A1201LUA-T Product Overview

Introduction

The A1201LUA-T is a versatile sensor belonging to the category of magnetic sensors. It is commonly used for position sensing applications and exhibits specific characteristics that make it suitable for various industries. This entry provides an in-depth overview of the A1201LUA-T, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Magnetic Sensor
• Use: Position Sensing
• Characteristics: High sensitivity, compact size, low power consumption
• Package: SOT-23 surface mount package
• Essence: Hall-effect sensor
• Packaging/Quantity: Typically available in reels of 3000 units

Specifications

• Operating Voltage: 3.8V to 24V
• Output Type: Digital Open-Collector
• Sensitivity: 30 G typical
• Operating Temperature Range: -40°C to 85°C
• Output Current: 25mA maximum

Detailed Pin Configuration

The A1201LUA-T features a standard SOT-23 package with three pins: 1. Pin 1 (VCC): Power supply input 2. Pin 2 (GND): Ground connection 3. Pin 3 (OUT): Digital open-collector output

Functional Features

• High sensitivity to magnetic fields
• Reverse polarity protection
• Built-in temperature compensation
• Low quiescent current

Advantages and Disadvantages

Advantages

• Compact size enables easy integration into various designs
• High sensitivity allows for precise position sensing
• Wide operating voltage range enhances versatility

Disadvantages

• Limited output current may require external buffering for certain applications
• Operating temperature range may not be suitable for extreme environments

Working Principles

The A1201LUA-T operates based on the Hall effect, where a voltage difference is generated across a conductor when subjected to a magnetic field. This voltage variation is then converted into a digital output signal, providing information about the presence or absence of a magnetic field.

Detailed Application Field Plans

The A1201LUA-T finds extensive use in the following application fields: - Proximity sensing in industrial machinery - Brushless DC motor commutation - Speed detection in automotive systems - Position feedback in consumer electronics

Detailed and Complete Alternative Models

For users seeking alternative options, the following models can be considered as substitutes for the A1201LUA-T: 1. A1302LUA-T: Similar sensitivity with enhanced temperature range 2. A1104LUA-T: Lower sensitivity but wider operating voltage range 3. A1324LUA-T: Higher output current capability with comparable sensitivity

In conclusion, the A1201LUA-T offers a reliable solution for position sensing applications, leveraging its high sensitivity and compact design. While it has certain limitations, its functional features and wide application field plans make it a valuable component in various industries.

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