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AH5798

Diodes Incorporated
Part Number AH5798
Manufacturer Diodes Incorporated
Description SINGLE PHASE HALL EFFECT LATCH SMART FAN MOTOR CONTROLLER
Published Feb 8, 2010
Detailed Description AH5798 SINGLE PHASE HALL EFFECT LATCH SMART FAN MOTOR CONTROLLER Features • • • • • • • • • • • Support single-phase fu...
Datasheet PDF File AH5798 PDF File

AH5798
AH5798

Overview
AH5798 SINGLE PHASE HALL EFFECT LATCH SMART FAN MOTOR CONTROLLER Features • • • • • • • • • • • Support single-phase full wave DC fan driver Built-in Hall sensor input amplifier Low voltage startup ( Vdd=1.
8V ) Lock detection and automatic self-restart Soft switching for low noise DC fans Without external timing capacitor, Reduces the numbers of external component required Thermal protection FG output Low profile package: SOT89-5L SOT89-5L: Available in “Green” Molding Compound (No Br, Sb) Lead Free Finish/ RoHS Compliant (Note 1) General Description The AH5798 is a single chip solution for driving single-coil brush-less DC fans and motors.
The AH5798 employs a bidirectional full bridge driver output stage for single coil fan motor applications.
The soft switching driver generates the low noise operating for DC fans.
The device includes features such as Rotor Lock Protection with rotor lock detection and automatic self-restart to avoid damage to the coil when the rotor is blocked.
Th...


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