H277 Datasheet, PDF (5/7 Pages) Hi-Sincerity Mocroelectronics – On-chip Hall sensor

HI-SINCERITY
MICROELECTRONICS CORP.
Brush-less DC Fan Output Current Curve
Icoil 1
180
Spec. No. : IC200907
Issued Date : 2009.04.03
Revised Date :2009.10.29
Page No. : 5/7
12V, 0.24A Brush-Less DC Fan
(Refer to Typical Application Circuit)
90
Test Conditions:
VCC=12V, C1=C2=2.2uF
Rcoil1=Rcoil2=40ohm
0
Icoil 2
0.0
20
18
16
14
12
10
8
6
4
2
0
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
Time (uS)
Fig.11 DC FAN Output Curve
Brush-less DC Fan Output Voltage Curve
12V, 0.24A Brush-Less DC Fan
(Refer to Typical Application Circuit)
Test Conditions:
VCC=12V, C1=C2=2.2uF
Rcoil1=Rcoil2=40ohm
Vout 1
Vout 2
2
4
6
8
10
12
14
16
18
20
Time (mS)
Fig.12 DC FAN Output Curve
Test Circuit
H277
Fig.13 Test Circuit
HSMC Product Specification