bd6709fs ROHM Co. Ltd., bd6709fs Datasheet - Page 5

• Manufacturer Part Number: bd6709fs
• Description: Dc Brushless Motor Drivers For Cooling Fans Speed Controllable Single-phase Full-wave Dc Brushless Fan Motor Drivers
• Manufacturer: ROHM Co. Ltd.

◎BD6721FS
Circuit current
Hall input hysteresis
Output voltage
Lock detection ON time
Lock detection OFF time
FG output low voltage
FG output leak current
AL output low voltage
AL output leak current
OSC low voltage
OSC high voltage
OSC charge current
OSC discharge current
Level amp gain
Level amp output low voltage
Level amp output high voltage
Output ON Duty 1
Output ON Duty 2
Output ON Duty 3
VREF voltage
Current limit voltage
VTH input bias current
VMIN input bias current
Parameter
VOSCH
Symbol
VHHYS
VOSCL
VLAOH
ICOSC
IDOSC
VLAOL
DUTY1
DUTY2
DUTY3
IVMIN
TOFF
VFGL
VREF
VALL
IFGL
IVTH
TON
IALL
GLA
VCL
VO
Icc
0.30
Min.
290
±5
4.0
3.0
0.8
2.3
-50
2.8
26
50
85
45
5
-
-
-
-
-
-
-
-
-
Limit
±10
Typ.
0.50
0.15
0.15
310
7.0
0.6
5.0
1.0
2.5
-32
0.2
1.6
3.0
32
90
50
10
-
-
-
-
-
5/40
Max.
±15
10.0
0.70
330
-26
0.9
7.0
0.3
0.3
1.2
2.7
0.3
2.0
3.2
0.2
0.2
50
50
50
95
55
15
-
Unit
μA
μA
μA
μA
μA
μA
sec
sec
mA
mV
mV
dB
%
%
%
V
V
V
V
V
V
V
V
Io=300mA
Upper and Lower total
IFG=5mA
VFG=17V
IAL=5mA
VAL=17V
Voltage between LAOUT and
Vcc
VTH=VREF*0.383
OUT1=Pull up 1kΩ
COSC=470pF
VTH=VREF*0.583
OUT1=Pull up 1kΩ
COSC=470pF
VTH=VREF*0.783
OUT1=Pull up 1kΩ
COSC=470pF
IVREF=-2mA
Conditions
Characteristics
Fig.33～36
Fig.39,40
Fig.39,40
Fig.31
Fig.32
Fig.37
Fig.38
Fig.41
Fig.41
Fig.42
Fig.43
Fig.44
Fig.44
Fig.45
Fig.46
Fig.47
Fig.48
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-
-
-
-
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