Single-chip can drive two-coil brushless direct current (BLDC) fans / motors
09-11-2015 |
Digikey
|
Design & Manufacture
Diodes'AH2985 includes a Hall-effect sensor, dynamic offset correction, and
two complementary open-drain output drivers with internal Zener diode
protection.
Available now from Digi-Key stock it is optimized for low start-up voltage.
To help protect the motor coils, AH2985 provides rotor lock protection,
which shuts down output drives if rotor lock is detected. The device
automatically restarts when the rotor lock is removed. Over-temperature
shutdown provides thermal protection for the device. The AH2985 is available
in industry-standard TO94 package.
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