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A1221LUA-T
A1221LUA-T
| Part Number | A1221LUA-T |
|---|---|
| Manufacturer | Allegro MicroSystems |
| Category | Magnetic Sensors; Bipolar Hall Effect Switch IC |
| Description | Bipolar Hall Effect Switch, Wide Voltage Operation, Open Drain Output,3.0 V ~ 24 V, SIP-3 Package |
Product Overview
The A1221LUA-T is a high-performance bipolar Hall effect switching sensor from Allegro MicroSystems, designed for reliable magnetic field detection in harsh environments. It integrates a Hall sensing element, precision amplifier, temperature compensation circuit, and open-drain output driver in a tiny SIP-3 package. The device features stable switching thresholds, wide voltage range, high ESD protection, and excellent temperature stability, ideal for non-contact position sensing, speed detection, and motion control applications.
| Key Specifications | |
|---|---|
| Brand | Allegro MicroSystems |
| RoHS Status | RoHS Compliant |
| EDA / CAD Models | 3D Model, Symbol, Footprint Available |
| Warranty | 2-Year Warranty |
| Package / Case | SIP-3 |
| Mounting Type | SIP |
| Surface Marking / Silkscreen | 221 |
| Supply Voltage | 3.0 V ~ 24 V |
| Output Type | Open Drain |
| Sensor Type | Bipolar Hall Effect Switch |
| Operating Temperature | -40°C to +125°C |
Typical Applications
- Non-Contact Position & Limit Sensing
- Motor Speed & Direction Detection
- Automotive Body Control Systems
- Industrial Automation & Robotics
- Consumer Electronics & Home Appliances
- Flow Meters & Encoder Sensors
- Security & Locking Mechanisms
- Magnetic Trigger & Proximity Switches
Order & Shipping Info
Minimum Order Quantity (MOQ): 1 Piece
Shipping Time: Shipped within 1-2 business days
Delivery Time: 3-7 working days worldwide
Shipping Methods: DHL, UPS, FedEx, EMS
Payment Methods: T/T (Bank Transfer), PayPal, Credit Card, Western Union
Technical Support
For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.
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