AH2984 Overview
The AH2984 is a single-chip solution for driving two-coil brushless direct current (BLDC) fans and motors. The device includes a Halleffect sensor, dynamic offset correction and two plementary open-drain output drivers with internal Zener diode protection. It is optimized for low start-up voltage.
AH2984 Key Features
- Single-chip solution
- Operating Voltage: 2.5V to 15V
- Built-in Hall sensor and input amplifier
- Rotor Lock Protection (Lock detection, output shutdown and
- Built-in reverse voltage protection diode
- Built-in Zener protection for output drivers
- Average output current up to 500mA
- Packages: SIP-4 and SOT89-5
- Totally Lead-Free & Fully RoHS pliant (Notes 1 & 2)