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TDA5240T - Brushless DC motor drive circuit

General Description

The TDA5240T is a bipolar integrated circuit used to drive brushless DC motors in full-wave mode.

The device senses the rotor position using an EMF-sensing technique and is ideally suited as a drive circuit for VCR scanner motors.

Key Features

  • . Full-wave . Built-in . Optimum . Built-in . Three -0.85 -built-in . Thermal . Soft . Low . Tacho commutation start-up circuit commutation flyback diodes push-pull outputs: independent on motor type or motor loading (using push/pull drivers at the output stages) without position sensors A output current current limiter protection slope outputs for low radiation. current consumption by adaptative base-drive output without extra sensor. for external position generator (PG) signal PG signal on one pin f.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product specification File under Integrated November 96 Circuits, ICO1 Philips Semiconductors re Philips Semiconductors Product specification Brushless DC motor drive circuit TDA5240T FEATURES .Full-wave .Built-in .Optimum .Built-in .Three -0.85 -built-in .Thermal .Soft .Low .Tacho commutation start-up circuit commutation flyback diodes push-pull outputs: independent on motor type or motor loading (using push/pull drivers at the output stages) without position sensors A output current current limiter protection slope outputs for low radiation. current consumption by adaptative base-drive output without extra sensor. for external position generator (PG) signal PG signal on one pin for easy use with a controlling .Comparator .Built-in .Linear .