Category Archives: FAQ

What are rubber dome key switches?

Rubber dome key switch is a membrane switch whose key part is made of rubber material and the dome is usually made of metal material. This switch combines the flexibility of rubber and the conductivity of metal dome, with good … Continue reading

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What is a dome switch keyboard?

Dome switch keyboards are composed of multiple keys, with metal or rubber dome switches as the core. Metal domes are durable and have good tactile feedback, while rubber domes are low-cost and flexible. Both have their own advantages and disadvantages … Continue reading

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Dome switch vs conductive rubber switch: What is the difference?

Dome switch vs conductive rubber? Dome switches and conductive rubber switches each have their own characteristics. Dome switches use metal dome to make contacts, which have low contact resistance, low operating force and a crisp feel. They are often used … Continue reading

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What is a metal dome array? Snap dome switch

Metal dome array, or snap dome switch, is a tactile interface component used in devices like remotes, keyboards, and medical tools. These stainless steel domes sit on a circuit board, forming a grid that closes an electrical circuit when pressed. … Continue reading

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How do tactile metal domes make conntact with pcb?

The tactile metal dome is connected to the PCB by pressing. When the dome is pressed, its conductive end forms an electrical connection with the corresponding contact on the PCB, thereby achieving circuit conduction. This connection method ensures the effective … Continue reading

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SMD Meaning Electronics – Everything You Need to Know

SMD, or surface mount device, is a packaging form of electronic components. SMD spring switch is a switch that uses SMD technology to mount metal springs on circuit boards. It uses the elastic deformation of metal springs to achieve circuit … Continue reading

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What solder to use for SMD? SMD metal dome switch

SMD (surface mount device) is usually soldered with lead-free solder paste, such as SAC (tin-silver-copper) alloy, which has good wettability and mechanical properties and meets environmental protection requirements. For SMD metal dome switches, low melting point solder is easy to … Continue reading

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What is dome pressure? Factors affecting metal dome pressure

Dome pressure is the reaction force generated when a metal dome is compressed, which is affected by factors such as material properties, shape, thickness and heat treatment process. Different materials have different elastic moduli and strengths; shape and size affect … Continue reading

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What is a Capacitive Touch Button? How Does it Work?

Capacitive touch button is a device that uses capacitive sensing technology to detect finger touch. It realizes touch operation by sensing the capacitance change between the human body and the circuit, and has the characteristics of high sensitivity, non-contact, and … Continue reading

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