WMSIC Electronic Components

ALLEGRO A1393SEHLT-T A1393SEHLT

ModelA1393SEHLT-T
Package6-PowerWFDFN
BrandALLEGRO
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 24+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
ALLEGRO A1393SEHLT-T
Type
ALLEGRO
Unit
Electronic Component
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
ALLEGRO
Electronic Component
A1393SEHLT-T
Electronic Component
1
Package
6-PowerWFDFN
Electronic Component
Linear Hall Sensor
Electronic Component
1.1g
Electronic Component
5mV/Gs
Electronic Component
1
Features
Built-in Temperature Sensor
Electronic Component
BM0257679067
Operating Temperature
20℃~+85℃
Operating Voltage
2.5V~3.5V
Operating Current
3.2mA
Electronic Component
Electronic Component

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

A1393SEHLT-T 产品概述

一、产品简介

A1393SEHLT-T 是美国 ALLEGRO(埃戈罗)推出的一款高灵敏度模拟霍尔传感器,封装为 6 引脚 PowerWFDFN(6MLP/DFN)。器件以小巧封装提供精确的磁场到电压的线性转换,适用于空间受限且要求低功耗的磁感检测场合。典型特性为灵敏度 5 mV/Gs,工作电压范围 2.5V~3.5V,静态工作电流约 3.2 mA,工作温度 -20℃~+85℃。

二、主要参数

  • 灵敏度:5 mV/Gs(输出对磁通密度的电压响应)
  • 供电电压:2.5 V ~ 3.5 V(单电源工作)
  • 工作电流:3.2 mA(典型值,低功耗利于便携/电池应用)
  • 工作温度:-20℃ ~ +85℃
  • 输出类型:模拟电压输出,随磁场强度线性变化
  • 封装:6-PowerWFDFN(6MLP/DFN),含热垫以利于散热与焊接强度

说明:灵敏度 5 mV/Gs 意味着磁场变化 100 G 将引起约 500 mV 的输出摆幅,便于直接接入 ADC 采集。

三、封装与机械建议

6 引脚 DFN 封装体积小、热性能好。建议 PCB 设计时:

  • 在器件下方焊盘保留并焊接热垫以利散热与机械固定;
  • VCC 与 GND 旁靠近引脚放置 0.1 μF 陶瓷去耦电容(靠近 VCC 引脚)以抑制电源噪声;
  • 输出走线尽量短且远离开关电流回路,必要时在输出端加 RC 滤波器以降低高频噪声。

四、典型应用场景

  • 无触点位置检测(行程/角度/限位开关)
  • 磁编码器与位置反馈系统(与微控制器 ADC 配合)
  • 微型电机霍尔反馈与速度检测
  • 磁敏开关、接近检测及安全/防拆感应
  • 电流感应(配合磁路或穿芯磁体)

五、使用建议与注意事项

  • 电源不可超出指定范围,电压瞬变会影响输出基线;
  • 输出为模拟信号,建议接入高精度 ADC 时做基线校准与温度漂移补偿;
  • 环境温度超出 -20℃~+85℃ 时性能可能退化,长期高温下注意热设计;
  • 安装及调试时注意防静电(ESD)和强磁场冲击,避免器件损伤;
  • 如果对线性度或偏置有严格要求,应根据系统磁路和目标磁体做标定。

六、选型建议与替代

A1393SEHLT-T 适合追求高灵敏、低功耗及小封装的场合。若需更宽温度范围或不同灵敏度/输出特性,可参考 ALLEGRO 的同系列其他型号或联系供应商获取器件完整数据手册以确认详细电气特性和测试曲线。

如需我提供针对具体磁体、安装间隙或 MCU ADC 接入的电路示例与标定方法,可告知系统工作条件与目标磁体参数。

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