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FD177 Datasheet Single Coil Brushless DC Motor Drivers

Manufacturer: SILICON TOUCH TECHNOLOGY

Overview: FD177 Version : A.003 Issue Date : 2008/06/10 File Name : SP-FD177-A.003.doc Total Pages : 8 Single Coil Brushless DC Motor Drivers with Soft-Switching ( 2.0 to 6.5 Volts ) SILICON TOUCH TECHNOLOGY INC. 新竹市科學園區展業一路九號七樓之一 9-7F-1 Prosperity Road I Science-Based Industrial Park Hsinchu, Taiwan 300, R.O.C. Tel：886-3-5645656 Fax：886-3-5645626 點晶科技股份有限公司 SILICON TOUCH TECHNOLOGY INC. FD177 General Specifications FD177 is a single coil DC brushless motor driver IC with soft-switching, locked protection, thermal shut down protection circuit, power polarity reverse protection and frequency generator. The driver is optimal for single coil fan applications with less external ponents.

Datasheet Details

Part number FD177
Manufacturer SILICON TOUCH TECHNOLOGY
File Size 241.76 KB
Description Single Coil Brushless DC Motor Drivers
Datasheet FD177-SILICONTOUCHTECHNOLOGY.pdf

General Description

O1 VSS FGR HP O2 VDD NC HN Package : TSOT-28 NO.

NAME DESCRIPTION 1 O1 Output driving & sinking pin 1 2 VSS Ground pin 3 FGR Frequency generator 4 HP Hall sensor in+ 5 HN Hall sensor in6 NC None connection 7 VDD Power supply pin 8 O2 Output driving & sinking pin 2 FD177 Version：A.003 Page：1 點晶科技股份有限公司 SILICON TOUCH TECHNOLOGY INC.

FD177 Absolute Maximum Ratings ( Unless otherwise noted, VDD=5V, TA = 25 °C ) Characteristic Symbol Rating Supply Voltage VDDM 6.5 Output Current IOUT 500 Output Current at Locked (TSOT-28) IOL1 1 Maximum FGR Output Current IFGR_MAX 10 Maximum FGR Output Voltage VFGR_MAX 6.5 Operating Temperature Range TOPR -30 ~ 85 Storage Temperature Range TSTG -65 ~ 150 Power Dissipation (TSOT-28) PD 568 Thermal Resistance, Junction to Ambient θJA_TSOT28 220 Thermal Resistance, Junction to Case θJC_TSOT28 92 Unit V mA A mA V °C °C mW °C/ W °C/ W FD177 Version：A.0

Key Features

  • z Support single-phase full wave Brushless DC Motor Driver z Built-in Hall sensor input signal amplifier z Low voltage startup (VDD=2.0V) 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.

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