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HomeProductsSensors, TransducersMagnetic Sensors - Linear, Compass (ICs)A1321LUA
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A1321LUA - Allegro MicroSystems

Manufacturer Part Number
A1321LUA
Manufacturer
Allegro MicroSystems
Allelco Part Number
32D-A1321LUA
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
SENSOR HALL EFFECT ANALOG 3SIP
Package
3-SIP
Data sheet
1.A1321LUA.pdf ...
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In stock: 4560

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Specifications

A1321LUA Tech Specifications
Allegro MicroSystems - A1321LUA technical specifications, attributes, parameters and parts with similar specifications to Allegro MicroSystems - A1321LUA

Product Attribute Attribute Value  
Manufacturer Allegro MicroSystems  
Voltage - Supply 4.5V ~ 5.5V  
Technology Hall Effect  
Supplier Device Package 3-SIP  
Series -  
Sensing Range -  
Resolution -  
Package / Case 3-SSIP  
Package Bulk  
Product Attribute Attribute Value  
Output Type Analog Voltage  
Operating Temperature -40°C ~ 150°C (TA)  
Mounting Type Through Hole  
Features Temperature Compensated  
Current - Supply (Max) 8mA  
Current - Output (Max) 10mA  
Bandwidth 30kHz  
Axis Single  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

A1321LUA

Manufacturer

Allegro MicroSystems

Introduction

High-precision linear Hall-effect sensor IC for magnetic field measurement

Product Features and Performance

Temperature-compensated for stable performance across wide temperature range

Single-axis sensing capability

Analog voltage output proportional to applied magnetic field

Wide operating voltage range of 4.5V to 5.5V

Wide operating temperature range of -40°C to 150°C

Fast 30kHz bandwidth

Product Advantages

Reliable and stable performance in harsh environments

Versatile single-axis magnetic field sensing

Analog output simplifies system integration

Wide voltage and temperature operating ranges

Key Technical Parameters

Supply voltage: 4.5V to 5.5V

Maximum supply current: 8mA

Maximum output current: 10mA

Operating temperature range: -40°C to 150°C

Bandwidth: 30kHz

Axis: Single

Quality and Safety Features

Not RoHS compliant

Compatibility

Through-hole 3-SIP package

Application Areas

Magnetic field measurement

Position and motion sensing

Robotics and automation

Industrial equipment

Product Lifecycle

No information on discontinuation or availability of replacements/upgrades

Key Reasons to Choose This Product

Precise and stable linear Hall-effect sensing

Wide operating voltage and temperature ranges

Fast response time with 30kHz bandwidth

Analog voltage output for easy integration

Suitable for harsh industrial environments

Parts with Similar Specifications

The three parts on the right have similar specifications to Allegro MicroSystems A1321LUA

Product Attribute A1321LUA-T A1321EUA-T A1322LUA A1322LUA-T
Part Number A1321LUA-T A1321EUA-T A1322LUA A1322LUA-T
Manufacturer Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems
Mounting Type - Surface Mount Through Hole Surface Mount
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Technology - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Supply - - - -
Sensing Range - - - -
Series - - - -
Features - - - Simultaneous Sampling
Output Type - Current - Unbuffered Voltage - Buffered -
Resolution - - - -
Current - Output (Max) - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Axis - - - -
Current - Supply (Max) - - - -
Bandwidth - - - -

A1321LUA Datasheet PDF

Download A1321LUA pdf datasheets and Allegro MicroSystems documentation for A1321LUA - Allegro MicroSystems.

HTML Datasheet
Cylindrical Battery Holders.pdf
PCN Packaging
Tape Change 27/Jan/2023.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

  • Kevi***.
    Mar 17, 2026

    Fast switching and stable output. Very satisfied with this IC

  • Daou***hekebkeb
    Jun 16, 2024

    I had a great experience purchasing items from Allelcoelec, I recommend

  • Uri ***al
    Jun 19, 2024

    Good comunication,
    Transpnt regarding the process and price.

  • Yaqu***l Ali
    Jun 19, 2024

    Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

  • Lea ***
    Jun 19, 2024

    Morrey was very helpful and right on top of things!
    He replied quickly to my RFQ. He was very courteous and professional.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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A1321LUA Image

A1321LUA

Allegro MicroSystems
32D-A1321LUA

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