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LB1876 - 3-phase Brushless Motor Driver

Features

  • 3-phase bipolar drive.
  • Direct PWM drive technique.
  • Built-in lower side output diode.
  • Output current limiter.
  • Reference clock input circuit (FG frequency equivalent).
  • PLL speed control circuit.
  • Phase lock detector output (with masking function).
  • Built-in protection circuitry includes current limiter, restraint protection, overheat protection, low-voltage protection, etc.
  • Brake method switching circuit (free-run or.

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Datasheet Details

Part number LB1876
Manufacturer onsemi
File Size 159.42 KB
Description 3-phase Brushless Motor Driver
Datasheet download datasheet LB1876 Datasheet

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Full PDF Text Transcription

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Ordering number : EN6201B LB1876 Monolithic Digital IC For Polygon Mirror Motors 3-phase Brushless Motor Driver http://onsemi.com Overview The LB1876 is a driver for polygon mirror motors such as used in laser printers and similar equipment. It incorporates all necessary circuitry (speed control + driver) on a single chip. Direct PWM drive enables drive with low power loss. Features • 3-phase bipolar drive • Direct PWM drive technique • Built-in lower side output diode • Output current limiter • Reference clock input circuit (FG frequency equivalent) • PLL speed control circuit • Phase lock detector output (with masking function) • Built-in protection circuitry includes current limiter, restraint protection, overheat protection, low-voltage protection, etc.
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