Overview

This LA6502 is a 5ch driver for CD and DVD Spindle driver : 3-phase linear sensor-less drive BTL 4ch.

Features

• Spindle driver block

1) 3-phase sensor-less motor driver

2) Soft switching drive

3) Analog input V type control

4) Current limiter incorporated

5) Counter electromotive FG output

6) Reverse prevention circuit incorporated

• Threading, focusing, tracking, and loading blocks

1) BTL-AMP type

• Common block

1) Thermal shutdown circuit incorporated (design guarantee)

2) MUTE function incorporated (pin 3)

3) OP-AMP (1ch) incorporated (open collector output)