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FD178B - Single Coil Brushless DC Motor Drivers

Download the FD178B datasheet PDF. This datasheet also covers the FD178A variant, as both devices belong to the same single coil brushless dc motor drivers family and are provided as variant models within a single manufacturer datasheet.

General Description

NO.

Key Features

  • z Support single-phase full wave Brushless DC Motor Driver z Built-in Hall sensor input signal amplifier z PWM control circuit z Low voltage startup (VDD=2V) z High driving capability z Lock detection and automatic self-restart z Power polarity reverse protection z Thermal shut down protection circuit z Thin, compact, highly reliable package (TSOT-28) Pin.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (FD178A-SiTi.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number FD178B
Manufacturer SiTi
File Size 362.29 KB
Description Single Coil Brushless DC Motor Drivers
Datasheet download datasheet FD178B Datasheet

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Other Datasheets by SiTi

Part Number Description
FD178A Single Coil Brushless DC Motor Drivers
FD178C Single Coil Brushless DC Motor Drivers

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.

View original datasheet text
FD178A/FD178B/FD178C Version : A.010 Issue Date: 2011/3/1 File Name : SP-FD178-A.010.doc Total Pages: 10 Single Coil Brushless DC Motor Drivers with Soft-Switching and PWM control ( 2 to 6.5 Volts ) SILICON TOUCH TECHNOLOGY INC. 9-7F-1 Prosperity Road I Science-Based Industrial Park Hsinchu, Taiwan 300, R.O.C. Tel：886-3-5645656 Fax：886-3-5645626 FD178A/FD178B/FD178C General Specifications Designed for rotation speed control of single coil DC brushless fans, the FD178 series motor drivers minimize external component count and integrate all the key features required for high efficiency and low noise fans. Specifically PWM control and soft switching are provided to control the rotation speed and reduce the audible noise.