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Компоненты Описание
AH2984 Просмотр технического описания (PDF) - Diodes Incorporated.
Номер в каталоге
Компоненты Описание
производитель
AH2984
TWO PHASE HALL-EFFECT SMART FAN MOTOR CONTROLLER
Diodes Incorporated.
AH2984 Datasheet PDF : 10 Pages
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Typical Applications Circuit
(Note 4)
(1) For SIP-4
12V
Vdd
D2
AH2984
Vdd DO DOB GND
1234
GND
D1
C
L1
L2
(2) For SOT89-5
Vdd (12V)
12V Brushless DC Fan
D2
AH2984
D1
C
5
4
NC GND DOB
AH2984
L1
Vdd GND DO
1
2
3
L2
GND
12V Brushless DC Fan
Note: 4. D1 (Zener Diode) and Capacitor C are for power stabilization. Recommended value of C is 1
μ
F/ 50V (E-Cap). Diode D2 is optional and helps
to protect the device and fan coils from reverse power conditions. The AH2984 also includes an internal reverse blocking diode at V
DD
pin.
Pin Descriptions
Pin Name
V
DD
DO
DOB
GND
NC
SIP-4
1
2
3
4
—
SOT89-5
1
3
4
2
5
Description
Input Power
Output Pin
Output Pin
Ground
No Connection
AH2984
Document number: DS31698 Rev. 4 - 2
2 of 10
www.diodes.com
December 2013
© Diodes Incorporated
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