AH288 - Diodes Incorporated

AH288 HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR CONTROLLER

• On chip Hall sensor • Rotor-locked shutdown • Automatically restart • Frequency generator (FG) 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) .

Features

AH288 HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR CONTROLLER General Description
• On chip Hall sensor
• Rotor-locked shutdown
• Automatically restart
• Frequency generator (FG) 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) AH288 is a monolithic fan motor controller with Hall sensor’s capability. It contains two complementary open-drain transistors as motor coil drivers, automatic l.