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A3144EUA
Analog Circuit, 1 Func, SIP-3
A3144EUA
Analog Circuit, 1 Func, SIP-3
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
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A3144EUA DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
SENSITIVE HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATIONThese Hall-effect switches are monolithic integrated circuits with tighter magnetic specifications, designed to operate continuously over extended temperatures to +150°C, and are more stable with both temperature and supply voltage changes. The unipolar switching characteristic makes these devices ideal for use with a simple bar or rod magnet. The four basic devices (3141, 3142, 3143, and 3144) are identical except for magnetic switch points.FEATURES and BENEFITS■ Superior Temp. Stability for Automotive or Industrial Applications■ 4.5 V to 24 V Operation … Needs Only An Unregulated Supply■ Open-Collector 25 mA Output … Compatible with Digital Logic■ Reverse Battery Protection■ Activate with Small, Commercially Available Permanent Magnets■ Solid-State Reliability■ Small Size■ Resistant to Physical Stress
Key Features
- Superior Temp. Stability for Automotive or Industrial Applications
- 4.5 V to 24 V Operation … Needs Only An Unregulated Supply
- Open-Collector 25 mA Output … Compatible with Digital Logic
- Reverse Battery Protection
- Activate with Small, Commercially Available Permanent Magnets
- Solid-State Reliability
- Small Size
- Resistant to Physical Stress
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Rohs Code | No | Part Life Cycle Code | Obsolete |
| Part Package Code | SIP | Pin Count ! | 3 |
| Reach Compliance Code | HTS Code ! | 8542.39.00.01 | |
| Additional Feature ! | REVERSE BATTERY PROTECTION | Analog IC - Other Type | ANALOG CIRCUIT |
| JESD-30 Code | R-XSIP-T3 | JESD-609 Code | e0 |
| Length | 4.105 mm | Number of Functions | 1 |
| Number of Terminals | 3 | Operating Temperature-Max | 85 °C |
| Operating Temperature-Min | -40 °C | Package Body Material | UNSPECIFIED |
| Package Code | SIP | Package Shape | RECTANGULAR |
| Package Style | IN-LINE | Qualification Status ! | Not Qualified |
| Seated Height-Max | 5.26 mm | Supply Voltage-Max (Vsup) | 24 V |
| Supply Voltage-Min (Vsup) | 4.5 V | Supply Voltage-Nom (Vsup) | 8 V |
| Surface Mount ! | NO | Temperature Grade ! | INDUSTRIAL |
| Terminal Finish | TIN LEAD | Terminal Form ! | THROUGH-HOLE |
| Terminal Pitch ! | 1.27 mm | Terminal Position | SINGLE |
| Width | 1.52 mm |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is A3144EUA?
The A3144EUA is a Hall Effect sensor designed for high-temperature operation. It is commonly used for non-contact magnetic sensing applications such as position sensing, speed detection, and current sensing in automotive, industrial, and consumer electronics.
How Does A3144EUA Work?
The A3144EUA operates based on the Hall Effect, where a magnetic field perpendicular to the direction of current flow generates a voltage difference across the sensor. This voltage variation is used to detect the presence and strength of a magnetic field, allowing the sensor to provide a digital output based on the magnetic field characteristics.
How Many Pins does A3144EUA have and What are the Functions of the Pinout Configuration?
The A3144EUA is housed in a 3-pin SOT-23 (Small Outline Transistor) package. The pinout configuration includes:
- VCC: Power supply pin.
- GND: Ground pin.
- OUT: Digital output pin for the sensed magnetic field.
What are the Pros and Cons of A3144EUA?
Pros:
- High-Temperature Operation: Designed for reliable operation at high temperatures, suitable for automotive and industrial environments.
- Non-Contact Sensing: Provides non-contact detection of magnetic fields, eliminating wear and tear.
- Simple Configuration: Requires minimal external components and can be easily interfaced with microcontrollers or digital systems.
- Compact Package: The small SOT-23 package is space-efficient, suitable for compact designs.
Cons:
- Single-Axis Sensing: The sensor provides detection for a single axis of the magnetic field, limiting its use in multi-axis applications.
- Sensitivity to Environmental Noise: May be susceptible to interference from external magnetic fields or electromagnetic noise.
Are There Any Equivalents/Alternatives to A3144EUA for Recommendation?
- The SS49E from Honeywell is a similar Hall Effect sensor suitable for non-contact magnetic sensing applications.
- Alternatives to the A3144EUA include the OH090U from TT Electronics and the US5881EUA from Allegro Microsystems.