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TLE4941HALA1
Product Overview
The TLE4941HALA1 belongs to the category of Hall Effect sensors and is commonly used for position sensing in automotive applications. This sensor possesses characteristics such as high sensitivity, low power consumption, and a small package size. It is typically available in a surface-mount SMD package and is essential for accurately detecting the position of a magnetic field.
Package and Quantity
The TLE4941HALA1 is usually packaged in tape and reel format, with quantities varying based on manufacturer specifications.
Specifications
- Operating Voltage: 3.8V to 24V
- Output Current: 20mA
- Operating Temperature Range: -40°C to 150°C
- Sensitivity: 2.5mT
- Supply Current: 6.5mA
Detailed Pin Configuration
The TLE4941HALA1 features a standard 3-pin configuration: 1. VCC (Power supply) 2. GND (Ground) 3. OUT (Output)
Functional Features
- High sensitivity to magnetic fields
- Wide operating voltage range
- Reverse polarity protection
- Short-circuit and overcurrent protection
Advantages and Disadvantages
Advantages
- Low power consumption
- Small package size
- Robust design for automotive environments
Disadvantages
- Limited temperature range compared to some alternatives
- Sensitive to electromagnetic interference
Working Principles
The TLE4941HALA1 operates based on the Hall Effect, where a voltage difference is created across a conductor when subjected to a magnetic field. This voltage is then measured to determine the position of the magnetic field, enabling accurate position sensing.
Detailed Application Field Plans
The TLE4941HALA1 is widely used in automotive applications, including: - Brushless DC motor commutation - Throttle position sensing - Transmission gear position detection - Steering angle sensing
Detailed and Complete Alternative Models
Some alternative models to the TLE4941HALA1 include: - A1324LUA-T (Allegro MicroSystems) - DRV5053VAQLPG (Texas Instruments) - OH090U (Littelfuse)
In conclusion, the TLE4941HALA1 is a versatile Hall Effect sensor with specific advantages and limitations, making it suitable for various automotive position sensing applications.
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What is the TLE4941HALA1?
- The TLE4941HALA1 is a Hall sensor designed for use in automotive and industrial applications to detect the position of a magnetic field.
What are the key features of the TLE4941HALA1?
- The TLE4941HALA1 features include high sensitivity, wide operating voltage range, and integrated protection functions.
How is the TLE4941HALA1 typically used in automotive applications?
- In automotive applications, the TLE4941HALA1 can be used for gear shift position sensing, throttle position sensing, and brushless DC motor commutation.
What are the benefits of using the TLE4941HALA1 in industrial applications?
- In industrial applications, the TLE4941HALA1 offers precise position sensing for linear or rotary motion control systems, as well as reliable speed measurement for conveyor belts and other machinery.
Can the TLE4941HALA1 withstand harsh environmental conditions?
- Yes, the TLE4941HALA1 is designed to operate reliably in harsh environments, with resistance to temperature extremes, vibration, and EMI.
What is the output signal of the TLE4941HALA1?
- The TLE4941HALA1 provides a digital output signal, making it easy to interface with microcontrollers and other digital systems.
How does the TLE4941HALA1 handle magnetic field variations?
- The TLE4941HALA1 is designed to compensate for variations in the magnetic field, ensuring accurate and consistent performance.
Is the TLE4941HALA1 suitable for safety-critical applications?
- Yes, the TLE4941HALA1 includes built-in diagnostic functions and is suitable for safety-critical applications such as electronic power steering and brake systems.
What are the typical power requirements for the TLE4941HALA1?
- The TLE4941HALA1 operates from a 3.0V to 5.5V supply voltage and consumes minimal power, making it suitable for battery-powered applications.
Are there any application notes or reference designs available for the TLE4941HALA1?
- Yes, Infineon provides comprehensive application notes and reference designs to assist engineers in implementing the TLE4941HALA1 in their technical solutions.