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LB1929 - Three-Phase Brushless Motor Driver

Description

Pin No.

VCC.

Power and output current detection pins of the output.

Features

  • on-chip peripheral circuits such as a speed control circuit and an FG amplifier, and can implement a drive circuit in a single chip. Package Dimensions unit: mm 3147B-DIP28H [LB1929] 28 15 R1.7 Functions and Features.
  • Three-phase bipolar drive (30 V, 3.5 A) Direct PWM drive Built-in low side output kickback absorption diode Control technique that combines a speed discriminator with PLL speed control.
  • Speed lock detection output.
  • Built-i.

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Full PDF Text Transcription

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Ordering number : ENN7099 Monolithic Digital IC LB1929 Three-Phase Brushless Motor Driver for OA Products Overview The LB1929 is a three-phase brushless motor driver that is optimal for driving the drum and paper feed motors in laser printers and plain-paper copiers. It can provide drive with minimal power loss due to direct PWM drive technique, features on-chip peripheral circuits such as a speed control circuit and an FG amplifier, and can implement a drive circuit in a single chip. Package Dimensions unit: mm 3147B-DIP28H [LB1929] 28 15 R1.7 Functions and Features • • • • Three-phase bipolar drive (30 V, 3.
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