KA3011 データシートの表示（PDF） - Fairchild Semiconductor

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KA3011

3-Phase BLDC Motor Driver

Fairchild Semiconductor 

KA3011BD

3-Phase BLDC Motor Driver

www.fairchildsemi.com

Features

• 3-phase, full-wave, linear BLDC motor driver

• Power save at stop mode

• Built-in current limiter

• Built-in TSD (Thermal shutdown) circuit

• Built-in 3X or 1X hall FG output

• Built-in hall bias circuit

• Built-in rotational direction detector

• Built-in reverse rotation preventer

• Built-in short braker

• Corresponds to 3.3V or 5V DSP

Description

The KA3011BD is a monolithic IC, suitable for a 3-phase

spindle motor driver of a CD-media system.

28-SSOPH-375

Typical Applications

• Compact disk ROM (CD-ROM) spindle motor

• Compact disk RW (CD-RW) spindle motor

• Digital video disk ROM (DVD-ROM) spindle motor

• Digital video disk RAM (DVD-RAM) spindle motor

• Digital video disk Player (DVDP) spindle motor

• Other compact disk media spindle motor

• Other 3-phase BLDC motor

Ordering Information

Device

Package

KA3011BD 28-SSOPH-375

KA3011BDTF 28-SSOPH-375

Operating Temp.

−25°C ~ +75°C

−25°C ~ +75°C

©2000 Fairchild Semiconductor International

1

Rev. 1.0.1

February. 2000.

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