Customized conductive silicone film switch with ultra-thin film on the buttons of the TV remote control pot

Description :

  The TV remote control pot slide button is a thin film switch component based on the metal spring feedback principle, which mainly solves the problems of fuzzy touch, short service life, and poor contact of traditional conductive adhesive buttons. This type of product provides clear paragraph sense and trigger feedback through precision stamped metal dome, and is widely used in infrared or Bluetooth remote controls for LCD TVs, set-top boxes, air conditioners, and various household appliances. Its core advantages lie in its compact structure, fast response speed, and stable electrical performance, which can effectively adapt to high-frequency pressing conditions, ensure the accuracy of signal transmission, and are key basic components for improving the remote control operation experience.

  The specification design of the remote control button film focuses on lightweight and durability, usually using PET or PC as the panel substrate, with a thickness controlled between 0.1mm and 0.5mm, achieving ultra-thin bonding effect. Internal conductive circuits often use silver paste printing or etched copper foil technology, and the insulation layer has good voltage resistance performance. The common testing standard is to withstand 500V DC voltage for one minute without breakdown. The material of the pot pieces is usually stainless steel or phosphor bronze, with nickel or gold plating on the surface to enhance oxidation resistance. The contact resistance is generally less than 100 ohms, and the stroke is between 0.2mm and 0.4mm. The operating force can be adjusted within the range of 150gf to 250gf according to requirements, which meets environmental certification requirements such as ROHS.

  When selecting a TV remote control pot chip button, it is important to confirm the internal space height and PCB board contact layout of the remote control, as there are differences in the key spacing and bullet size between different brands of remote controls. Suitable for scenarios that require clear tactile feedback and limited installation space. If there are extremely high requirements for quietness or the environment is extremely humid, it is necessary to consider installing waterproof breathable film or choosing a fully sealed silicone structure instead of a simple patch type. Compared with pure conductive adhesive buttons, the pot chip solution has a longer lifespan (up to over 1 million cycles), but the cost is slightly higher; Compared with mechanical shafts, it has a smaller volume and no noise, making it suitable for mass assembly of portable handheld devices.

  When installing the TV remote control pot chip button, ensure that the PCB board contacts are clean and free of oxidation. Use 3M double-sided tape or backing tape to stick the film switch flat on the inside of the housing to avoid bubbles affecting the consistency of the feel. In daily maintenance, attention should be paid to preventing liquid from seeping into the gaps of the keys, causing metal spring plates to rust and short-circuit. If the keys fail, check whether the spring plates are deformed or whether the conductive layer is worn. Typical faults include combo or no response, usually caused by fatigue fracture of shrapnel or circuit breakage. It is recommended to reserve sufficient pressure margin in the design phase and conduct regular salt spray testing to evaluate its durability performance in complex environments.

AfterSalesService :