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GC5958 Datasheet Three-Phase Sine-wave Sensor-Less Fan Motor Driver

Manufacturer: GlobalChip

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Datasheet Details

Part number GC5958
Manufacturer GlobalChip
File Size 874.34 KB
Description Three-Phase Sine-wave Sensor-Less Fan Motor Driver
Datasheet download datasheet GC5958 Datasheet

General Description

： The GC5958 provides all the circuitry for sensor-less speed control of three-phase brushless DC motor.

The Sine-wave Driver Method will be better low-noise.

The controller functions include start-up circuit, back-EMF commutation control, Pulse Width Modulation (PWM) speed control, lock protection, and thermal shutdown circuit.

Overview

GC5958 Three-Phase Sine-wave Sensor-Less Fan Motor Driver Chip.

Key Features

  • PWM Quasi-Sinusoidal Driver.
  • Three-Phase Sensor-Less Drive Method.
  • Adjustable Forced Commutation Frequency (for Start-up).
  • Built-In External PWM Speed Control.
  • Built-In Quick Start Function.
  • FG (Rotation Speed Detection) Output.
  • Soft Switching Circuit (for Noise Reducing).
  • Power Saving Function (PWM Duty Input is 0%).
  • Built-In Lock Protection and Auto Restart Function.
  • Thermal Shutdown Circuit Chip.

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