OCH2981 - Two Phase Hall-Effect Smart Fan Motor Controller

Product Overview

Orient Chip

Datasheet Details

Part number	OCH2981
Manufacturer	Orient Chip
File Size	194.28 KB
Description	Two Phase Hall-Effect Smart Fan Motor Controller
Datasheet	OCH2981 Datasheet
Additional preview pages of the OCH2981 datasheet.

Product details

Description

The OCH2981 is a single-chip solution for driving two-coil brushless direct current (BLDC) fans and motors.

The device includes a Hall-effect sensor, dynamic offset correction and two complementary open-drain output drivers with internal Zener diode protection.

Features

s.
Single-Chip solution.
High sensitivity Hall-effect Sensor.
Operating Voltage: 3.5V to 28V.
Average output current up to 300mA.
Built-in Hall sensor and input amplifier.
Rotor Lock Protection (Lock detection, output shutdown and automatic re-start).
Built-in reverse.

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Other Datasheets by Orient Chip

OCH2980 - Two Phase Hall-Effect Smart Fan Motor Controller
OCH2986 - Single Phase Hall-Effect DC Fan Driver
OCH2987 - 350mA Single Phase Hall-Effect DC Fan Driver
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OCH211 - 2-Phase DC Motor Drive IC
OCH266 - Two Phase Complementary Output Hall-Effect DC Motor Driver

Published: Oct 17, 2018 |