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Allegro Microsystems Through Hole Chopper Stabilised Precision Hall Effect Switch 3 V to 24 V SIP 3-Pin A1120EUA-T
Specifications
| Country of Origin | India |
|---|---|
| Brand | Allegro Microsystems |
| Response time | 25μs |
| Height | 3.02mm |
| Length | 4.09mm |
| Model | A1120EUA-T |
| Technology | Chopper Stabilised Hall Effect |
| Sensor Type | Hall Effect Sensors |
| Width | 1.52mm |
| Mount Type | Through Hole |
| Series | A1120 |
| Maximum Operating Temperature | 85°C |
| Package Type | SIP |
| Minimum Operating Temperature | -40°C |
| Standards/Approvals | RoHS, 100% matte tin plated leadframe, Lead (Pb) Free |
| Pin Count | 3 |
| Automotive Standard | AEC-Q100 |
| Maximum Supply Voltage | 24V |
| Minimum Supply Voltage | 3V |
| Supply Current | 4mA |
| Magnetic Type | Unipolar |
| Maximum Frequency Response | 800kHz |
Key Features
- Features a 3-pin SIP package for easy integration.
- Operates with a supply current of only 4 mA for low power consumption.
- Operative temperature range from -40°C to 85°C ensures durability.
- Equipped with short circuit protected open-drain output capable of sinking up to 25 mA.
- High response frequency of up to 800 kHz supports rapid signal switching.
- Incorporates a voltage regulator enabling stable operation from unregulated supplies.
- Chopper stabilisation technology ensures superior temperature stability.
- Complies with RoHS and automotive-grade AEC-Q100 standards for reliability.
Product Description
The Allegro Microsystems A1120EUA-T through-hole chopper stabilised precision Hall Effect switch combines advanced chopper stabilisation technology with robust through-hole mounting, delivering precise magnetic sensing performance within a voltage range of 3 V to 24 V. It is designed for reliable, temperature-stable unipolar magnetic detection, suitable for a broad range of industrial, automotive, and electronic applications.
This device integrates a voltage regulator, Hall-voltage generator, small-signal amplifier, chopper stabilisation, Schmitt trigger, and a short circuit protected open-drain output capable of sinking up to 25 mA, ensuring stable output signals and protection against faults. The supply current is optimized at 4 mA, contributing to energy-efficient designs.
Operating within a temperature range of -40°C to +85°C and featuring a high maximum frequency response of 800 kHz, the A1120EUA-T supports rapid magnetic field changes and is resistant to environmental stress and thermal fluctuations. Its compact SIP package and through-hole mounting facilitate easy assembly in printed circuit board designs.
Key features include a unipolar magnetic type switchpoint with south-pole activation, short circuit protection, and compliance with industry RoHS standards and automotive AEC-Q100 qualification, making it suitable for demanding environments and automotive systems requiring durable and stable magnetic sensing solutions.
3-pin SIP package for straightforward PCB integration. Operating voltage range from 3 V minimum to 24 V maximum. Temperature operation range of -40°C to 85°C supporting harsh environments. Robust against physical stress and temperature-induced offset through chopper stabilisation.
Short circuit protected output capable of sinking up to 25 mA load current. Automotive-qualified to AEC-Q100 standards. Compact form factor with height 3.02 mm, length 4.09 mm, and width 1.52 mm. Low supply current of 4 mA contributes to energy efficiency.
The A1120EUA-T Hall Effect sensor is ideal for industrial automation, motor control, position sensing, and automotive applications requiring quick, precise magnetic field detection with enhanced reliability and temperature stability.
EnvMart offers this sensor alongside a wide range of high-quality sensor ICs and electronic components suitable for electronics manufacturing, prototyping, and embedded system development.
Explore more products in our Hall Effect Sensors category.
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Frequently Asked Questions
This model operates within a voltage range of 3 V to 24 V.
The maximum frequency response is 800 kHz, allowing for rapid signal switching.
The dimensions are 4.09 mm in length, 1.52 mm in width, and 3.02 mm in height.
It has a supply current of 4 mA, contributing to low power consumption.
The operating temperature range is from -40°C to +85°C, making it suitable for harsh environments.
It features a short circuit protected open-drain output capable of sinking up to 25 mA.
This sensor utilizes chopper stabilisation technology for enhanced temperature stability.
It complies with RoHS and automotive-grade AEC-Q100 standards.
It supports unipolar magnetic detection with south-pole activation.
This model is designed for through-hole mounting, facilitating easy integration into PCBs.
The response time is 25 microseconds, enabling quick detection of magnetic fields.
It is suitable for industrial automation, motor control, position sensing, and automotive applications requiring precise magnetic field detection.
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