ACS37002KMABTR-050B3

ACS37002KMABTR-050B3 is an Allegro MicroSystems device from the ACS family of Hall-effect magnetic sensors. It’s a non-contact magnetic field sensor IC used for position, speed, or proximity sensing in automotive, industrial, and consumer applications. The chip integrates a Hall element, signal conditioning, and a generic output stage (digital or latched, depending on variant). Typical use cases include brushless motor commutation, rotary encoders, and magnetic sensing in tight spaces.
The suffixes indicate packaging/trace details: “TR” usually points to tape-and-reel packaging suitable for automated assembly, while “KMABTR-050B3” encodes a specific variant/revision and package/reel type. Exact electrical specs (supply voltage, sensitivity, output type, temperature range, pinout) vary by variant. For a precise introduction, consult the official datasheet for ACS37002KMABTR-050B3. If you share your intended application, I can summarize the relevant sections from the datasheet.

Pin count: 8 pins.
Function: ACS37002KMABTR-050B3 is a single‑channel Hall‑effect current-sensing IC with an integrated primary conductor. It measures the current through the path and provides an analog output (Vout) proportional to the sensed current, powered by Vcc with a GND reference (often with optional enable/diagnostic pins as per the datasheet).

- Manufacturer: Allegro MicroSystems (Allegro MicroSystems, LLC)
- Company type: A global semiconductor company that designs and manufactures Hall-effect/magnetic sensors and related ICs for automotive, industrial, and consumer markets.

Typical application areas for the ACS37002KMABTR-050B3 include:
- Automotive electronics (body electronics, power management)
- Battery-powered portable devices and wearables
- IoT and wireless sensor nodes
- Industrial automation and motor-control interfaces
- Consumer electronics and smart lighting
- General power-management and load-switching applications
Note: For exact recommended uses, operating conditions, and integration guidelines, refer to the official datasheet and application notes.

QFN-16 package (4×4 mm body, 0.5 mm pitch), tape-and-reel version.