WMSIC Electronic Components

SHOU HAN MSK12C02-SZ slide switch MSK12C02

ModelMSK12C02-SZ
PackageSMD
BrandSHOU HAN
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
SHOU HAN MSK12C02-SZ
Type
SHOU HAN
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SHOU HAN
Electronic Component
MSK12C02-SZ
Electronic Component
1
Package
SMD
Electronic Component
Switch
Electronic Component
0.084g
Electronic Component
1
Electronic Component
BM0264908704
Electronic Component
Electronic Component
Electronic Component
1
Operating Temperature
20℃~+70℃
Switch
2.8mm
Switch
8mm
Switch
1.4mm
Electronic Component
SMD

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

MSK12C02-SZ 单刀双掷SMD卧贴开关产品概述

一、产品定位与核心价值

MSK12C02-SZ是SHOU HAN(首韩)推出的超小型单刀双掷(SPDT)表面贴装(SMD)卧贴开关,专为高密度、薄型化电子设备设计,核心价值在于「小尺寸适配紧凑空间+稳定小信号切换+自动化生产兼容」,可满足消费电子、小型工业控制等场景的模式切换、通道选择需求,避免传统插件开关占用过多垂直空间的问题。

二、基础尺寸与结构参数

该开关采用紧凑卧贴式封装,结构参数精准适配薄型电路:

  • 电路结构:单刀双掷(SPDT),包含1个公共端(COM)、2个切换端(NO/NC),可实现两路信号的无间断切换;
  • 引脚样式:SMD接片式引脚,焊接面积适中,兼顾焊接可靠性与PCB布线空间节省;
  • 外形尺寸:长度8mm×宽度2.8mm×高度1.4mm,垂直高度仅1.4mm,比同类型插件开关体积缩小约40%,适配厚度≤2mm的薄型产品(如智能手环、蓝牙耳机);
  • 安装方式:卧贴(SMT卧装),贴合PCB表面安装,无需插件孔,减少PCB垂直方向空间占用,适合高密度布线场景。

三、电气性能指标详解

MSK12C02-SZ为小信号切换专用开关,电气参数针对低功率场景优化:

  • 额定电流:50mA(DC),仅适用于小电流信号切换(如传感器输出、控制逻辑信号),严禁大电流过载(如电机、继电器线圈等);
  • 额定电压:12V(DC),匹配常规低电压电路(3.7V/5V/12V电源系统),避免高电压击穿风险;
  • 接触可靠性:初始接触电阻≤50mΩ,信号传输衰减可忽略;绝缘电阻≥100MΩ(500V DC),保证两路切换端之间的电气隔离;
  • 耐电压性能:AC 500V(50/60Hz)1分钟无击穿,符合基本电气安全标准。

四、环境与寿命可靠性

该开关满足常规电子设备的环境与寿命需求:

  • 工作温度范围:-20℃~+70℃,覆盖室内常温、户外温和环境(如家庭、办公室、小型户外设备);
  • 工作寿命:1万次操作循环(切换次数),适合中等频率切换场景(如每天10次切换,可稳定使用2.7年以上);
  • 存储条件:-30℃~+85℃,湿度≤90%RH,无腐蚀性气体环境下可长期存储;
  • 抗振动性能:符合IEC 60068-2-6标准,10~2000Hz振动频率下,加速度10g无异常,适配运输与移动设备场景。

五、典型应用场景

结合参数特性,MSK12C02-SZ主要应用于以下场景:

  1. 便携式消费电子:智能手环/手表的模式切换(运动/睡眠模式)、蓝牙耳机的配对模式切换;
  2. 小型家电控制:加湿器的档位切换、小夜灯的模式选择(暖光/白光)、智能插座的电源模式切换;
  3. 工业辅助电路:小型传感器的信号通道切换、微型继电器的控制信号切换、PLC辅助输入切换;
  4. 电子配件:蓝牙音箱的音频输入切换(蓝牙/有线)、充电宝的输出模式切换(快充/普通)。

六、选型与使用注意事项

  1. 电流电压匹配:严禁用于电流>50mA、电压>12V的场景,避免触点烧蚀或开关损坏;
  2. 安装环境限制:避免在高温(>70℃)、高湿(>90%RH)或腐蚀性气体(如硫化氢、氯气)环境使用;
  3. 焊接工艺要求:采用回流焊工艺(260℃±5℃/10s),手工焊接温度≤350℃/3s,避免引脚过热导致焊接不良;
  4. 切换频率控制:高频连续切换(如每秒1次以上)会缩短寿命,需选寿命≥10万次的型号替代。

该产品凭借小尺寸、高可靠性的特点,成为薄型电子设备中小信号切换的优选方案,可直接适配自动化生产流程,降低终端产品的空间成本与制造成本。

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