Ordering number : ENA0677
Monolithic Digital IC
LB11993W
com
For Digital Video Camera
Three-phase Brushless 3-in-1 Motor Driver
Overview
The LB11993W is a 3-phase brushless motor driver for digital video camera.
It integrates, on a single chip, three motor driver functions (for capstan, drum, and loading motors) for driving a tape.
This IC also includes 4-channel operation
amplifiers (2 channels for reel and 2 channels for general purpose), which significantly reduces the number of peripheral components required.
Functions
• Capstan unit
Voltage linear drive Built-in torque ripple compensation circuit FG amplifier • Drum unit Current drive Sensorless drive FG amplifier ...