WMSIC Electronic Components

ALLEGRO A1203LUA-T A1203LUA

ModelA1203LUA-T
PackageSIP-3
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 23+

Available for RFQ

Technical data

Product details

18 specifications

Core information

Product name
ALLEGRO A1203LUA-T
Type
ALLEGRO
Minimum package
500 托盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ALLEGRO
Electronic Component
A1203LUA-T
Electronic Component
1
Package
SIP-3
Electronic Component
Hall Switch
Electronic Component
0.11g
Electronic Component
1
Electronic Component
BM0264230361
Operating Temperature
40℃~+150℃
Operating Voltage
3.8V~24V
Operating Current
3.8mA
Magnetic
±9.5mT
Electronic Component
Electronic Component
Electronic Component
500

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

A1203LUA-T 产品概述

一、简介

A1203LUA-T 是 ALLEGRO(美国埃戈罗)系列的三引脚超小型 SIP 霍尔传感器,面向汽车和工业应用,具备 AEC-Q100 车规级认证。器件为双极性(Bipolar)霍尔开关,能对正负极性的磁场做出可靠切换,适合位置检测、转速/角度检测和无接触开关等场合。封装为紧凑的 SIP-3,提供散装(Bulk)供货,便于批量装配。

二、主要技术参数

  • 磁场响应范围(开关点):±9.5 mT(双极性响应)
  • 工作电压:3.8 V ~ 24 V(常见工作电压 5V/9V/12V/15V/18V 均可使用)
  • 静态工作电流:约 3.8 mA(典型)
  • 输出驱动能力:列表描述中标注 25 mA(建议在具体应用中参考原厂数据手册确认输出类型和极限)
  • 工作温度:-40 ℃ ~ +150 ℃(车规级高温耐受)
  • 封装:三引脚 SIP-3,超小体积,便于机械安装与空间受限设计

三、产品特点

  • 双极性霍尔开关:对南北极磁场均有明确的动作和复位阈值,适合需要可逆磁极检测的场景。
  • 宽电压工作范围:3.8–24 V 的宽输入电压使其可在多种系统总线电压下运行,减少电源接口复杂度。
  • 低静态电流:典型供电电流约 3.8 mA,有利于整机功耗控制。
  • 车规级可靠性:符合 AEC-Q100 要求,可用于汽车级别的严苛环境。
  • 紧凑封装:SIP-3 超小外形,便于 PCB 布局与密集安装。

四、引脚与封装说明

A1203LUA-T 为典型三引脚布局:VCC、GND、OUT(引脚排列请以原厂封装图为准)。SIP-3 结构适合通过孔或直插安装,机械固定简单,适用于需要牢靠机械连接的应用。批量为 Bulk 封装,利于自动化装配线使用。

五、典型应用

  • 汽车:位置传感(凸轮/曲轴)、车门/车窗位置检测、无接触限位开关、转速传感等。
  • 工业:电机转子位置检测、无刷直流电机换相、编码器辅助传感器、接近检测。
  • 消费电子/仪表:磁开关、位置校准与安全互锁。

六、设计建议与注意事项

  • 电源管理:建议在 VCC 端增加去耦电容以抑制电源噪声,确保稳定的开关阈值。
  • 输出接口:虽然有输出驱动能力标注,设计时仍应核对原厂数据手册确认输出类型(推挽/开漏)并按需配置上拉电阻或保护电路。
  • 磁体定位:根据 ±9.5 mT 的切换阈值选择合适的磁体大小与安装间隙,并在样机阶段验证动作距离与余量。
  • 温度与散热:器件支持高温工作,但在长期高温环境中建议评估漂移和寿命影响。
  • EMC/ESD:在汽车和工业环境中,建议增加必要的滤波与抑制元件以提高抗干扰和抗静电能力。
  • 可靠性验证:在量产前进行整机级的耐久、振动和热循环测试,满足目标应用的可靠性要求。

七、认证与采购

A1203LUA-T 具备 AEC-Q100 车规认证,适合车用和高可靠性工业场合。品牌为 ALLEGRO(美国埃戈罗),可通过授权代理或正规分销渠道采购。为确保设计兼容性与极限参数安全,请在设计与量产阶段参照 ALLEGRO 官方数据手册和应用说明书。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.