A2T21S160-12SR3 Overview
The A2T21S160-12SR3 is a high-performance automotive-grade Hall effect sensor designed for precise rotational speed and position detection. With its robust design, it delivers reliable performance under harsh environmental conditions, including wide temperature ranges and electromagnetic interference. This device features a ratiometric analog output, enabling accurate and linear sensing of magnetic fields, making it suitable for applications requiring dependable and consistent speed or position feedback. Ideal for automotive and industrial systems, the sensor supports enhanced system efficiency and safety.IC Manufacturer
A2T21S160-12SR3 Technical Specifications
| Parameter | Specification |
|---|---|
| Supply Voltage (Vcc) | 4.5 V to 5.5 V |
| Output Type | Ratiometric Analog Voltage Output |
| Operating Temperature Range | -40??C to +150??C |
| Magnetic Sensitivity | 12 mV/mT |
| Quiescent Current | 5 mA (typical) |
| Response Time | 3 ??s (typical) |
| Package Type | TO-92S |
| Reverse Polarity Protection | Included |
A2T21S160-12SR3 Key Features
- High precision ratiometric output: Ensures accurate magnetic field measurement, enabling precise speed and position sensing for critical applications.
- Wide operating temperature range: Supports reliable functionality from -40??C up to 150??C, suitable for harsh automotive and industrial environments.
- Low quiescent current: Offers power-efficient operation, reducing energy consumption and heat dissipation in embedded systems.
- Fast response time: Provides quick sensor output updates with a typical response time of 3 microseconds, enhancing real-time control accuracy.
- Robust package design: The TO-92S housing includes reverse polarity protection, ensuring sensor durability and system protection against incorrect wiring.
A2T21S160-12SR3 Advantages vs Typical Alternatives
This sensor offers superior sensitivity and temperature tolerance compared to typical Hall effect devices, enhancing measurement accuracy in fluctuating automotive and industrial conditions. Its low power consumption and fast response time improve overall system efficiency and responsiveness. The integrated reverse polarity protection delivers greater reliability and reduces risk of damage during installation, making it a dependable choice for demanding speed and position sensing applications.
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Typical Applications
- Automotive wheel speed sensing: Provides accurate rotational speed feedback for anti-lock braking systems (ABS) and traction control, ensuring vehicle safety and control.
- Electric motor control: Facilitates precise rotor position detection to optimize motor efficiency and performance.
- Industrial automation: Enables reliable speed and position monitoring in conveyor systems and factory machinery.
- Robotics: Supports real-time motion feedback to improve precision and control in robotic actuators and joints.
A2T21S160-12SR3 Brand Info
This product is part of a specialized line of Hall effect sensors designed specifically for automotive and industrial applications. Engineered to meet stringent quality and reliability standards, the device is manufactured under rigorous process controls to ensure consistent performance in harsh environments. It exemplifies the brand??s commitment to providing high-precision sensing solutions that support safety, efficiency, and durability in complex electronic systems.
FAQ
What is the supply voltage range for this Hall effect sensor?
The device operates reliably within a supply voltage range of 4.5 V to 5.5 V, making it compatible with standard automotive and industrial 5 V systems. This voltage range ensures stable operation and consistent output signal linearity.
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How does the ratiometric output benefit system integration?
The ratiometric analog output varies proportionally with the supply voltage, which simplifies signal processing and improves measurement accuracy. This feature allows the sensor to maintain consistent performance despite fluctuations in supply voltage, reducing the need for complex compensation circuitry.
Can this sensor withstand harsh automotive environments?
Yes, it is designed to operate over a wide temperature range from -40??C to +150??C and includes features like reverse polarity protection. These attributes make it highly resistant to temperature extremes, voltage spikes, and installation errors common in automotive applications.
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What kind of response time can be expected from the sensor?
The sensor offers a typical response time of 3 microseconds, enabling fast and precise detection of magnetic field changes. This rapid response supports real-time control applications such as motor speed regulation and wheel speed monitoring.
Is the product suitable for industrial automation systems?
Absolutely. Its robust construction, accurate sensing capability, and reliable output signal make it suitable for industrial automation tasks, including conveyor speed monitoring, robotic positioning, and general machinery speed feedback.
