WMSIC Electronic Components

Infineon TLE49643MXTSA1

ModelTLE49643MXTSA1
PackageSOT-23
BrandInfineon
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

20 specifications

Core information

Product name
Infineon TLE49643MXTSA1
Type
INFINEON
Unit
Electronic Component
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
INFINEON
Electronic Component
TLE49643MXTSA1
Electronic Component
1
Package
SOT-23
Electronic Component
Hall Switch
Electronic Component
0.208g
Electronic Component
1
Electronic Component
BM0265800428
Operating Temperature
40℃~+170℃
Operating Voltage
3V~32V
(Gs)
16.6mT
(Gs)
6.1mT
Electronic Component
Electronic Component
Electronic Component
3000

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

TLE49643MXTSA1单极磁开关产品概述

一、产品定位与核心特性

TLE49643MXTSA1是英飞凌(Infineon)推出的单极霍尔效应磁开关,专为宽电压、宽温度及小型化设计场景打造。作为集成霍尔传感器与信号处理电路的单片器件,其核心功能是检测单一极性(如N极或S极)的磁场变化,输出数字电平信号,无需外部复杂电路即可实现位置/运动检测,广泛适配汽车、工业等对可靠性要求较高的领域。

二、关键参数深度解析

该器件的核心参数直接决定应用边界,具体解析如下:

2.1 宽幅工作电压

工作电压覆盖3V~32V,兼容多类电源系统:

  • 低功耗场景:支持3V电池供电(如小型便携设备);
  • 汽车/工业场景:适配12V汽车电路(含冷启动9V~16V波动)、24V工业设备电源,无需额外电压转换,降低系统成本与体积。

2.2 精准磁阈值与磁滞

  • 工作点:16.6mT(磁场强度达到此值时,输出状态切换,如开漏输出从高阻转低电平);
  • 释放点:6.1mT(磁场减弱至该值以下时,恢复初始状态);
  • 磁滞量:约10.5mT,可避免磁场波动导致的输出抖动,提升信号稳定性(适合电机、阀门等易产生微小磁场波动的场景)。

2.3 极端温度适应性

工作温度范围为**-40℃~+170℃**,覆盖:

  • 汽车发动机舱(长期120℃~150℃);
  • 工业高温环境(如焊接设备附近);
  • 寒冷地区低温场景,满足严苛环境可靠性要求。

2.4 小型化封装

采用TO-236-3、SC-59、SOT-23-3兼容封装(SOT-23-3为常用标识),尺寸仅约2.9mm×1.6mm×1.1mm,适合高密度PCB设计(如汽车ECU、小型家电控制器),节省安装空间。

三、典型应用场景

结合参数特性,该器件典型应用集中在以下领域:

3.1 汽车电子

  • 位置检测:节气门位置、变速箱换挡、座椅调节电机反馈;
  • 运动检测:雨刮器转速、车窗升降位置控制;
  • 优势:宽温适配发动机舱高温,宽电压兼容汽车电源波动。

3.2 工业自动化

  • 电机控制:伺服/步进电机转子位置检测;
  • 执行器反馈:工业阀门开闭、传送带速度检测;
  • 优势:极端温度适应工业现场高低温变化,小封装适合小型执行器集成。

3.3 消费电子与小型设备

  • 小型家电:咖啡机水位、电动牙刷振动位置反馈;
  • 智能家居:智能门锁锁舌位置检测;
  • 优势:3V低电压适配电池供电,小封装适合便携设备。

四、引脚配置与设计注意事项

4.1 引脚功能(SOT-23-3封装)

通常引脚定义:

  • 1脚:VCC(电源输入,3V~32V);
  • 2脚:GND(接地);
  • 3脚:OUT(开漏输出,需外接上拉电阻至VCC,建议1kΩ~10kΩ)。

4.2 设计要点

  • 上拉电阻:阻值过小增加功耗,过大则响应变慢;
  • 磁场极性:需保证磁场方向与器件敏感轴一致(单极检测需明确极性);
  • 抗干扰:避免靠近强电磁源(如电机、高压电路),电源端并联0.1μF去耦电容。

五、可靠性与品牌优势

英飞凌作为汽车电子核心供应商,TLE49643MXTSA1符合AEC-Q100(汽车电子可靠性标准),通过高低温循环、振动、湿度等严苛测试,长期稳定工作于恶劣环境。单片集成设计减少外部元件,降低系统故障率,适合对可靠性要求高的量产场景。

该器件以宽电压、宽温、小封装为核心优势,是汽车、工业、消费电子领域位置/运动检测的高性价比选择。

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