EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
A1221LUA-T Real Image
Same model may have multiple batches, images only for reference.

A1221LUA-T

Part No A1221LUA-T
Manufacturer Allegro MicroSystems, LLC
Catalog Magnetic Sensors - Switches (Solid State)
Description Chopper Stabilized Precision Hall Effect Latches | MAGNETIC SWITCH LATCH 3SIP
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Sensors, Transducers
Manufacturer Allegro MicroSystems, LLC
Packaging Bulk
Function Latch
Technology Hall Effect
Polarization South Pole
Sensing Range 9mT Trip, -9mT Release
Test Condition -40°C ~ 150°C
Supply Voltage (V) 3V ~ 24V
Maximum Supply Current 4mA
Current - Output (Maximum) 25mA
Output Type Open Drain
Temperature Range - Operating -40°C ~ 150°C
Manufacturer Package 3-SSIP
Supplier Device Package 3-SIP
Manufacturer Pack Quantity 500
MSL Level 1 (Unlimited)
Win Source Part Number 1134428-A1221LUA-T
Manufacturer Homepage www.allegromicro.com
Popularity Medium
Supply and Demand Status Balance
Ultra Librarian 3D Model Ultra Librarian A1221LUA-T CAD Model

Description

The Allegro MicroSystems A1221LUA-T is a Hall Effect sensor with an open drain output type and a latching function.

  • Output Type: Open Drain
  • Function: Latching
  • Sensing Range Trip: 9mT
  • Sensing Range Release: -9mT
  • Temperature Range: -40°C to 150°C
  • Supply and Demand Status: Balanced
  • Manufacturer Pack Quantity: 500

You May Also Be Interested in

Picture of AH3362Q-W-7
AH3362Q-W-7
Diodes Incorporated
MAGNETIC SWITCH HALL UNIP SC59 / Digital Switch
Lowest to $0.5244
Picture of AD020-00
AD020-00
NVE Corp
Digital Switch Omnipolar Switch Open Collector Hall Effect 8-MSOP
Need more? Email Us
DRV5032FCLPGM Texas Instruments – Price, Stock & Datasheet
DRV5032FCLPGM
Texas Instruments
Digital Switch Omnipolar Switch Open Drain Hall Effect TO-92-3
Lowest to $0.2291
Picture of AH3390Q-P-A
AH3390Q-P-A
Diodes Incorporated
MAGNETIC SWITCH HALL UNIP SIP3 / Digital Switch
Lowest to $0.6158
TLE49662GHTSA1 Infineon Technologies
TLE49662GHTSA1
Infineon Technologies
MAG SWITCH SPEC PURP TSOP6-6-9
Lowest to $1.0801
Picture of MLX90217LUA-CAA-000-SP
MLX90217LUA-CAA-000-SP
Melexis Technologies NV
MAGNETIC SWITCH IC GEAR TO92
Need more? Email Us
Picture of EM0683
EM0683
Asahi Kasei Microsystems
MAG SWITCH HALL EFFECT LATCH SON / Digital Switch
Need more? Email Us
Picture of AH3391Q-P-A
AH3391Q-P-A
Diodes Incorporated
MAGNETIC SWITCH HALL UNIP SIP3 / Digital Switch
Lowest to $0.8033
ATS177-PG-B-A Real Image
ATS177-PG-B-A
Diodes Incorporated
MAGNETIC SWITCH LATCH 3SIP
Lowest to $6.5223

Top Sellers

FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $14.0181
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $2.2891
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.3955
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.7023
FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.4151
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $4.7519
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.4125
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.2166
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $5.7023
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $14.0181
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
BME280 Real Image
BME280
Bosch Sensortec
SENSOR PRESSURE HUMIDITY TEMP
Lowest to $4.0391

Pricing & Ordering

Quantity Unit Price Ext. Price
70+ $0.7445 $52.1150
165+ $0.6108 $100.7820
255+ $0.5918 $150.9090
350+ $0.5727 $200.4450
455+ $0.5536 $251.8880
605+ $0.4963 $300.2615
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 10,000 pieces
MOQ: 70 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess