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AH287

Diodes Incorporated
Part Number AH287
Manufacturer Diodes Incorporated
Description HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR CONTROLLER
Published May 10, 2007
Detailed Description Features AH287 HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR CONTROLLER General Description • On Chip Hall Sensor • Rotor-L...
Datasheet PDF File AH287 PDF File

AH287
AH287

Overview
Features AH287 HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR CONTROLLER General Description • On Chip Hall Sensor • Rotor-Locked Shutdown • Automatically Restart • Built-in Zener Protection for Output Driver • Operating Voltage: 3.
8V~28V • Output Current: IO(AVE) = 400mA • Lead Free Packages: SIP-4L and SOT89-5L (Note 1) • SIP-4L and SOT89-5L: Available in “Green” Molding Compound (No Br, Sb) • Lead Free Finish/ RoHS Compliant (Note 2) AH287 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.
Rotor-lock shutdown detection circuit turns off the outp...


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