AH291-PG-B Diodes Inc, AH291-PG-B Datasheet - Page 2

• Manufacturer Part Number: AH291-PG-B
• Description: Board Mount Hall Effect / Magnetic Sensors HALL IC SMART DC FAN PRE DRVR 1.8V-5.75V
• Manufacturer: Diodes Inc

Specifications of AH291-PG-B

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Pin Descriptions
Functional Block Diagram
AH291
Document number: DS31041 Rev. 8 - 2
Pin Name
DOB
GND
Vdd
DO
NC
Regulator
Vdd
Input Power
Output Pin
Output Pin
Ground
Not Connected
Plate
Hall
Description
Amp.
LOW VOLTAGE HALL-EFFECT SMART FAN MOTOR
GND
www.diodes.com
automatic re-start
shutdown and
Control Logic
Lock detect,
2 of 9
CONTROLLER
DO
DOB
© Diodes Incorporated
AH291
June 2010