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SMD带灯轻触开关LED规范开关规格极点位置。瞬时型，带LED的SPST触点额定值：12VDC，50mA。；1VDC，10μmin。500 mΩ最大1.5V DC；100mA，接触电阻：电压降法绝缘电阻：100 MΩ，最小100 V DC，持续1分钟介电强度：不允许击穿；250 V交流电持续1分钟操作力：160+75/-30 gf使用寿命：30000次循环工作温度范围：-40°C~85°C总行程：0.25+0.21-0.1毫米贴片带灯开关贴片带灯开关是一种轻触开关，采用表面贴装技术（SMT）安装在印刷电路板上（PCB）。它具有一个内置的LED灯，当开关处于打开或关闭状态时，该LED灯会亮起。结构和工作原理贴片带灯开关的结构非常简单，主要由以下组件组成：**开关触点：**两个金属触点，当开关按压时闭合，释放时断开。**LED灯：**一个小型的发光二极管（LED），当电流通过时亮起。**电阻器：**一个电阻器与LED串联，以限制通过LED的电流。当开关按压时，触点闭合，电流通过LED和电阻器，导致LED亮起。当开关释放时，触点断开，LED熄灭。优点贴片带灯开关具有以下优点：**紧凑尺寸：**由于采用SMT安装，贴片带灯开关非常紧凑，非常适合空间受限的应用。**易于安装：**可以轻松地使用回流焊或波峰焊工艺将贴片带灯开关安装到PCB上。**可靠性高：**贴片带灯开关具有很高的可靠性，因为它们没有活动部件（例如杠杆或按钮）。**美观：**内置的LED灯可以发出各种颜色的光，这可以增强PCB的外观。应用贴片带灯开关主要用于以下应用：便携式电子设备（例如智能手机、平板电脑和笔记本电脑）的开关家用电器（例如微波炉、烤面包机和咖啡机）的开关工业设备（例如PLC和传感器）的开关汽车和航空航天应用选择选择贴片带灯开关时，应考虑以下因素：所需的开关类型（常开或常闭）电流和电压额定值LED灯的颜色尺寸和封装类型安装贴片带灯开关的安装通常使用回流焊或波峰焊工艺。制造商的说明应始终遵循以确保正确安装。SMD Light Touch Switch LED SpecificationSwitch specificationsPole position. Instantaneous type, SPST with LEDContact rating: 12VDC, 50mA.; 1VDC, 10 μ min.500 m Ω maximum 1.5V DC; 100mA，Contact resistance: voltage drop methodInsulation resistance: 100 M Ω, minimum 100 V DC, lasting for 1 minuteDielectric strength: No breakdown allowed; 250 V AC for 1 minuteOperating force: 160+75/-30 gfService life: 30000 cyclesWorking temperature range: -40 ° C~85 ° CTotal travel distance: 0.25+0.21-0.1 millimetersSMT strip light switchSurface mount with light switch is a type of tactile switch that is mounted on a printed circuit board (PCB) using surface mount technology (SMT). It has a built-in LED light that lights up when the switch is in the on or off state.Structure and working principleThe structure of the patch with light switch is very simple, mainly composed of the following components:**Switch contacts: * * Two metal contacts that close when the switch is pressed and open when released.**LED light: * * A small light-emitting diode (LED) that lights up when current passes through.**Resistors: * * A resistor is connected in series with the LED to limit the current passing through the LED.When the switch is pressed, the contacts close and current flows through the LED and resistor, causing the LED to light up. When the switch is released, the contacts open and the LED goes out.advantageThe patch strip light switch has the following advantages:**Compact size: * * Due to the use of SMT installation, the surface mount with light switch is very compact and suitable for space limited applications.**Easy to install: * * SMT strip light switches can be easily installed onto PCBs using reflow soldering or wave soldering techniques.**High reliability: * * Surface mount light switches have high reliability because they do not have moving parts (such as levers or buttons).**Aesthetic: The built-in LED lights can emit light of various colors, which can enhance the appearance of the PCB.applicationSMT strip light switch is mainly used for the following applications:Switches for portable electronic devices such as smartphones, tablets, and laptopsSwitches for household appliances such as microwave ovens, toasters, and coffee makersSwitches for industrial equipment such as PLCs and sensorsAutomotive and Aerospace ApplicationschoiceWhen choosing a patch with light switch, the following factors should be considered:Required switch type (normally open or normally closed)Rated values of current and voltageColor of LED lightsSize and packaging typeinstallThe installation of surface mount strip switches usually uses reflow soldering or wave soldering processes. The manufacturer's instructions should always be followed to ensure proper installation.
