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AH289

Diodes Incorporated
Part Number AH289
Manufacturer Diodes Incorporated
Description HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR CONTROLLER
Published May 10, 2007
Detailed Description Features AH289 HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR CONTROLLER General Description • On Chip Hall Sensor • Rotor-L...
Datasheet PDF File AH289 PDF File

AH289
AH289

Overview
Features AH289 HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR CONTROLLER General Description • On Chip Hall Sensor • Rotor-Locked Shutdown • Automatically Restart • Rotor-State Detection (RD) Output • Built-in Zener Protection for Output Driver • Operating Voltage: 3.
8V~28V • Output Current: IO (AVE) = 400mA • Lead Free Package: SOT89-5L (Note 1) • SOT89-5L: Available in “Green” Molding Compound (No Br, Sb) • Lead Free Finish/ RoHS Compliant (Note 2) AH289 is a monolithic fan motor controller with Hall sensor’s capability.
It contains two complementary open-drain transistors for motors coil driving, an automatic lock current shutdown, and recovery protection.
In addition, the Rotor-State Detect...


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