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Allegro Microsystems 1 Axis Surface Hall Effect Sensor 3.8 V to 24 V Supply, BiCMOS Technology, SOT-23 Package A1102ELHLT-T
Specifications
| Country of Origin | Philippines |
|---|---|
| Brand | Allegro Microsystems |
| Response time | 4μs |
| Height | 950μm |
| Length | 2.98mm |
| Model | A1102ELHLT-T |
| Technology | BiCMOS |
| Sensor Type | Hall Effect Sensors |
| Width | 1.91mm |
| Mount Type | Surface |
| Series | A1102 |
| Maximum Operating Temperature | 85°C |
| Package Type | SOT-23 |
| Minimum Operating Temperature | -40°C |
| Number of axis | 1 |
| Pin Count | 3 |
| Automotive Standard | AEC-Q100 |
| Maximum Supply Voltage | 24V |
| Minimum Supply Voltage | 3.8V |
| Supply Current | 4.1mA |
| Magnetic Type | Unipolar |
Key Features
- Provides unipolar magnetic sensing with precise switchpoint levels programmed after packaging.
- Low power consumption with 4.1 mA supply current and fast response time of 4 microseconds.
- Wide operating temperature range from -40°C to 85°C suitable for automotive and industrial use.
- Built-in voltage regulator and high ESD rating ensure robust and reliable operation.
- Meets AEC-Q100 automotive standard ensuring quality in automotive applications.
- Includes on-board protection circuitry with ±30 V absolute maximum voltage rating.
- Applications include motion sensing and position detection in electronics and automotive systems.
Product Description
Allegro Microsystems A1102ELHLT-T 1 Axis Surface Hall Effect Sensor offers reliable unipolar magnetic field detection with a supply voltage range of 3.8 V to 24 V. Built using advanced BiCMOS technology, this sensor features fast power-on time and low noise operation.
The device is housed in a compact SOT-23 3-pin surface mount package, with dimensions of 2.98 mm length, 1.91 mm width, and 950 µm height, making it suitable for dense PCB layouts and automated assembly processes.
Designed for automotive and industrial applications, this hall effect sensor complies with the AEC-Q100 standard and operates reliably in extreme temperatures from -40°C to 85°C. It incorporates a voltage regulator and on-board protection to withstand ±30 V absolute maximum voltage, enhancing device robustness and lifecycle.
The sensor includes a Hall voltage generator, small-signal amplifier, Schmitt trigger, and NMOS output transistor, delivering stable switchpoint accuracy ensured by factory programming after encapsulation to reduce offset errors due to package stress or thermal effects.
Unipolar magnetic sensing optimized for fast and noise-free response. Supply current typically 4.1 mA for low power consumption in embedded systems. Fast response time of 4 microseconds supports high-speed motion detection scenarios.
Wide supply voltage range and reverse battery protection enable automotive system integration. Compact SOT-23 package supports high-density electronic applications. AEC-Q100 automotive standard compliant for reliable performance in rugged environments.
On-board protection circuitry for enhanced device reliability and safety.
This hall effect sensor is ideal for various electronic components, power and connectors, semiconductor sensor ICs, and motion detection systems. It supports applications including proximity sensing, speed measurement, current sensing, and position detection in automotive, industrial, and consumer electronics.
Country of Origin: Philippines. Explore the Allegro Microsystems product range and related sensor ICs at EnvMart for industrial-grade sourcing solutions.
Explore more products in our Hall Effect Sensors category.
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Frequently Asked Questions
This model operates within a supply voltage range of 3.8 V to 24 V.
The maximum operating temperature for the A1102ELHLT-T is 85°C.
It has a fast response time of 4 microseconds, suitable for high-speed motion detection.
This sensor is built using advanced BiCMOS technology, which enhances its performance.
The dimensions of the SOT-23 package are 2.98 mm in length, 1.91 mm in width, and 950 µm in height.
The A1102ELHLT-T complies with the AEC-Q100 automotive standard, ensuring quality for automotive applications.
It has a typical supply current of 4.1 mA, contributing to its low power consumption.
This model provides unipolar magnetic sensing, optimized for fast and noise-free response.
It is suitable for applications such as motion sensing, position detection, speed measurement, and current sensing in automotive and industrial systems.
The A1102ELHLT-T has an absolute maximum voltage rating of ±30 V, enhancing its robustness.
This Hall Effect sensor measures in one axis.
It includes built-in protection circuitry and a voltage regulator, which contribute to its reliable operation in various environments.
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