Ah285, Vdd gnd dob do – Diodes AH285 User Manual
Page 2

AH285
HALL-EFFECT SMART FAN MOTOR CONTROLLER
AH285
Document number: DS31029 Rev. 8 - 2
2 of 9
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
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