HA13571FR 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics

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HA13571FR

Combo (Spindle & VCM) Driver for HDD

Hitachi -> Renesas Electronics 

HA13571FR

Combo (Spindle & VCM) Driver for HDD

ADE-207-269 (Z)

1st Edition

February 1999

Description

The HA13571FR is combination of Spindle and VCM Driver designed for HDD and have following

functions and features.

Functions

• 2.2 A/phase spindle motor driver

• 1.5 A VCM driver

• Soft switching control circuit

• B-EMF detection circuit

• Selectable PWM or linear drive (spindle motor driver)

• Power down brake & retract

• PWM DAC & filter (VCM driver)

• 5 V, 12 V power supply monitor

• Watch dog timer

Features

• Low thermal resistance package (θj-a ≤ 25°C/W)

• Full programable commutation structure

• Low output saturation voltage

 Spindle motor driver

 VCM driver

• Built-in PWM DAC with filter

• Low noise drive by soft switching

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