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AH285-YL-7 Datasheet(PDF) 1 Page - Diodes Incorporated

Part # AH285-YL-7
Description  HALL-EFFECT SMART FAN MOTOR CONTROLLER
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Manufacturer  DIODES [Diodes Incorporated]
Direct Link  http://www.diodes.com
Logo DIODES - Diodes Incorporated

AH285-YL-7 Datasheet(HTML) 1 Page - Diodes Incorporated

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AH285
HALL-EFFECT SMART FAN MOTOR CONTROLLER
AH285 Rev. 2
1 of 8
JANUARY 2007
www.diodes.com
© Diodes Incorporated
Lead-free
On Chip Hall Sensor
Rotor-Locked Shutdown
Automatically Restart
Frequency Generator (FG) Output
Built-in Zener Protection for Output Driver
Operating Voltage: 3.8V~20V
Output Current: IO(AVE) = 500mA for SOT89-5
Lead Free Finish/RoHS Compliant for Lead Free
products (Note 1)
Package: SOT89-5L
AH285 is a monolithic fan motor controller with Hall sensor’s
capability. It contains two complementary open-drain transistors
as motor coil drivers, automatic lock current shutdown, and
recovery protections. Additional, frequency generator (FG) output
is for speed detection relatively.
Rotor-lock shutdown detection circuit turns off the output driver
when the rotor is blocked to avoid coil overheat. Then, the
automatic recovery circuit will restart the motor. These protected
actions are repeated and periodic during the blocked period. Until
the blocking is removed, the motor recovers and runs normally.
Note:
1. RoHS revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see EU Directive Annex Notes 5 and 7.
Note: 2. Pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website at
http://www.diodes.com/datasheets/ap02001.pdf.
Features
General Description
Ordering Information
Tube/Bulk
7” Tape and Reel
Device
Package
Code
Packaging
(Note 2)
Quantity
Part
Number
Suffix
Quantity
Part Number
Suffix
AH285-Y
Y
SOT89-5
NA
NA
2500/Tape & Reel
-7
AH285 X X X
Package
Packing
-B : Bulk
-7/-13 : Taping
Y : SOT89-5L
Lead-Free
L : Lead-Free
-


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