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UA9849 Datasheet 3-phase Motor Driver

Manufacturer: Unisonic Technologies

Overview: UNISONIC TECHNOLOGIES CO., LTD UA9849 LINEAR INTEGRATED CIRCUIT 3-PHASE MOTOR DRIVER FOR CD-ROMS.

General Description

The UTC UA9849 is ICs developed for CD-ROM spindle motor drives.

These ICs possess a short brake and reverserotation brake for two types of brake functions, and also contain FG output and rotation direction detection (FR) circuits, making them high-functionality and high-performance ICs.

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Key Features

  • S.
  • Three-phase, full-wave, pseudo-linear drive system.
  • Built-in power save and thermal shutdown functions.
  • Built-in current limiter and Hall bias circuits.
  • Built-in FG output.
  • Built-in rotation direction detector.
  • Built-in reverse rotation prevention circuit.
  • Built-in short brake pin.

More Datasheets from Unisonic Technologies

Part Number Description

UA9849 Distributor