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A1121LUA-T The Allegro Microsystems A1121LUA-T is a Hall Effect magnetic switch designed for unipolar operation. It offers a wide operating voltage range and temperature tolerance.
Mfr Part #:

A1121LUA-T

Available from 1 distributors
Mfr Name: Allegro Microsystems
Allegro Microsystems
The Allegro Microsystems A1121LUA-T is a Hall Effect magnetic switch designed for unipolar operation. It offers a wide operating voltage range and temperature tolerance.
✓ Total Stock: 500 pcs
$ Price Range: $1.50

A1121LUA-T Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Seba Components ✓
Non-Authorised Inventory information
500 pcs
On Request
500 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

A1121LUA-T Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Function
Mounting Type
Operating Temperature
Output Type
Polarization
Sensing Range
Supplier Device Package
Supplier Package
Tape & Reel
Technology
Test Condition
Voltage
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A1121LUA-T Description

Short technical summary and product information.

The Allegro Microsystems A1121LUA-T is a Hall Effect magnetic switch with a unipolar function, sensitive to the South Pole. It operates within a voltage range of 3V to 24V and maintains functionality across an extended temperature range of -40°C to 150°C.

 

This switch features an open drain output type and requires a current of 4mA. The sensing range is specified with a trip point of 13.5mT and a release point of 4mT. It is housed in a 3-SIP package and designed for through-hole mounting.

 

This component is suitable for applications requiring reliable magnetic field detection and switching. Its robust operating temperature range and voltage compatibility make it a versatile choice for various industrial and consumer electronics designs.

A1121LUA-T Quick Information

Product Type: Magnetic Sensor Switch
Canonical Name: Allegro Microsystems A1121LUA-T Hall Effect Unipolar Switch
Subcategory: Magnetic Sensors - Switches (Solid State)

A1121LUA-T Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

A1121LUA-T Estimated Pricing

Qty Low High
1+ $1.50 $1.50

Estimated market price range - modelled values for guidance only, not live distributor offers.

A1121LUA-T Features

  • Hall Effect unipolar magnetic switch.
  • Operates from 3V to 24V supply voltage.
  • Wide -40°C to 150°C operating temperature.
  • Open drain output type.
  • Through-hole mounting package.

A1121LUA-T Applications

  • Used for position detection.
  • Suitable for proximity sensing.
  • Ideal for speed sensing.
  • Applied in lid closure detection.

A1121LUA-T FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the A1121LUA-T?

The A1121LUA-T operates within a voltage range of 3V to 24V.

What is the operating temperature range of this magnetic switch?

The operating temperature range for the A1121LUA-T is -40°C to 150°C (TA).

What type of output does the A1121LUA-T have?

The A1121LUA-T features an open drain output type.

How is the A1121LUA-T mounted?

The A1121LUA-T is designed for through-hole mounting.

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