Allegro Microsystems Through Hole Hall Effect Sensor 3-Pin Ultra Mini SIP 3.8 V to 24 V A1101EUA-T

Allegro Microsystems A1101EUA-T is a through hole Hall Effect sensor designed for precise magnetic field sensing applications. Featuring an ultra mini SIP 3-pin package, it supports a wide supply voltage range from 3.8 V to 24 V, making it versatile across various electronic systems.

Developed with BiCMOS technology, this sensor ensures fast power-on times and low noise operation. The device includes a unique Hall element geometry combined with low offset amplifiers to minimize noise and residual offset voltage caused by thermal and package stress.

It integrates a voltage regulator, Hall voltage generator, small-signal amplifier, Schmitt trigger, and NMOS output transistor within a compact form factor measuring 4.09 mm in length, 3.02 mm in height, and 1.52 mm in width.

The sensor operates reliably over a broad temperature range from -40°C to 85°C and consumes a low supply current of 7.5 mA, making it suitable for power-sensitive applications. Onboard protection circuitry provides an absolute maximum rating of ±30 V, enhancing device robustness.

Factory programmed switch-point accuracy is achieved by post-packaging device programming, reducing variations due to package stress. The device offers fast response times of approximately 4 microseconds, enabling quick detection of magnetic fields.

Its robust electromagnetic compatibility (EMC) and high electrostatic discharge (ESD) ratings ensure dependable operation in industrial and automotive environments. The sensor also complies with AEC-Q100 automotive standards, widening its application scope.

This Allegro Microsystems Hall Effect sensor is ideal for industrial automation, automotive sensors, motion detection systems, and other environments requiring reliable magnetic sensing with precise switching characteristics.

Utilizes BiCMOS technology for fast power-on time and low noise operation. Wide operating supply voltage from 3.8 to 24 V with integrated voltage regulator. Unipolar magnetic sensing with factory-programmed switch points for accuracy.

Compact ultra mini SIP through hole package measuring 4.09 mm x 3.02 mm x 1.52 mm. Wide operating temperature range from -40°C to 85°C for stable performance. Low supply current of 7.5 mA ensuring power efficiency. High reliability with onboard protection and ±30 V absolute maximum rating.

Fast response time of 4 microseconds suitable for real-time applications. Complies with automotive standard AEC-Q100 for automotive and industrial use. Explore a broad range of sensor solutions and other electronic components at EnvMart to meet your industrial and laboratory needs.

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