FAN8741 Fairchild Semiconductor, FAN8741 Datasheet - Page 9

• Manufacturer Part Number: FAN8741
• Manufacturer: Fairchild Semiconductor

FAN8741/FAN8742 Rev. 1.0.1
ELECTRICAL CHARACTERISTICS (Ta = 25 c)
(Ta=25 C, SVCC1=VDD=PVCC1=VM2=5V,VM1=SVCC2=PVCC2=PVCC3=12V unless otherwise noted)
* : Design guarantee specification
Quiescent Circuit Current 1
Quiescent Circuit Current 2
Quiescent Circuit Current 3
Mute Low Voltage
Mute High Voltage
Mute Input Current
Charge Pump Voltage 1
Charge Pump Voltage 2
Operating Temperature*
Hysteresis Temperature*
Control Input Deadzone11
Control Input Deadzone12
Control Voltage Input Range
Output Gain
Output On Resistance(upper)
Output On Resistance(lower)
Output Limit Current
Hall Amp Common Mode Input Range -
Minimum Hall Input Level*
Hall Bias Output Voltage
Hall Bias Input Current
FG Low Voltage
DIR Low Voltage
SLED DRIVE PART
Control Input Deadzone21
Control Input Deadzone22
Output Gain
Output On Resistance(upper)
Output On Resistance(lower)
Output Limit Current
COMMON PART
THERMAL SHUTDOWN
SPINDLE DRIVE PART
Parameter
Mute1=L, Mute2=L
Mute1=L, Mute2=H
Mute1=H, Mute2=H
MUTE=variation
MUTE=variation
MUTE=5V
I
I
SPIN>VREF
SPIN<VREF
G
RCS
Io=500mA
Io=500mA
RCS
-
I
I
I
SLIN1/SLIN2 > VREF
SLIN1/SLIN2 < VREF
G
RCS
Io=250mA
Io=250mA
RCS
PUMP
PUMP
HB
FG
DIR
MSP
MSL
=10mA
=3mA
=3mA
SP
SP
SL
SL
=G
=G
=0mA
=-1mA
=1
=1
=0.33
=0.33
VO
VO
/RCS
/RCS
G
VO
G
SL
SP
=1[V/V]
VO
,
,
=1[V/V]
Condition
9
-
-
Min. Typ. Max. Units
-100
2.55
0.85
3.0
0.5
-30
20
50
0
1
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
130
150
-50
-15
1.5
9.5
3.0
0.4
0.4
1.5
1.0
1.0
1.0
1.0
0.5
13
19
18
25
50
15
1
1
4
1
-
-
-
-
-
-
-
3.45
1.15
100
0.8
-20
1.5
0.5
0.5
30
5
4
5
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
www.fairchildsemi.com
mV
A/V
A/V
mA
mA
mA
mV
mV
mV
mV
o
o
V
V
V
V
V
A
V
V
V
V
A
C
C
A
A