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Melexis Through Hole Hall Effect Latch Sensor IC 3-Pin TO-92 Package 3.5 V to 24 V US1881LUA-AAA-000-BU
Specifications
| Country of Origin | Taiwan |
|---|---|
| Brand | Melexis |
| Response time | 0.25μs |
| Height | 3.2mm |
| Length | 4.3mm |
| Model | US1881LUA-AAA-000-BU |
| Technology | CMOS |
| Sensor Type | Hall Effect Sensors |
| Width | 1.6mm |
| Mount Type | Through Hole |
| Series | US1881 |
| Maximum Operating Temperature | 150°C |
| Package Type | TO-92 |
| Minimum Operating Temperature | -40°C |
| Standards/Approvals | RoHS |
| Pin Count | 3 |
| Maximum Supply Voltage | 24V |
| Minimum Supply Voltage | 3.5V |
| Supply Current | 5mA |
| Magnetic Type | Latch |
| Maximum Frequency Response | 10kHz |
Key Features
- The sensor uses CMOS technology for low power consumption and high signal integrity.
- It features a latch-type magnetic sensor suitable for detecting magnetic fields with a 3-pin TO-92 through-hole package.
- The device handles temperature range from -40°C to 150°C, supporting harsh environments.
- Maximum frequency response is 10 kHz with a response time of 0.25 μs for fast switching applications.
- It integrates a voltage regulator, Hall sensor with dynamic offset cancellation, Schmitt trigger, and open-drain output driver.
- Supply current is only 5 mA, optimizing power efficiency.
- Complies with RoHS standards for environmental safety.
- Manufactured in Taiwan, Province of China, ensuring quality control.
Product Description
Melexis US1881LUA-AAA-000-BU is a highly reliable Through Hole Hall Effect Latch Sensor IC designed using mixed signal CMOS technology integrating voltage regulation, dynamic offset cancellation, Schmitt trigger, and an open-drain output driver into a single compact device.
This sensor operates over a wide supply voltage range from 3.5 V up to 24 V, making it adaptable for various automotive, industrial, and consumer applications that require precise magnetic field detection.
The latch-type sensor with a TO-92 three-pin through-hole package provides excellent magnetic sensitivity along with a response time as fast as 0.25 μs and supports a maximum frequency response of 10 kHz.
Its temperature operating range spans from -40°C to 150°C, making it suitable for deployment in harsh environments where temperature extremes are common. The US1881 series is well-known for low current consumption of 5 mA, enhancing battery life and reducing thermal load in embedded systems.
Compact package dimensions (3.2 mm height, 4.3 mm length, and 1.6 mm width) allow seamless integration into space-limited PCB layouts. Compliant with RoHS directive, this device supports environmentally responsible product designs.
Manufactured in Taiwan, Province of China, this sensor ensures consistent quality and performance standards suitable for critical industrial sensing applications. The sensor employs the chopper-stabilized amplifier technology to minimize offset and noise.
It uses latch magnetic type technology with selectable North or South Pole activation via different package options. Its open-drain output allows easy interfacing with various microcontrollers and digital circuits. It is ideal for applications including position sensing, brushless DC motor commutation, speed detection, and proximity sensing.
Extensive automotive and industrial usage attest to its reliability and robustness. Explore the Electronics & Electricals category for more advanced sensor ICs from Melexis and other reputed manufacturers on EnvMart.
Explore more products in our Hall Effect Sensors category.
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Frequently Asked Questions
This model operates over a supply voltage range from 3.5 V to 24 V, making it versatile for various applications.
The response time of the US1881LUA-AAA-000-BU is 0.25 μs, suitable for fast switching applications.
It has a maximum frequency response of 10 kHz, allowing it to detect rapid changes in magnetic fields.
The dimensions of the TO-92 package are 3.2 mm in height, 4.3 mm in length, and 1.6 mm in width.
It can operate in a temperature range from -40°C to 150°C, making it suitable for harsh environments.
The supply current for this sensor is 5 mA, optimizing power efficiency in applications.
This model utilizes latch magnetic type technology, which can be activated by either North or South Pole depending on the configuration.
Yes, it complies with RoHS standards for environmental safety, supporting responsible product design.
It features an open-drain output, allowing easy interfacing with various microcontrollers and digital circuits.
This sensor is ideal for applications including position sensing, brushless DC motor commutation, speed detection, and proximity sensing.
It is designed using mixed signal CMOS technology, integrating multiple functions into a single compact device.
This sensor has a total of 3 pins, suitable for through-hole mounting.
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