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HomeProductsSensors, TransducersMagnetic Sensors - Switches (Solid State)A1203LLHLT-T
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A1203LLHLT-T - Allegro MicroSystems

Manufacturer Part Number
A1203LLHLT-T
Manufacturer
Allegro MicroSystems
Allelco Part Number
32D-A1203LLHLT-T
ECAD Model
Parts Description
MAGNETIC SWITCH LATCH SOT23W
Package
SOT-23W
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 48260

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Specifications

A1203LLHLT-T Tech Specifications
Allegro MicroSystems - A1203LLHLT-T technical specifications, attributes, parameters and parts with similar specifications to Allegro MicroSystems - A1203LLHLT-T

Product Attribute Attribute Value  
Manufacturer Allegro MicroSystems  
Voltage - Supply 3.8V ~ 24V  
Test Condition -40°C ~ 150°C  
Technology Hall Effect  
Supplier Device Package SOT-23W  
Series -  
Sensing Range 9.5mT Trip, -9.5mT Release  
Polarization North Pole, South Pole  
Package / Case SOT-23W  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type Open Drain  
Operating Temperature -40°C ~ 150°C (TA)  
Mounting Type Surface Mount  
Function Latch  
Features -  
Current - Supply (Max) 7.5mA  
Current - Output (Max) 25mA  
Base Product Number A1203  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

A1203LLHLT-T

Manufacturer

Allegro MicroSystems

Introduction

This product is a Hall effect switch from Allegro MicroSystems, a leading manufacturer of magnetic sensors and power management ICs.

Product Features and Performance

Operates on a wide supply voltage range of 3.8V to 24V

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

Highly sensitive with a trip point of 9.5mT and release point of -9.5mT

Latch function for reliable magnetic field detection

Open drain output with a maximum current of 25mA

Product Advantages

Robust and reliable performance in harsh environments

Compact surface mount SOT-23W package

RoHS3 compliant for environmentally-friendly applications

Hall effect technology enables contactless magnetic sensing

Key Technical Parameters

Supply voltage: 3.8V to 24V

Operating temperature: -40°C to 150°C

Sensing range: 9.5mT trip, -9.5mT release

Output type: Open drain

Supply current (max): 7.5mA

Output current (max): 25mA

Quality and Safety Features

RoHS3 compliant for environmental compliance

Reliable performance in harsh environments

Compatibility

This Hall effect switch is suitable for a wide range of applications that require contactless magnetic field detection, such as industrial automation, robotics, and consumer electronics.

Application Areas

Industrial automation and control

Robotics and motion control

Consumer electronics

Automotive systems

Product Lifecycle

The A1203LLHLT-T is an active product and is not nearing discontinuation. Allegro MicroSystems provides ongoing support and offers a range of compatible and upgraded products for future needs.

Key Reasons to Choose This Product

Robust and reliable performance in harsh environments

Wide operating voltage and temperature range

Highly sensitive magnetic field detection with latch function

Compact and RoHS3 compliant surface mount package

Proven Hall effect technology from a leading manufacturer

Parts with Similar Specifications

The three parts on the right have similar specifications to Allegro MicroSystems A1203LLHLT-T

Product Attribute A1203LLHLT-T A1205LLHLT-T A1202LUA-T A1205LUA-T
Part Number A1203LLHLT-T A1205LLHLT-T A1202LUA-T A1205LUA-T
Manufacturer Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems Allegro MicroSystems
Supplier Device Package SOT-23W SOT-23W 3-SIP 3-SIP
Package / Case SOT-23W SOT-23W 3-SSIP 3-SSIP
Current - Output (Max) 25mA 25mA 25mA 25mA
Features - - - -
Operating Temperature -40°C ~ 150°C (TA) -40°C ~ 150°C (TA) -40°C ~ 150°C (TA) -40°C ~ 150°C (TA)
Output Type Open Drain Open Drain Open Drain Open Drain
Mounting Type Surface Mount Surface Mount Through Hole Through Hole
Series - - - -
Sensing Range 9.5mT Trip, -9.5mT Release 5mT Trip, -5mT Release 7.5mT Trip, -7.5mT Release 5mT Trip, -5mT Release
Function Latch Latch Latch Latch
Test Condition -40°C ~ 150°C -40°C ~ 150°C -40°C ~ 150°C -40°C ~ 150°C
Technology Hall Effect Hall Effect Hall Effect Hall Effect
Voltage - Supply 3.8V ~ 24V 3.8V ~ 24V 3.8V ~ 24V 3.8V ~ 24V
Polarization North Pole, South Pole North Pole, South Pole North Pole, South Pole North Pole, South Pole
Package Tape & Reel (TR) Tape & Reel (TR) Bulk Bulk
Base Product Number A1203 A1205 - A1205
Current - Supply (Max) 7.5mA 7.5mA 7.5mA 7.5mA

A1203LLHLT-T Datasheet PDF

Download A1203LLHLT-T pdf datasheets and Allegro MicroSystems documentation for A1203LLHLT-T - Allegro MicroSystems.

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

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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A1203LLHLT-T

Allegro MicroSystems
32D-A1203LLHLT-T

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