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AH284

ETC
Part Number AH284
Manufacturer ETC
Description Hall-Effect Smart Fan Motor Controller
Published Mar 23, 2005
Detailed Description AH284 Hall-Effect Smart Fan Motor Controller „ Features - On chip Hall sensor - Rotor-locked shutdown - Automatically re...
Datasheet PDF File AH284 PDF File

AH284
AH284

Overview
AH284 Hall-Effect Smart Fan Motor Controller „ Features - On chip Hall sensor - Rotor-locked shutdown - Automatically restart - Built-in Zener protection for output driver - Operating voltage: 3.
8V~20 V - Output current: IO(AVE) = 500mA for SIP-4/SOT89-5 - Output current: IO(AVE) = 400mA for SOT23-5 - Package: SIP-4L, SOT23-5L, SOT89-5L „ General Description AH284 is a monolithic fan motor controller with Hall sensor’s capability.
It contains two complementary open-drain drivers for motor’s coil driving, automatic lock shutdown and restart function relatively.
To avoid coil burning, rotor-lock shutdown detection circuit shut down the output driver if the rotor is blocked and then the automa...


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