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SHOU HAN TSD4A 250GF-DZ tactile switch TSD4A
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- SHOU HAN TSD4A 250GF-DZ
- Type
- SHOU HAN
- Minimum package
- 3000 未知
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SHOU HAN
- Electronic Component
- TSD4A 250GF-DZ
- Electronic Component
- 1
- Package
- SMD,3.5x4.7mm
- Electronic Component
- Electronic Component
- Electronic Component
- Switch
- Electronic Component
- 0.162g
- Electronic Component
- 2.5N
- Electronic Component
- Electronic Component
- Electronic Component
- 1
- Electronic Component
- BM0264968383
- Electronic Component
- Electronic Component
- Electronic Component
- 10
- Operating Temperature
- 20℃~+70℃
- Switch
- 3.5mm
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
TSD4A 250GF-DZ 轻触开关产品概述
一、产品核心定位
TSD4A 250GF-DZ是首韩（SHOU HAN）品牌推出的超小型卧贴式轻触开关，针对消费电子、小型智能设备的轻量化、高密度电路设计需求优化，兼顾操作手感与安装便捷性，主打低功耗场景下的可靠按键控制，是迷你遥控器、智能穿戴等设备的实用型选择。
二、关键参数详解
该产品参数围绕「小型化+常规可靠性」设计，核心指标如下：
- 机械尺寸：本体长4.7mm×宽3.5mm×高1.6mm，封装规格为SMD 3.5×4.7mm，属于行业内超小型轻触开关范畴；
- 操作特性：单刀单掷（SPST）电路结构，矩形按钮（黑色、无透光），操作作用力2.5N（手感适中，避免误触且省力）；无支架设计进一步节省空间；
- 电气参数：触点额定电流50mA，额定电压12V，适配低功耗电路；
- 寿命与环境：工作寿命10万次，工作温度-20℃~+70℃。
三、结构与安装特性
3.1 安装适配性
采用卧贴（SMD）安装方式，兼容自动化贴装生产线，可通过回流焊直接装配，无需手工焊接，有效提升生产效率；SMD接片引脚设计确保焊接可靠性，减少虚焊风险。
3.2 空间优化设计
- 「无支架」结构：避免支架占用额外垂直/水平空间，缩小安装体积，适合智能手环、微型遥控器等对空间敏感的设备；
- 矩形按钮布局：按钮尺寸与本体匹配，操作区域明确，无需预留过大操作空间。
四、电气性能与可靠性
该开关针对低功耗场景优化：
- 触点电流50mA、电压12V的配置，可稳定控制小型模块（如LED指示灯、微型继电器）通断，避免大电流导致触点磨损；
- 单刀单掷结构简单可靠，无复杂切换逻辑，降低故障概率；
- 10万次操作寿命经过常规测试，满足多数消费电子的使用周期（如遥控器2-3年操作次数远低于10万次）。
五、环境适应性表现
工作温度范围-20℃~+70℃，覆盖以下场景：
- 室内常规环境（家庭客厅、办公室）；
- 轻度户外场景（便携式设备常温使用）；
- 小型家电内部（加湿器、台灯控制板）。 注意：避免极端高温（>70℃）、低温（<-20℃）、高湿度/腐蚀性环境，以免影响寿命。
六、典型应用场景
因小型化、低功耗特性，适合以下场景：
- 迷你遥控器：电视、空调、机顶盒的功能按键；
- 智能穿戴：手环、手表的电源/功能切换键；
- 小型家电：加湿器、台灯、微型风扇的控制键；
- 电子玩具：益智玩具、遥控玩具的操作键；
- 便携式医疗：血糖监测仪、血氧仪的功能键。
七、产品优势总结
- 小型化适配：超小尺寸满足高密度电路布局；
- 安装便捷：卧贴SMD设计适配自动化生产；
- 手感均衡：2.5N操作力平衡误触与舒适度；
- 可靠性实用：10万次寿命+常规温度范围覆盖多数场景；
- 成本可控：无支架、无灯设计降低批量应用成本。
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