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ALLEGRO A1103ELHLT-T A1103ELHLT
Configuration
1 options
Configuration
22+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- ALLEGRO A1103ELHLT-T
- Type
- ALLEGRO
- Unit
- Electronic Component
- Minimum package
- 6000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- ALLEGRO
- Electronic Component
- A1103ELHLT-T
- Electronic Component
- 1
- Package
- SOT-23W
- Electronic Component
- Hall Switch
- Electronic Component
- 0.001g
- Electronic Component
- 1
- Electronic Component
- BM0265124918
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 3.8V~24V
- Operating Current
- 4.1mA
- Electronic Component
- Electronic Component
- Electronic Component
- 6000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
A1103ELHLT-T 产品概述
一、产品简介
A1103ELHLT-T 为 ALLEGRO（美国埃戈罗）出品的单极磁性开关（MAGNETIC SWITCH UNIPOLAR），以 SOT-23W 小封装形式提供，适合空间受限且对低功耗和宽电压范围有要求的磁场检测应用。器件工作稳定、易于与微控制器或逻辑电路接口。
二、主要参数
- 工作电压：3.8 V ～ 24 V
- 工作电流：4.1 mA（典型）
- 工作温度范围：-40 ℃ ～ +85 ℃
- 封装：SOT-23W
- 品牌：ALLEGRO（美国埃戈罗）
三、功能与特性
- 单极性响应：对指定极性的磁场（N 极或 S 极，依据具体型号定义）产生开关输出，适合位置、速度或接近检测。
- 宽电压供电：3.8 V 至 24 V 的供电范围便于在 3.3 V/5 V 系统及更高电压环境中使用。
- 低功耗工作电流（典型 4.1 mA），适合长期通电的便携或工业应用。
- 小型 SOT-23W 封装，利于密集布板和自动化贴装。
四、典型应用场景
- 位置与行程检测（限位开关）
- 无刷电机定子/转子位置检测与速度感测
- 盖门/盖板开合检测、节能控制
- 计数与转速传感器、无接触开关替代方案
五、封装与焊接建议
- 推荐使用与 SOT-23W 相匹配的 PCB 焊盘型号，并遵循厂商给出的推荐焊盘尺寸与锡膏印刷说明。
- 支持回流焊工艺，建议按行业标准温度曲线进行回流，避免超温或长时间浸热。
- 器件对静电敏感，生产与维修过程中应采取 ESD 防护措施；长期保存建议按干燥封装要求处理。
六、选型与量产注意事项
- 确认所需为单极性响应（N 极或 S 极触发），以保证与系统磁极方向匹配。
- 在高温或高噪声环境下，验证器件在全温度范围内的动作点与滞后是否满足系统要求。
- 若用于安全或关键控制回路，建议在样片阶段进行磁场强度、开关点及抗干扰测试。
A1103ELHLT-T 以其宽电压、低电流和小封装的组合，适合多种对空间和功耗敏感的磁感应用，是替代机械式开关的可靠电子方案。若需更详细的电气特性曲线、动作点和参考电路图，请参照 ALLEGRO 官方数据手册。
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