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LB11889M - Monolithic Digital IC

Features

  • 3-phase full-wave current linear drive.
  • Torque ripple correction circuit (fixed correction ratio).
  • Current limiter circuit with control characteristics gain switching.
  • Output stage upper/lower oversaturation prevention circuit (No external capacitor required).
  • FG amplifier built in.
  • Thermal shutdown circuit built in. Absolute Maximum Ratings at Ta = 25°C Parameter Maximum power supply voltage Symbol VCC max VS max Maximum output current.

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Full PDF Text Transcription

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Ordering number : EN8791 www.DataSheet4U.com LB11889M Overview Monolithic Digital IC For VCR Capstan Three-Phase Brushless Motor Driver The LB11889M is three-phase brushless motor driver for VCR capstan motors. Features • 3-phase full-wave current linear drive. • Torque ripple correction circuit (fixed correction ratio). • Current limiter circuit with control characteristics gain switching. • Output stage upper/lower oversaturation prevention circuit (No external capacitor required). • FG amplifier built in. • Thermal shutdown circuit built in.
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