Compensated Magnetic Sensor Chips
Last Updated: February 12, 2025
Description
Compensated Magnetic Sensor Chips are designed to detect and measure magnetic fields with high precision. These chips are engineered to provide accurate readings by compensating for external magnetic interference, ensuring reliable performance in various environments.
Working Principle
Compensated Magnetic Sensor Chips operate based on the principles of magnetism, utilizing effects such as the Hall effect and magnetoresistive effects. When a current-carrying conductor is placed in a magnetic field, the voltage distribution within the conductor changes. These changes are detected and measured by the sensor chip. The Hall effect involves measuring the voltage perpendicular to the current and magnetic field, while magnetoresistive effects involve changes in resistance due to the magnetic field. These sensors are particularly useful because they offer contactless measurement, which enhances their robustness and reliability in industrial and automotive applications .
Applications
Compensated Magnetic Sensor Chips are used in a variety of applications where precise magnetic field measurement is crucial. For example, they are employed in the design of digital compasses, where they help achieve high-resolution directional readings by interfacing with microcontrollers . Additionally, these sensors are used in environments with significant magnetic noise, such as in automotive systems, to ensure accurate current sensing .
Advantages over other Magnetic Sensor Chips
One of the key advantages of Compensated Magnetic Sensor Chips is their ability to reject common-mode fields, which significantly improves accuracy in magnetically noisy environments . This feature makes them superior to other magnetic sensors that may not perform as well under similar conditions. Furthermore, their linear response throughout the measurement range, achieved through self-linearization, provides high sensitivity and accuracy even at the limits of the measurement range .
Limitations
A notable limitation of these sensors is their susceptibility to strong magnetic fields, which can disrupt the alignment of magnetic domains within the sensor. This disruption requires a Set/Reset condition to realign the particles, necessitating additional circuitry and power supply considerations .
Considerations
When considering the use of Compensated Magnetic Sensor Chips, it is important to evaluate the initial costs, which may include the sensor chip itself and any additional circuitry required for Set/Reset conditions. Operating expenses should account for the power supply needed to maintain sensor accuracy. Durability and accuracy are generally high, but users should be aware of potential disruptions from strong magnetic fields. Replacement and maintenance costs may be influenced by the need for periodic realignment of the sensor's magnetic domains .
from Allegro MicroSystems Inc.
The A1377 offers high-accuracy and high-resolution linear Hall-effect sensing without compromising bandwidth. Segmented temperature compensation and user programmability enable optimized performance in demanding applications. * Note: If you have issues logging into this feature you may need to... [See More]
- Sensor Type: Magnetic
- Standards and Certifications: RoHS
- Compensated: Compensated
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 198405-A1321EUA-T. Packaging: Bulk. Type: Linear. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 30kHz. Current - Supply (Max): 8mA. Current - Output (Max): 10mA. Axis: Single. [See More]
- Sensor Type: Magnetic
- Package / Mounting: 3-SIP
- Compensated: Compensated
- Packing Method: Bulk; Bulk
from Allegro MicroSystems Inc.
The A1342 offers high-precision linear Hall-effect sensing with advanced diagnostics for safety-critical applications. Its programmable features, including bandwidth, offset, and temperature compensation, enable optimized performance in a variety of systems. * Note: If you have issues logging into... [See More]
- Sensor Type: Magnetic
- Standards and Certifications: RoHS
- Compensated: Compensated
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1134455-A1321LLHLT-T. Packaging: Reel - TR. Type: Linear. Operating Temperature Range: -40 °C ~ 150 °C (TA). Features: Temperature Compensated. Package: SOT-23W. Technology: Hall Effect. Output Type: Analog Voltage. Operating... [See More]
- Sensor Type: Magnetic
- Packing Method: Tape Reel; Reel - TR
- Compensated: Compensated
- Operating Temperature: -40 to 150
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1010987-A1321LUA-T. Packaging: Bulk. Type: Linear. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 30kHz. Current - Supply (Max): 8mA. Current - Output (Max): 10mA. Axis: Single. [See More]
- Sensor Type: Magnetic
- Package / Mounting: 3-SIP
- Compensated: Compensated
- Packing Method: Bulk; Bulk
from Win Source Electronics
Manufacturer: Allegro MicroSystems. Win Source Part Number: 813088-A1322LUA-T. Packaging: Bulk. Mounting Style: Through Hole. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 30kHz. Part Status: Obsolete (End Of Life). Axis: Single. Supplier Device... [See More]
- Sensor Type: Magnetic
- Packing Method: Bulk; Bulk
- Compensated: Compensated
- Operating Temperature: -40 to 150
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1010988-A1323EUA-T. Packaging: Bulk. Type: Linear. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 30kHz. Current - Supply (Max): 8mA. Current - Output (Max): 10mA. Axis: Single. [See More]
- Sensor Type: Magnetic
- Package / Mounting: 3-SIP
- Compensated: Compensated
- Packing Method: Bulk; Bulk
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1010989-A1323LUA-T. Packaging: Bulk. Type: Linear. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 30kHz. Current - Supply (Max): 8mA. Current - Output (Max): 10mA. Axis: Single. [See More]
- Sensor Type: Magnetic
- Package / Mounting: 3-SIP
- Compensated: Compensated
- Packing Method: Bulk; Bulk
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 736741-A1324LLHLT-T. Packaging: Reel. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 17kHz. Axis: Single. Categories: Sensors, Transducers. Supplier Device Package: SOT-23W. [See More]
- Sensor Type: Magnetic
- Packing Method: Tape Reel; Reel
- Compensated: Compensated
- Operating Temperature: -40 to 150
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1010990-A1324LLHLX-T. Packaging: Reel - TR. Type: Linear. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 17kHz. Current - Supply (Max): 9mA. Current - Output (Max): 10mA. Axis:... [See More]
- Sensor Type: Magnetic
- Compensated: Compensated
- Applications: Automobile; Medical
- Package / Mounting: SOT-23W
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1010991-A1324LUA-T. Packaging: Bulk. Type: Linear. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 17kHz. Current - Supply (Max): 9mA. Current - Output (Max): 10mA. Axis: Single. [See More]
- Sensor Type: Magnetic
- Package / Mounting: 3-SIP
- Compensated: Compensated
- Packing Method: Bulk; Bulk
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1134456-A1325LLHLT-T. Packaging: Reel - TR. Type: Linear. Operating Temperature Range: -40 °C ~ 150 °C (TA). Features: Temperature Compensated. Package: SOT-23W. Technology: Hall Effect. Output Type: Analog Voltage. Operating... [See More]
- Sensor Type: Magnetic
- Packing Method: Tape Reel; Reel - TR
- Compensated: Compensated
- Operating Temperature: -40 to 150
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1010993-A1325LUA-T. Packaging: Bulk. Type: Linear. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 17kHz. Current - Supply (Max): 9mA. Current - Output (Max): 10mA. Axis: Single. [See More]
- Sensor Type: Magnetic
- Package / Mounting: 3-SIP
- Compensated: Compensated
- Packing Method: Bulk; Bulk
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 198406-A1326LUA-T. Packaging: Bulk. Type: Linear. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 17kHz. Current - Supply (Max): 9mA. Current - Output (Max): 10mA. Axis: Single. [See More]
- Sensor Type: Magnetic
- Package / Mounting: 3-SIP
- Compensated: Compensated
- Packing Method: Bulk; Bulk
from Win Source Electronics
Manufacturer: Allegro MicroSystems. Win Source Part Number: 804667-A1343LLETR-T. Packaging: Reel. Mounting Style: Surface Mount. Features: Programmable, Temperature Compensated. Technology: Hall Effect. Output Type: PWM, SENT. Bandwidth: 3kHz. Axis: Single. Sensing Range: ±25mT. Resolution: 12... [See More]
- Sensor Type: Magnetic
- Packing Method: Tape Reel; Reel
- Compensated: Compensated
- Operating Temperature: -40 to 150
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1010998-A1359LLETR-T. Packaging: Reel - TR. Type: Linear. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog, PWM. Bandwidth: 2kHz. Current - Supply (Max): 13.5mA. Current - Output (Max): 10mA. Axis:... [See More]
- Sensor Type: Magnetic
- Package / Mounting: 8-TSSOP
- Compensated: Compensated
- Packing Method: Tape Reel; Reel - TR
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1011000-A1362LKTTN-T. Packaging: Reel - TR. Type: Linear. Features: Programmable, Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 50kHz. Current - Supply (Max): 12mA. Current - Output (Max):... [See More]
- Sensor Type: Magnetic
- Package / Mounting: 4-SIP
- Compensated: Compensated
- Packing Method: Tape Reel; Reel - TR
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 131999-A1381ELHLT-T. Packaging: Reel - TR. Type: Linear. Features: Programmable, Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 12kHz. Current - Supply (Max): 8mA. Current - Output (Max):... [See More]
- Sensor Type: Magnetic
- Package / Mounting: SOT-23W
- Compensated: Compensated
- Packing Method: Tape Reel; Reel - TR
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 126355-A1382ELHLT-T. Packaging: Reel - TR. Type: Linear. Features: Programmable, Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 17kHz. Current - Supply (Max): 8mA. Current - Output (Max):... [See More]
- Sensor Type: Magnetic
- Package / Mounting: SOT-23W
- Compensated: Compensated
- Packing Method: Tape Reel; Reel - TR
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 117667-A1383ELHLT-T. Packaging: Reel - TR. Type: Linear. Features: Programmable, Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 21kHz. Current - Supply (Max): 8mA. Current - Output (Max):... [See More]
- Sensor Type: Magnetic
- Package / Mounting: SOT-23W
- Compensated: Compensated
- Packing Method: Tape Reel; Reel - TR
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 117561-A1384ELHLT-T. Packaging: Reel - TR. Type: Linear. Features: Programmable, Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 27kHz. Current - Supply (Max): 8mA. Current - Output (Max):... [See More]
- Sensor Type: Magnetic
- Package / Mounting: SOT-23W
- Compensated: Compensated
- Packing Method: Tape Reel; Reel - TR
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1134461-A1386LUA-T. Packaging: Bulk. Type: Linear. Operating Temperature Range: -40 °C ~ 150 °C (TA). Features: Programmable, Temperature Compensated. Package: 3-SSIP. Technology: Hall Effect. Output Type: Analog Voltage. [See More]
- Sensor Type: Magnetic
- Packing Method: Bulk; Bulk
- Compensated: Compensated
- Operating Temperature: -40 to 150
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 1011003-A1388LUA-2-T. Packaging: Bulk. Type: Linear. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 20kHz. Current - Supply (Max): 11.5mA. Current - Output (Max): 10mA. Axis: Single. [See More]
- Sensor Type: Magnetic
- Package / Mounting: 3-SIP
- Compensated: Compensated
- Packing Method: Bulk; Bulk
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 717402-A1392SEHLT-T. Packaging: Reel. Features: Sleep Mode, Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 10kHz. Axis: Single. Categories: Sensors, Transducers. Supplier Device Package:... [See More]
- Sensor Type: Magnetic
- Packing Method: Tape Reel; Reel
- Compensated: Compensated
- Operating Temperature: -20 to 85
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 091312-A1393SEHLT-T. Packaging: Reel - TR. Type: Linear. Features: Sleep Mode, Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 10kHz. Current - Supply (Max): 3.2mA. Axis: Single. Family Name:... [See More]
- Sensor Type: Magnetic
- Compensated: Compensated
- Applications: Consumer
- Package / Mounting: 6-MLP/DFN (2x3)
from Win Source Electronics
Manufacturer: Allegro MicroSystems, LLC. Win Source Part Number: 091651-A1395SEHLT-T. Packaging: Reel - TR. Type: Linear. Features: Sleep Mode, Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 10kHz. Current - Supply (Max): 3.2mA. Axis: Single. Family Name:... [See More]
- Sensor Type: Magnetic
- Package / Mounting: 6-MLP/DFN (2x3)
- Compensated: Compensated
- Packing Method: Tape Reel; Reel - TR
from Win Source Electronics
Manufacturer: Analog Devices Inc. Win Source Part Number: 1135760-AD22151YRZ. Packaging: Tube. Features: Temperature Compensated. Technology: Hall Effect. Output Type: Analog Voltage. Bandwidth: 5.7kHz. Axis: Single. Sensing Range: Unlimited. Categories: Sensors, Transducers. Supplier Device... [See More]
- Sensor Type: Magnetic
- Packing Method: Tube; Tube
- Compensated: Compensated
- Operating Temperature: -40 to 150