitted to the fingertips. This feedback, for input devices such as keyboards and keypads, is like giving them a "soul". It not only allows the user to operate, can be the first time to clearly know whether the operating instructions are successfully executed, but also greatly enhance the comfort and accuracy of the operation process. With it, human-computer interaction is no longer rigid and becomes more smooth and natural, as if an invisible but tacit communication bridge has been established between people and devices.

   Durability and reliability are the "gold standard" of T series Metal Dome switches. After countless times of repeated pressing, it still maintains excellent performance and stably realizes the driving function, just like a tireless and loyal partner, always standing firm. This is what makes the T-Series stand out in applications that require frequent operation. Whether it is the continuous operation of industrial equipment under high-intensity work or the stable operation of automotive control in complex and changing environments, the T series is able to cope with the situation with ease, and guarantees the long-term stability of the equipment with outstanding performance, which has become a reliable choice trusted by many equipment manufacturers.

   In the world of consumer electronics, T series Metal Dome switches are also very useful. From smartphones, which are always in people's hands, to tablets, which are easy to carry; from smart wearable devices, which are worn close to the body, to smart home center controls, which are in control of home life, the T series has been working quietly behind the scenes, and with its excellent performance, it has helped to create a better and more intimate experience for the users of these products. At the same time, T series is actively involved in automotive control, industrial equipment and other fields, with reliable quality and excellent performance, to inject strong impetus for the development of these industries, and promote the industry to a new level.

  There is a natural "tacit understanding" between T seriesMetal Dome switches and all kinds of electronic components, which can realize perfect integration. It is like a harmonious note added to the grand "symphony" of electronic equipment. Not only does it not interfere with the normal operation of other components, but also works with them to enhance the overall performance of the equipment. With its help, users are more comfortable using the device, and the operation process becomes more efficient and convenient, bringing users a smarter and more comfortable experience.

   All in all, the T-SeriesMetal Dome switches, with their outstanding versatility, rock-solid reliability and excellent tactile response, have firmly established themselves as the preferred choice of many electronic equipment manufacturers in the design and production process of electronic interfaces in different industries. It is like a low-profile but great hero behind the scenes, although seldom noticed by the public, but in every operation of electronic equipment, it shows its own irreplaceable value, and continues to contribute to the development of electronic technology.

metal dome tactile feedback

 

   Within the Metal Dome product line, the LT series is unique. The Snap Dome in this series has two long legs, each 0.8mm wide and 3.0mm long. The longer legs allow for a more stable mechanical connection, a feature that makes it suitable for applications that may be subjected to high external forces or have additional stability requirements. The LT Series is often chosen for devices that require strong tactile feedback and a high standard of durability.

 

 

  T-Series Metal Snap Dome Switches: Critical Components in Electronic Devices
  IIn the complex structure of electronic equipment, the T series metal dome, also commonly known as metal shrapnel switch, does not look small, but like a precision gear, plays an indispensable role in various electronic applications. Unlike traditional round metal snap dome switches, it has a unique triangular shape, which gives it more application possibilities and makes it suitable for more complex electronic equipment structures and diversified application scenarios.

  When designing electronic interfaces for real-world applications,Metal Dome of the same diameter but with higher actuation forces provide greater flexibility. Designers are able to precisely select the right Metal Snap Dome for a specific force requirement without having to worry about compromising size or durability. This means that devices that incorporate these shrapnel can consistently provide consistent and reliable haptic feedback throughout their operational life. In the case of a medical device, for example, where a doctor needs clear feedback from every keystroke, the properties of the T-Series snap dome ensure that the device maintains a precise tactile response over time, with no loss of feedback due to frequent operation.

  With its versatility, reliability and excellent tactile response, the T series of metal snap-action switches has firmly occupied an important position in the electronic interfaces of different industries, and has become the preferred component in the design and production process of many electronic equipment manufacturers. It is like a silent hero behind the scenes, not well known to the public, but demonstrating its value in every operation of electronic equipment. If you have any specific questions or need further details about its application or specification, please feel free to ask!

 

 

 

metal dome tactile switch fabricators

  Legged Design: These metal domes typically feature two legs (feet) that can be inserted into holes in the circuit board. This design ensures secure fixation without the need for adhesive tape. It also allows them to withstand high temperatures, making them suitable for environments where heat resistance is required. They are sometimes referred to as "metal domes with legs."

The T-series snap domes are categorized into four types:

01.

 

NT-series: No legs

These domes do not have any legs. They are typically designed for applications where adhesive tape or another method of secure attachment is used to fix the dome in place on the circuit board or membrane.

02.

 

ST-series: Two short legs (0.8 mm x 0.8 mm)

Snap domes in this series feature two short legs, each measuring 0.8mm in width and 0.8mm in length. These short legs are designed to be inserted into corresponding holes on the circuit board, providing a secure mechanical attachment without the need for adhesive. The ST-series is suitable for applications where a compact size and secure fixation are important.

03.

 

MT-series: Two medium legs (0.8 mm x 1.5 mm)

This series includes snap domes with two middle legs. The legs in the MT series are 0.8mm wide and 1.5mm long. These dimensions offer a balance between secure attachment and stability. The MT-series is commonly used in applications where moderate force and durability are required.

04.

 

LT-series: Two long legs (0.8 mm x 3.0 mm)

Snap domes in the LT-series feature two long legs, each measuring 0.8mm in width and 3.0mm in length. The longer legs provide a more robust mechanical attachment, making them suitable for applications where the snap dome may be subjected to higher forces or where additional stability is needed. The LT-series is often chosen for devices that require a strong tactile response and durability.

 

  Each series within the Tactile snap domes offers specific advantages based on the length and type of legs, catering to different mounting requirements and force applications. Designers can select the appropriate series based on factors such as space constraints, required force sensitivity, and environmental conditions to optimize the performance and reliability of electronic assemblies and devices.

 

metal domes manufacturer

 

How to choose types of metal dome switches

F-series snap domes

O-series snap domes

r-series snap domes

Special-shaped custom

  Round metal dome: The special structure of the round shape has the advantage (a small footprint), so it is mainly used in electronic devices with small spaces. At the same time, it can take into account the rebound and strength of the hand feel, and at the same time, it is more stringent in places where the product life is required (more than one million times), such as mobile phones, control panels of key equipment, etc.

 

  Oblong metal domes: They can be used in almost all places where a round dome is used. Its shape is a regular waist circle formed by cutting off a part of the two sides of the round dome. When the space in one direction of the design is small and the round dome cannot be placed, it can play its specialty. Oblong metal domes (Oval metal domes, rectangle metal domes) also have an excellent hand feel.

 

  Four-leg series metal domes: refer to a dome with four legs, also known as a four-leg dome. It is a metal dome with a relatively large stroke and a clear sound when operated. This series of domes can be used when there is more space on the PCB, the button position is large, and the travel requirement is large. It is generally used for handheld devices, medical equipment, and large bank equipment.

 

  Triangular metal dome: When there is a small space that can only hold a small dome and at the same time needs to have a good feel and must meet the requirements of greater pressing force, the triangular metal dome is the best choice; it is also divided into two types with feet and without feet, which is selected by the thickness of the PCB board and the assembly process.

 

  Special-shaped custom metal dome: Metal domes are mainly divided into round, oval, triangular, and four-leg series. Other special ones are collectively referred to as special-shaped metal domes. Metal domes are custom-made products. All kinds of metal domes can be customized according to requirements. In addition, special-shaped metal domes can be customized according to shape, size, strength, and other requirements. If you have any needs, please contact us at Shanyo.

Model Number	Standard	Surface treatment	Parameters				Load
C-series	0/1/4/5 bumps	Gold/Silver/Nickel Plating	Diameter	Stroke	Height	Life (bare test)
F-series	0/1/4/5 bumps	Gold/Silver/Nickel Plating	3-10mm	0.14-0.19 ±0.05	0.21-0.25 ± 0.05mm	>100k times	100gf-500gf
O-series	0/1/4/5 bumps	Gold/Silver/Nickel Plating	4-20mm	0.23-0.28 ±0.05	0.26-0.36 ± 0.05mm	>100k times	100gf-600gf
T-series	Long legs/short legs/no legs	Gold/Silver/Nickel Plating	4x2.88mm ~5x4mm	0.15-0.23 ±0.05	0.21-0.29 ±0.05mm	>100k times	100gf-250gf
Custom snap domes	Special shapes	Gold/Silver/Nickel Plating	3.15-12mm	0.15-0.19 ±0.05	0.21-0.25 ± 0.05mm	>100k times	200gt-600gf
Note: All types of metal domes can be customized according to requirements.

 

 

 

metal domes suppliers comparison of product parameters

Contact Configuration	SPST, Normally Open
Contact Bounce (on)	<.3ms
Contact Bounce (off)	<6ms
Operating voltage	-55 C to 125 C
Storage Temperature	-55 C to 125 C
Humidity	0-97% (no condensation)
Contact Resistance	<100 ohms
With gold or silver plating	<1 ohm
Voltage/Current Maximum	12 ma @ 24 volts DC, RL
Breakdown Voltage	Over 200 volts

 

custom metal dome fabricators TABLE OF CONTENTS

Part Number Introduce

Product	Shape	Dimple	Length of legs	Length of legs
	Triangle	four dimple	no legs	4-8mm
	Triangle	four dimple	no legs	9-11.5mm
	Triangle	four dimple	no legs	12-15.2mm
	Triangle	four dimple	0.8mm legs	4-7mm
	Triangle	four dimple	0.8mm legs	8-12mm
	Triangle	four dimple	1.5mm legs	4-8mm
	Triangle	four dimple	1.5mm legs	9-12mm
	Triangle	four dimple	3.0mm legs	4-8mm
	Triangle	four dimple	3.0mm legs	9-12mm

 

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