LB11872H - 3-Phase Brushless Motor Driver
www.DataSheet4U.com Ordering number : ENN7257A Monolithic Digital IC LB11872H Three-Phase Brushless Motor Driver for Polygonal Mirror Motors Overview The LB11872H is a three-phase brushless motor driver developed for driving the motors used for the polygonal mirror in laser printers and similar applications.
It can implement, with a single IC chip, all the circuits required for polygonal mirror drive, including speed control and driver functions.
The LB11872H can implement motor drive within
LB11872H Features
* Three-phase bipolar current linear drive + midpoint control circuit
* PLL speed control circuit
* Speed is controlled by an external clock signal.
* Supports Hall FG operation.
* Built-in output saturation prevention circuit
* Phase lock detection ou
