Overview

The LB1980JH is a 3-phase brushless motor driver that is particularly appropriate for VCR capstan motor drivers.

Functions

• 3-phase full-wave drive

• Built-in torque ripple correction circuit (variable correction ratio)

• Current limiter circuit

• Upper and lower side output stage over-saturation prevention circuit that does not require external capacitors.

• FG amplifier

• Thermal shutdown circuit