AH284 데이터 시트보기 (PDF) - Anachip Corporation
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AH284 Datasheet PDF : 9 Pages
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Hall-Effect Smart Fan Motor Controller
Block Diagram (SIP4)
VCC
1
Regulator
Lock shutdown
and
Automatic recovery
Hall
Plate
Amp.
Control Logic
4
GND
Typical Application Circuit (SIP4)
12V
VCC
D2
D1
284
1234
GND
C3
DOB
DO
Notes: R1, R2: typical 56 Ω
C1, C2, C3: typical 2.2μF
The R, C value need to be fine tuned
base on coils design.
12V brush-less DC fan
Anachip Corp.
www.anachip.com.tw
2/9
AH284
2 DO
3 DOB
L2
L1
R1
R2
C1
C2
Rev 0.5 Jan 17, 2005
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