KA3014

更新时间： 2024-02-09 15:21:25

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KA3014 数据手册

www.fairchildsemi.com

KA3014

Spindle + 4-CH Motor Driver

Features

Description

• Built-in power save circuit

• Built-in current limit circuit

The KA3014 is a monolithic integrated circuit suitable for a

4-ch motor driver which drives the tracking actuator, focus

actuator, sled motor, loading motor and 3-phase BLDC spin-

dle motor of the MDP/CAR-MD/CAR-NAVIGATION sys-

tem.

• Built-in thermal shutdown circuit (TSD)

• Built-in hall bias

• Built-in FG signal output circuit

• Built-in rotational direction detecting circuit

• Built-in protection circuit for reverse rotation

• Built-in short brake circuit

48-QFPH-1414

• Built-in variable-regulator

• Built-in 4-CH balanced transformerless (BTL) driver

• Built-in BTL mute circuit (CH1/2, CH3 and CH4)

• Corresponds to 3.3V DSP

Target Application

Ordering Information

• Mini disk player

Device

Package

Operating Temp.

• Digital video disk player

• Car mini disk player

• Car navigation system

KA3014

48-QFPH-1414

−35°C ~ +85°C

Rev. 1.0.2

May. 2000.

12 3 4 5 6 7...26

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