Diodes AH285 - Manual (Page 2)

AH285
HALL-EFFECT SMART FAN MOTOR CONTROLLER
AH285
Document number: DS31029 Rev. 8 - 2
2 of 9
www.diodes.com
June 2010
© Diodes Incorporated
Pin Descriptions
Pin Name Description
FG Frequency Generation
Vdd Input Power
DO Output Pin
DOB Output Pin
GND Ground
Functional Block Diagram
Hall
Plate
Control Logic
Regulator
Lock detect,
shutdown and
automatic re-start
Vdd
GND
DOB
DO
Amp.
FG